Generac Portable Generator QT07068JVAC User Manual

Owner's Manual  
Stationary Emergency Generator  
QT  
6.8L  
70kW Models  
EPA Certified  
with Optional Catalyst  
nNOT INTENDED FOR USE IN CRITICAL LIFE SUPPORT  
APPLICATIONS.  
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS  
SHOULD ATTEMPT INSTALLATION! DEADLY EXHAUST  
FUMES! OUTDOOR INSTALLATION ONLY!  
This manual should remain with the unit.  
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Safety Instructions  
nSAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be copied and posted in potential  
hazard areas. Safety should be stressed to all operators, potential operators, and service and repair technicians for this  
equipment.  
This symbol points out potential fire hazard.  
INTRODUCTION  
Thank you for purchasing this model of the stationary emergency  
generator product line.  
This symbol points out potential electrical shock hazard.  
Every effort was expended to make sure that the information and  
instructions in this manual were both accurate and current at the  
time the manual was written. However, the manufacturer reserves  
the right to change, alter or otherwise improve this product(s) at  
any time without prior notice.  
The operator is responsible for proper and safe use of the equip-  
ment. The manufacturer strongly recommends that the operator  
read this Owner's Manual and thoroughly understand all instruc-  
tions before using this equipment. The manufacturer also strongly  
recommends instructing other users to properly start and operate  
the unit. This prepares them if they need to operate the equipment  
in an emergency.  
READ THIS MANUAL THOROUGHLY  
If any portion of this manual is not understood, contact the nearest  
Service Dealer for starting, operating and servicing procedures.  
For safety reasons, the manufacturer recommends that this  
equipment be installed, serviced and repaired by a Service  
Dealer or other competent, qualified electrician or installation  
technician who is familiar with applicable codes, standards and  
regulations. The operator also must comply with all such codes,  
standards and regulations.  
Throughout this publication, and on tags and decals affixed to the  
generator, DANGER, WARNING, CAUTION and NOTE blocks are  
used to alert personnel to special instructions about a particular  
service or operation that may be hazardous if performed incor-  
rectly or carelessly. Observe them carefully. Their definitions are  
as follows:  
OPERATION AND MAINTENANCE  
It is the operator's responsibility to perform all safety checks, to  
make sure that all maintenance for safe operation is performed  
promptly, and to have the equipment checked periodically by a  
Service Dealer. Normal maintenance service and replacement of  
parts are the responsibility of the owner/operator and, as such,  
are not considered defects in materials or workmanship within the  
terms of the warranty. Individual operating habits and usage con-  
tribute to the need for maintenance service.  
INDICATES A HAZARDOUS SITUATION OR ACTION WHICH, IF  
NOT AVOIDED, WILL RESULT IN DEATH OR SERIOUS INJURY.  
Indicates a hazardous situation or action which, if not  
avoided, could result in death or serious injury.  
Proper maintenance and care of the generator ensure a minimum  
number of problems and keep operating expenses at a minimum.  
See a Service Dealer for service aids and accessories.  
Indicates a hazardous situation or action which, if not  
avoided, could result in minor or moderate injury.  
NOTE:  
Operating instructions presented in this manual assume that the  
generator electric system has been installed by a Service Dealer or  
other competent, qualified contractor. Installation of this equipment  
is not a “do-it-yourself” project.  
Notes contain additional information important to a procedure  
and will be found within the regular text body of this manual.  
These safety warnings cannot eliminate the hazards that they  
indicate. Common sense and strict compliance with the special  
instructions while performing the service are essential to prevent-  
ing accidents.  
HOW TO OBTAIN SERVICE  
When the generator requires servicing or repairs, simply contact  
a Service Dealer for assistance. Service technicians are factory-  
trained and are capable of handling all service needs.  
Four commonly used safety symbols accompany the DANGER,  
WARNING and CAUTION blocks. The type of information each  
indicates is as follows:  
When contacting a dealer about parts and service, always supply  
the complete Model Number, Serial Number and Type Code (where  
applicable) from the DATA LABEL that is affixed to the unit.  
This symbol points out important safety information that,  
if not followed, could endanger personal safety and/or  
n
property of others.  
This symbol points out potential explosion hazard.  
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Safety Instructions  
• The engine exhaust fumes contain carbon monoxide gas, which  
SAFETY RULES  
can be DEADLY. This dangerous gas, if breathed in sufficient  
concentrations, can cause unconsciousness or even death. For  
that reason, adequate ventilation must be provided. This should  
be considered prior to installing the generator. The unit should  
be positioned to direct exhaust gasses safely away from any  
building where people, animals, etc., will not be harmed. Any  
exhaust stacks that ship loose with the unit must be installed  
properly per the manufacturer's instruction, and in strict compli-  
ance with applicable codes and standards.  
Study these SAFETY RULES carefully before installing, operating  
or servicing this equipment. Become familiar with this Owner’s  
Manual and with the unit. The generator can operate safely, effi-  
ciently and reliably only if it is properly installed, operated and  
maintained. Many accidents are caused by failing to follow simple  
and fundamental rules or precautions.  
The manufacturer cannot anticipate every possible circumstance  
that might involve a hazard. The warnings in this manual, and on  
tags and decals affixed to the unit are, therefore, not all inclusive.  
If a procedure, work method or operating technique is used that  
the manufacturer does not specifically recommend, ensure that it  
is safe for others. Also make sure the procedure, work method or  
operating technique utilized does not render the generator unsafe.  
• Keep hands, feet, clothing, etc., away from drive belts, fans,  
and other moving or hot parts. Never remove any drive belt or  
fan guard while the unit is operating.  
• Adequate, unobstructed flow of cooling and ventilating air is  
critical in any room or building housing the generator to prevent  
buildup of explosive gases and to ensure correct generator  
operation. Do not alter the installation or permit even partial  
blockage of ventilation provisions, as this can seriously affect  
safe operation of the generator.  
• Keep the area around the generator clean and uncluttered.  
Remove any materials that could become hazardous.  
• When working on this equipment, remain alert at all times.  
Never work on the equipment when physically or mentally  
fatigued.  
• Inspect the generator regularly, and promptly repair or replace  
all worn, damaged or defective parts using only factory-  
approved parts.  
• Before performing any maintenance on the generator, discon-  
nect its battery cables to prevent accidental start-up. Disconnect  
the cable from the battery post indicated by a NEGATIVE, NEG  
or (–) first. Reconnect that cable last.  
• Never use the generator or any of its parts as a step. Stepping  
on the unit can stress and break parts, and may result in dan-  
gerous operating conditions from leaking exhaust gases, fuel  
leakage, oil leakage, etc.  
nDespite the safe design of this generator,  
operating this equipment imprudently, neglect-  
ing its maintenance or being careless can cause  
possible injury or death. Permit only respon-  
sible and capable persons to install, operate or  
maintain this equipment.  
Potentially lethal voltages are generated by  
these machines. Ensure all steps are taken to  
render the machine safe before attempting to  
work on the generator.  
nParts of the generator are rotating and/or hot  
during operation. Exercise care near running  
generators.  
GENERAL HAZARDS  
• For safety reasons, the manufacturer recommends that this  
equipment be installed, serviced and repaired by a Service  
Dealer or other competent, qualified electrician or installation  
technician who is familiar with applicable codes, standards  
and regulations. The operator also must comply with all such  
codes, standards and regulations.  
ELECTRICAL HAZARDS  
• Installation, operation, servicing and repair of this (and related)  
equipment must always comply with applicable codes, stan-  
dards, laws and regulations. Adhere strictly to local, state and  
national electrical and building codes. Comply with regulations  
the Occupational Safety and Health Administration (OSHA) has  
established. Also, ensure that the generator is installed, operat-  
ed and serviced in accordance with the manufacturer’s instruc-  
tions and recommendations. Following installation, do nothing  
that might render the unit unsafe or in noncompliance with the  
aforementioned codes, standards, laws and regulations.  
• All stationary emergency generators covered by this manual  
produce dangerous electrical voltages and can cause fatal  
electrical shock. Utility power delivers extremely high and dan-  
gerous voltages to the transfer switch as well as the generator.  
Avoid contact with bare wires, terminals, connections, etc.,  
on the generator as well as the transfer switch, if applicable.  
Ensure all appropriate covers, guards and barriers are in place  
before operating the generator. If work must be done around  
an operating unit, stand on an insulated, dry surface to reduce  
shock hazard.  
• Do not handle any kind of electrical device while stand-  
ing in water, while barefoot, or while hands or feet are wet.  
DANGEROUS ELECTRICAL SHOCK MAY RESULT.  
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Safety Instructions  
• If personnel must stand on metal or concrete while installing,  
FIRE HAZARDS  
operating, servicing, adjusting or repairing this equipment,  
place insulative mats over a dry wooden platform. Work on the  
equipment only while standing on such insulative mats.  
• The National Electrical Code (NEC) requires the frame and  
external electrically conductive parts of the generator to be con-  
nected to an approved earth ground. This grounding will help  
prevent dangerous electrical shock that might be caused by a  
ground fault condition in the generator or by static electricity.  
Never disconnect the ground wire.  
• Keep a fire extinguisher near the generator at all times. Do NOT  
use any carbon tetra-chloride type extinguisher. Its fumes are  
toxic, and the liquid can deteriorate wiring insulation. Keep the  
extinguisher properly charged and be familiar with its use. If  
there are any questions pertaining to fire extinguishers, consult  
the local fire department.  
EXPLOSION HAZARDS  
• Wire gauge sizes of electrical wiring, cables and cord sets must  
be adequate to handle the maximum electrical current (ampac-  
ity) to which they will be subjected.  
• Before installing or servicing this (and related) equipment, make  
sure that all power voltage supplies are positively turned off at  
their source. Failure to do so will result in hazardous and pos-  
sibly fatal electrical shock.  
• Properly ventilate any room or building housing the generator to  
prevent build-up of explosive gas.  
• Do not smoke around the generator. Wipe up any fuel or oil  
spills immediately. Ensure that no combustible materials are left  
in the generator compartment, or on or near the generator, as  
FIRE or EXPLOSION may result. Keep the area surrounding the  
generator clean and free from debris.  
• Connecting this unit to an electrical system normally supplied  
by an electric utility shall be by means of a transfer switch so as  
to isolate the generator electric system from the electric utility  
distribution system when the generator is operating. Failure to  
isolate the two electric system power sources from each other  
by such means will result in damage to the generator and may  
also result in injury or death to utility power workers due to  
backfeed of electrical energy.  
• These generators may operate using one of several types  
of fuels. All fuel types are potentially FLAMMABLE and/or  
EXPLOSIVE and should be handled with care. Comply with all  
laws regulating the storage and handling of fuels. Inspect the  
unit’s fuel system frequently and correct any leaks immediately.  
Fuel supply lines must be properly installed, purged and leak  
tested according to applicable fuel-gas codes before placing  
this equipment into service.  
• Stationary emergency generators installed with an automatic  
transfer switch will crank and start automatically when normal  
(utility) source voltage is removed or is below an acceptable  
preset level. To prevent such automatic start-up and possible  
injury to personnel, disable the generator’s automatic start cir-  
cuit (battery cables, etc.) before working on or around the unit.  
Then, place a “Do Not Operate” tag on the generator control  
panel and on the transfer switch.  
• Diesel fuels are highly FLAMMABLE. Gaseous fluids such  
as natural gas and liquid propane (LP) gas are extremely  
EXPLOSIVE. Natural gas is lighter than air, and LP gas is heavier  
than air; install leak detectors accordingly.  
• In case of accident caused by electric shock, immediately  
shut down the source of electrical power. If this is not pos-  
sible, attempt to free the victim from the live conductor. AVOID  
DIRECT CONTACT WITH THE VICTIM. Use a nonconducting  
implement, such as a dry rope or board, to free the victim from  
the live conductor. If the victim is unconscious, apply first aid  
and get immediate medical help.  
• Never wear jewelry when working on this equipment. Jewelry  
can conduct electricity resulting in electric shock, or may get  
caught in moving components causing injury.  
CALIFORNIA PROPOSITION 65 WARNING  
Engine exhaust and some of its constituents are known  
to the State of California to cause cancer, birth defects  
and other reproductive harm.  
CALIFORNIA PROPOSITION 65 WARNING  
This product contains or emits chemicals known to the  
State of California to cause cancer, birth defects and  
other reproductive harm.  
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General Information  
NOTE:  
IDENTIFICATION RECORD  
For actual information related to this particular model, please  
refer to the Manual Drawing Listing located at the end of this  
manual, or to the data label affixed to the unit.  
DATA LABEL  
Every generator set includes DATA LABEL that contains important  
information pertinent to the generator. The data label is attached to  
the lower connection box on the generator and lists the unit serial  
number, rated voltage, amps, wattage capacity, phase, frequency,  
rpm, power factor, and production date.  
Stationary Emergency Generator Model and Serial  
Number  
This number is the key to numerous engineering and manufactur-  
ing details pertaining to your unit. Always supply this number  
when requesting service, ordering parts or seeking information.  
Data Label  
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Equipment Description  
EQUIPMENT DESCRIPTION  
COOLANT RECOMMENDATIONS  
Use a mixture of half low silicate ethylene glycol base anti-freeze  
and deionized water. Cooling system capacity is listed in the  
specifications. Use only deionized water and only low silicate  
anti-freeze. If desired, add a high quality rust inhibitor to the rec-  
ommended coolant mixture. When adding coolant, always add the  
recommended 50-50 mixture.  
This equipment is a revolving field, alternating current Stationary  
Emergency Generator set. It is powered by a gaseous fueled  
engine operating at 1800 rpm for 4-pole direct drive units, 3600  
rpm for 2-pole direct drive units and 2300 - 3000 rpm for quiet  
drive gear units. See the Specifications section for exact numbers.  
The unit comes complete with a sound attenuated enclosure, inter-  
nally mounted muffler, control console, mainline circuit breaker,  
battery charger, and protective alarms as explained in the following  
paragraph.  
Do not use any chromate base rust inhibitor  
with ethylene glycol base anti-freeze or chro-  
All AC connections, including the power leads from the alterna-  
tor, 120 volt battery charger input and control connections to the  
transfer switch are available in the main connection box.  
mium hydroxide (“green slime”) forms and will  
cause overheating. Engines that have been  
operated with a chromate base rust inhibitor  
must be chemically cleaned before adding eth-  
ylene glycol base anti-freeze. Using any high  
silicate anti-freeze boosters or additives will  
also cause overheating. The manufacturer also  
recommends that any soluble oil inhibitor is  
NOT used for this equipment.  
The Stationary Emergency Generator incorporates the following  
generator features:  
• Rotor and Stator insulation is Class H rated as defined by NEMA  
MG1-32.6, MG1-1.66. The generator is self ventilated and drip-  
proof constructed.  
• The voltage waveform deviation, total harmonic content of the  
AC waveform and telephone influence factor have been evalu-  
ated and are acceptable according to NEMA MG1-32.  
Do not remove the radiator pressure cap while  
the engine is hot or serious burns from boiling  
liquid or steam could result.  
ENGINE OIL RECOMMENDATIONS  
The unit has been filled with 5W-20 engine oil at the factory. Use  
a high-quality detergent oil classified “For Service SJ or SH.”  
Detergent oils keep the engine cleaner and reduce carbon deposits.  
When changing the engine oil, be sure to use 5W-30 engine oil  
(synthetic oil is recommended).  
Ethylene glycol base antifreeze is poisonous.  
Do not use mouth to siphon coolant from the  
radiator, recovery bottle or any container. Wash  
hands thoroughly after handling. Never store  
used antifreeze in an open container because  
animals are attracted to the smell and taste of  
antifreeze even though it is poisonous to them.  
Any attempt to crank or start the engine before  
it has been properly serviced with the recom-  
mended oil may result in an engine failure.  
NOTE:  
For temperatures below 32° F, it is strongly recommended to  
use the optional Cold Weather Start Kit. The oil grade for tem-  
peratures below 32° F is 5W-30 synthetic oil.  
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Engine Protective Devices  
OVERCRANK SHUTDOWN  
ENGINE PROTECTIVE DEVICES  
The Stationary Emergency Generator may be required to operate  
for long periods of time without an operator on hand to monitor  
such engine conditions as coolant temperature, oil pressure or  
rpm. For that reason, the engine has several devices designed to  
protect it against potentially damaging conditions by automatically  
shutting down the unit when the oil pressure is too low, the coolant  
temperature is too high, the coolant level is too low, or the engine  
is running too fast.  
After a prespecified duration of cranking, this function ends the  
cranking if the engine has failed to start. The overcrank message  
will turn ON. Turn OFF the AUTO/OFF/MANUAL switch, then turn  
switch back to AUTO to reset the generator control board.  
NOTE:  
If the fault is not corrected, the overcrank feature will continue  
to activate.  
NOTE:  
Approximate Crank Cycle Times  
• 15 seconds ON  
• 7 seconds OFF  
• 7 seconds ON  
Engine protective switches and sensors are mentioned here for  
the reader’s convenience. Also refer to the applicable control  
panel manual for additional automatic engine shutdown infor-  
mation.  
• 7 seconds OFF  
• Repeat for 45 seconds  
• Approximately 90 seconds total.  
HIGH COOLANT TEMPERATURE SENDER  
An analog coolant temperture sender, located in the engine's  
cooling system will cause an engine shutdown if the temperature  
should exceed approximately 125° C (257° F). The generator will  
automatically restart once the temperature has returned to a safe  
operating level.  
OVERSPEED SHUTDOWN  
A speed circuit controls engine cranking, start-up, operation and  
shutdown. Engine speed signals are delivered to the circuit board  
whenever the unit is running. Should the engine overspeed above  
a safe, preset value, the circuit board initiates an automatic engine  
shutdown. Contact the nearest Authorized Dealer if this failure  
occurs.  
LOW COOLANT LEVEL SENSOR  
To prevent overheating, the engine has a low coolant level sensor.  
If the level of engine coolant drops below the level of the low cool-  
ant level sensor, the engine automatically shuts down.  
RPM SENSOR LOSS SHUTDOWN  
If the speed signal to the control panel is lost, engine shutdown  
will occur.  
LOW OIL PRESSURE SWITCH  
This switch has normally closed contacts that are held open by  
engine oil pressure during cranking and operating. Should oil pres-  
sure drop below the 8 psi range, switch contacts close, and the  
engine shuts down. The unit should not be restarted until oil is  
added, and the AUTO/OFF/MANUAL switch must be turned to OFF  
and then back to AUTO.  
DC FUSES  
A fuse (7.5 amp) is located on the control panel. It protects the  
panel components from damaging overload. Always remove this  
fuse before commencing work on the generator. The unit will not  
start or crank if the fuse is blown.  
A fuse (25 amp) is located in the engine wire harness adjacent  
to the DC alternator. It is used to prevent circuit failure due to DC  
alternator falure. It will also protect the system in the event of a  
wiring short-dircuit. If this fuse is blown, the generator will not  
operate. Replace these fuses with the same size, type, and rating.  
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Fuel System  
NATURAL GAS FUEL SYSTEM  
FUEL SYSTEM  
Natural gas is supplied in its vapor state. In most cases, the gas  
distribution company provides piping from the main gas distribu-  
tion line to the standby generator site. The following information  
applies to natural gas fuel systems.  
FUEL REQUIREMENTS  
The Stationary Emergency Generator may be equipped with one of  
the following fuel systems:  
• Gas pressure in a building is usually regulated by national, state  
and local codes.  
To reduce gas pressure to a safe level before the gas enters a  
building, a primary regulator is needed. The natural gas supplier  
may or may not supply such a regulator.  
• It is the responsibility of the gas supplier to make sure sufficient  
gas pressure is available to operate the primary regulator.  
• Gas pressure at the inlet to the fuel shutoff solenoid must never  
exceed approximately 14 inches water column (0.5 psi).  
• Natural gas fuel system  
• Propane vapor (LPV) fuel system  
Recommended fuels should have a Btu content of at least 1,000  
Btu's per cubic foot for natural gas; or at least 2,520 Btu's per  
cubic foot for LP gas. Ask the fuel supplier for the Btu content of  
the fuel.  
NOTE:  
The fuel consumption requirements are identified in the  
Specifications section of the Owner's Manual. Refer to the  
Installation Manual if assistance is required for the sizing of  
the pipe diameter for the generator. Any piping used to connect  
the generator to the fuel supply should be of adequate size to  
achieve the 100% load fuel consumption requirements identi-  
fied in the Specifications section regardless of actual load.  
PROPANE VAPOR WITHDRAWAL FUEL SYSTEM  
This type of system utilizes the vapors formed above the liquid  
fuel in the supply tank. Approximately 10 to 20 percent of the tank  
capacity is needed for fuel expansion from the liquid to the vapor  
state. The vapor withdrawal system is generally best suited for  
smaller engines that require less fuel. The installer should be aware  
of the following:  
NOTE:  
TherecommendedfuelpressureisidentifiedintheSpecifications  
section this manual.  
• When ambient temperatures are low and engine fuel consump-  
tion is high, the vapor withdrawal system may not function  
efficiently.  
• Ambient temperatures around the supply tank must be high  
enough to sustain adequate vaporization, or the system will not  
deliver the needed fuel volume.  
NOTE:  
It is the responsibility of the installer to make sure that only  
the correct recommended fuel is supplied to the generator fuel  
system. Thereafter, the owner/operator must make certain that  
only the proper fuel is supplied.  
• In addition to the cooling effects of ambient air, the vaporization  
process itself provides an additional cooling effect.  
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Specifications  
Engine Lubrication System  
SPECIFICATIONS  
Type of Oil Pump ...............................................................Gear  
Oil Filter .......................................................Full Flow, Cartridge  
Crankcase Oil Capacity ............................................ 5 U.S. qts.  
STATIONARY EMERGENCY GENERATOR  
Type......................................................................Synchronous  
Rotor Insulation.............................................................Class H  
Stator Insulation............................................................Class H  
Total Harmonic Distortion..............................................< 3.5%  
Telephone Interference Factor (TIF) .................................. < 50  
Alternator Output Leads 1-phase.....................................4-wire  
Alternator Output Leads 3-phase.....................................6-wire  
Bearings ..................................................................Sealed Ball  
Coupling ................................................................Flexible Disc  
Load Capacity (Standby Rating)....................................70 kW*  
COOLING SYSTEM  
Type............................................................................... Closed  
Water Pump............................................................. Belt Driven  
Fan Speed.........................................................................2300  
Fan Diameter..............................................................22 inches  
Fan Mode....................................................................... Pusher  
Air Flow (inlet air including alternator and  
combustion air) .................................................5200 ft3/min.  
Coolant Capacity....................................................4.5 U.S. gal.  
Heat Rejection to Coolant....................................287,000 Btu/h  
Maximum Operating Air Temp. on Radiator......... 60 °C (150 °F)  
Maximum Ambient Temperature......................... 50 °C (140 °F)  
* NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE  
J1349, ISO3046 and DIN 6271 Standards. kW rating is based on LPG fuel and may derate  
with natural gas.  
Excitation System ......................................................Brushless  
Circuit Breaker Size (Amps)  
FUEL SYSTEM  
Voltage  
LP kW CB Amps NG kW CB Amps  
Type of Fuel ........................................ Propane or Natural Gas*  
Carburetor............................................................... Down Draft  
Secondary Fuel Regulator............................................ Standard  
Fuel Shut-off Solenoid................................................. Standard  
Operating Fuel Pressure ...............11 in. - 14 in. Water Column  
120/240 V - 1ø  
120/208 V - 3ø  
120/240 V - 3ø  
277/480 V - 3ø  
67  
70  
70  
70  
300 292  
300 243  
250 211  
125 105  
64  
67  
67  
67  
300 267  
300 232  
250 201  
125 101  
Fuel Consumption - ft3/hr (Natural Gas/LPV)  
Generator Locked Rotor kVA Available @ Voltage Dip of 35%  
Single-phase..............................................................145 kVA  
480 V, 3-phase..........................................................160 kVA  
208 V, 3-phase..........................................................145 kVA  
Exercise  
25%  
50%  
75%  
100%  
Load  
Cycle  
Load  
Load  
Load  
110/44.2  
260/104  
500/200 696/280 1020/411  
* Engine is not field convertible between natural gas and propane. Jet size and ignition timing  
are factory set for the specific fuel.  
ENGINE  
Make ........................................................................... Generac  
Model ............................................................................. V-type  
Cylinders and Arrangement ...................................................10  
Displacement...............................................................6.8 Liter  
Bore............................................................ 90.2 mm (3.55 in.)  
Stroke....................................................... 105.9 mm (4.17 in.)  
Compression Ratio.......................................................... 9-to-1  
Air Intake System......................................... Naturally Aspirated  
Valve Seats................................................................ Hardened  
Lifter Type.................................................................. Hydraulic  
ELECTRICAL SYSTEM  
Battery Charge Alternator.....................................12 V, 30 Amp  
Smart Charger .......................................................12 V, 2 Amp  
Recommended Battery.......................................... 24F 525CCA  
System Voltage............................................................ 12 Volts  
NOTE:  
Battery dimensions (L x W x H) for the Group 24 battery should  
not exceed 10 3/4" x 6 13/16" x 9" (273 mm x 173 mm x 229  
mm).  
Engine Parameters  
Rated Synchronous rpm.........................................60 Hz, 1800  
Voltage Regulator  
Type...........................................................................Electronic  
Regulation........................................................................± 1%  
Exhaust System  
Exhaust Flow at Rated Output 60 Hz.............................557 cfm  
Exhaust Temperature at Rated Output..............................890 °F  
Power Adjustment for Ambient Conditions  
Temperature Deration  
3% for every 10 °C above °C ..............................................25  
1.65% for every 10 °F above °F ..........................................77  
Altitude Deration  
1% for every 100 m above m............................................183  
3% for every 1000 ft. above ft. .........................................600  
Combustion Air Requirements (Natural Gas)  
Flow at rated power, 60 Hz...........................................205 cfm  
Governor  
Type...........................................................................Electronic  
Frequency Regulation.............................................Isochronous  
Steady State Regulation ............................................ ± 0.25 %  
Controller ................................................................. Nexus  
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Specifications  
WEATHER AND MAINTENANCE KITS  
To keep the generator running at its peak, the following kits are  
offered:  
• Cold Weather Kit  
~ Recommended for climates with temperatures below 32 °F.  
• Scheduled Maintenance Kit  
~ Kit includes the recommended parts to maintain the genera-  
tor. Refer to the Service Schedule for regular maintenance  
intervals.  
For additional information, or to order any of these kits, please  
contact an Authorized Service Dealer or Customer Service  
Representative.  
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General Information  
ALTERNATOR AC LEAD  
ALTERNATOR POWER WINDING  
CONNECTIONS  
CONNECTIONS  
The electrical wires in the unit’s AC connection (lower) panel  
should be installed according to the number of leads and the  
voltage/phase required for the application. The voltage and phase  
are described on the generator data label. The number of lead  
wires can be identified using the Specifications section and the  
power output rating on the generator data label. For example, if  
the generator produces 130kW, 277/480 Volt, 3-phase power, the  
generator has 12 alternator output leads. Figure 7.3 describes the  
stator power winding connection for the generator.  
3-PHASE ALTERNATORS ("Y" CONFIGURATION)  
The Stationary Emergency Generator is designed to supply  
3-phase electrical loads. Electric power is produced in the alterna-  
tor power windings. These windings were connected at the factory  
to the main circuit breaker with a “Y” configuration as shown in  
Figures 7.2 through 7.6.  
The rated voltage between circuit breaker terminals E1-E2, E1-E3  
and E2-E3 is 480V, 208V or 600V depending on the model.  
The rated voltage between each circuit breaker terminal and the  
neutral point 00 is 277V, 120V, or 346V depending on the model.  
FOUR-LEAD, SINGLE-PHASE STATOR  
Four-lead alternators (see Figure 7.1) are designed to supply elec-  
trical loads with voltage code A” (240V, 1-phase, 60 Hz). Electrical  
power is produced in the stator power windings. These windings  
were connected at the factory to the main circuit breaker as shown  
in Figure 7.1.  
Figure 7.2 — Stator Power Winding  
Connections - 3-phase, 277/480V (6 Lead)  
E1  
The rated voltage between each circuit breaker terminal is 240V.  
The rated voltage between each circuit breaker terminal and the  
neutral point 00 is 120V.  
S1  
INTERNAL  
CONNECTIONS  
Figure 7.1 — Four-lead, Single-phase Stator  
L - L  
S4  
S6  
00 (NEUTRAL)  
S5  
S2  
S3  
E3  
E2  
L - N  
Figure 7.3 — Stator Power Winding  
Connections - 3-phase, 277/480V (12 Lead)  
E1  
S1  
S4  
S7  
L - L  
S12  
S10  
S9  
S8  
S11  
S6  
S5  
S2  
S3  
E3  
E2  
L - N  
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General Information  
Figure 7.4 — Stator Power Winding  
Connections - 3-phase, 120/208V (6 Lead)  
3-PHASE ALTERNATORS ("DELTA" CONFIGURATION)  
The Stationary Emergency Generator is designed to supply  
3-phase electrical loads. Electric power is produced in the alterna-  
tor power windings. These windings were connected at the factory  
to the main circuit breaker with a "Delta" configuration as shown  
in Figures 7.7 and 7.8.  
INTERNAL CONNECTIONS  
E1  
S1  
S1  
The rated voltage between circuit breaker terminals E1-E2, E1-E3  
and E2-E3 is 240V.  
The rated voltage between E2 and the neutral point 00 is 208V. The  
rated voltage E1-00 and E3-00 is approximately 120V.  
L-L  
S4  
S6  
S4  
00 (NEUTRAL)  
S5  
NOTE: The voltage measured from E2 to 00 can greatly vary when  
single phase load is placed on alternator.  
S3  
S2  
Figure 7.7 — Stator Power Winding  
S6 S5  
Connections - 3-phase, 120/240V (6 Lead)  
E3  
E2  
S3  
S2  
E2  
L-N  
Figure 7.5 — Stator Power Winding  
Connections - 3-phase, 120/208V (12 Lead)  
0V  
A
C
E1  
2ꢁVAC  
S7  
S1  
208ꢂC  
L-L  
240ꢂC  
S10  
S12  
S4  
S5  
S9  
S2  
S6 S11  
E3  
E2  
Figure 7.8 — Stator Power Winding  
Connections - 3-phase, 120/240V (12 Lead)  
S3  
S8  
L-N  
Figure 7.6 — Stator Power Winding  
Connections - 3-phase, 346/600V (6 Lead)  
E2  
S2  
S12  
E1  
S1  
INTERNAL  
S9  
S5  
CONNECTIONS  
240 VAC  
S8  
240 VAC  
S6  
208 VAC  
L - L  
S3  
S11  
E1  
NB  
S4  
S6  
E3  
S10  
S1  
00 (NEUTRAL)  
240 VAC  
S5  
120 VAC  
S2  
E2  
120 VAC  
S3  
E3  
L - N  
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Control Panel  
Upon power up, this controller will go through a system self test  
CONTROL PANEL INTERFACE  
which will check for the presence of utility voltage on the DC  
circuits. This is done to prevent damage if the installer mistakenly  
connects AC utility power sense wires into the DC terminal block.  
If utility voltage is detected, the controller will display a warning  
message and lock out the generator, preventing damage to the  
controller. Power to the controller must be removed to clear this  
warning.  
USING THE AUTO/OFF/MANUAL SWITCH  
With the switch set to AUTO, the engine may  
crank and start at any time without warning.  
Such automatic starting occurs when utility  
power source voltage drops below a preset  
level or during the normal exercise cycle. To  
prevent possible injury that might be caused  
by such sudden starts, always set the switch  
to OFF and remove the fuse before work-  
ing on or around the generator or transfer  
switch. Then, place a “DO NOT OPERATE”  
tag on the generator panel and on the trans-  
fer switch.  
Utility voltage must be turned on and present at the N1 and N2  
terminals inside the generator control panel for this test to be  
performed and pass.  
NOTE:  
DAMAGE CAUSED BY MISWIRING OF THE INTERCONNECT  
WIRES IS NOT WARRANTABLE!  
This test will be performed each time the controller is powered  
up.  
Next, the user must enter the minimum settings to operate. These  
settings are current date and time and exercise day and time. The  
maintenance intervals will be initialized (i.e. started) the first time  
the clock is set. If the clock is never set at power up, the mainte-  
nance intervals will be reset every time power is applied.  
1. AUTO” Position – Selecting this switch activates fully auto-  
matic system operation. It also allows the unit to automati-  
cally start and exercise the engine every seven days with the  
setting of the exercise timer (see the Setting the Exercise  
Timer section).  
2. “OFF” Position – This switch position shuts down the engine.  
If a subsequent power loss (loss of battery power) occurs the  
Installation assistant will operate upon power restoration. The self  
test routine will be run and then the customer will be required to  
re-enter the time and date, as this is not retained during a power  
loss. The unit will not require re-activation.  
This position also prevents automatic operation.  
3. “MANUAL Position – Set the switch to MANUAL to crank  
and start the engine. Transfer to standby power will not occur  
unless there is a utility failure.  
ACTIVATE THE GENERATOR  
When battery power is applied to the generator during the instal-  
lation process, the controller will turn ON and the LCD screen will  
illuminate. However, the generator still needs to be activated before  
it will automatically run in the event of a power outage.  
DISPLAY INTERFACE MENUS  
The LCD display is organized as detailed below:  
• The “Home” page, this page is the default page which will be  
displayed if no keys are pressed for 30 seconds. This page  
normally shows the current Status message and the current  
date and time. The highest priority active Alarm and/or Warning  
will be automatically posted on this page as well as flashing  
the backlight when such an event is detected. In the case of  
multiple Alarms or Warnings, only the first message will be  
displayed. To clear an Alarm or Warning, see the Protection  
Systems section - Clear Alarm.  
• The display backlight is normally off. If the user presses any  
key, the backlight will come on automatically and remain on for  
30 seconds after the last key was pressed.  
• The “Main Menu” page will allow the user to navigate to all other  
pages or sub-menus by using the Left/Right and Enter keys.  
This page can be accessed at any time with several presses of  
the dedicated Escape key. Each press of the Escape key takes  
you back to the previous menu until the main menu is reached.  
This page displays the following options: HISTORY; STATUS;  
EDIT; AND DEBUG. (See the Appendix - "Menu System".)  
Activating the generator is a simple one time process that is guided  
by the controller screen prompts. Once the product is activated,  
the controller screen will not prompt you again, even if you discon-  
nect the generator battery.  
To obtain the activation code, record the generator serial number  
and log onto www.activategen.com or call 1-888-9ACTIVATE and  
follow the steps to retrieve the activation code.  
After obtaining your activation code, please complete the following  
steps at the generator’s control panel in the Activation Chart on the  
following page.  
NOTE:  
The generator will only run in manual until the passcode has  
been entered.  
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Control Panel  
ACTIVATION CHART  
CHOOSE LANGUAGE  
TROUBLESHOOTING  
Display Reads:  
Use ARROW keys to scroll to desired lan-  
guage. Press ENTER to select.  
If the wrong language is chosen, it can be  
changed later using the “edit” menu.  
Language  
-
English  
+
Escape  
Enter  
Display Reads:  
Press ENTER to begin the activation pro-  
cess.  
If ESCAPE is pressed instead of ENTER,  
your generator will only run in manual mode  
(for test purposes) and NOT ACTIVATED will  
be displayed. You will need to remove the  
generator control panel fuse AND disconnect  
the T1, N1 and N2 connector in the external  
connection box (if equipped); or disconnect  
utility input (main breaker) to the transfer  
switch for 3-5 seconds and reconnect, then  
begin with Step 1.  
Activate me (ENT) or  
ESC to run in manual  
Escape  
Enter  
Display Reads:  
If you do not have your activation code,  
go to www.activategen.com or call  
1-888-9ACTIVATE (922-8482).  
To Activate go to  
www.activategen.com  
If you already have your activation code,  
wait 3-5 seconds for the next display.  
Escape  
Enter  
ENTER ACTIVATION CODE (Passcode)  
TROUBLESHOOTING  
Display Reads:  
Use ARROW keys to scroll and find the first  
number of your Activation Code.  
Serial 123456789  
Passcode XXXXX +/-  
Press ENTER to select.  
Repeat this step until all digits have been  
entered.  
Escape  
Enter  
Use ESCAPE to correct previous digits.  
Display Reads:  
Activation is complete when all digits are  
entered above and your screen shows this  
display.  
What happens if “Wrong Passcode Try  
Again” appears?  
“SELECT HOUR (0-23)”  
“-  
Re-enter the activation code. If a second  
attempt is unsuccessful, check the number  
against the code given on activategen.com.  
If it is correct and the generator will not  
accept it, contact 1-888-9ACTIVATE (922-  
8482).  
6
+”  
Follow the controller prompts to continue  
setting the time function. Refer to your  
Owner’s Manual with questions.  
Escape  
Enter  
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Control Panel  
• If utility is still lost after the “line interrupt period”, run the engine  
INSTALLATION ASSISTANT  
Interconnect System Self Test Feature (follow the on-screen  
prompts).  
up to normal RPM and transfer the load. At this time the con-  
troller will exit the exercise routine and assume full automatic  
operation.  
Upon power up, this controller will go through a system self test  
which will check for the presence of utility voltage on the DC  
circuits. This is done to prevent damage if the installer mistakenly  
connects AC utility power sense wires into the DC terminal block.  
If utility voltage is detected, the controller will display a warning  
message and lock out the generator, preventing damage to the  
controller. Power to the controller must be removed to clear this  
warning.  
USER ADJUSTABLE SETTINGS  
Factory  
Default  
Minimum  
Setting  
Maximum  
Setting  
Setting  
Increment  
1 min  
Exercise  
time  
23:59  
(11:59 pm)  
2 pm  
Wed  
00:00 (12 am)  
Sun  
Exercise  
day  
Utility voltage must be turned on and present at the N1 and N2  
terminals inside the generator control panel for this test to be  
performed and pass.  
Sat  
1 day  
Current  
Time  
23:59  
(11:59 pm)  
12 am 00:00 (12 am)  
1 min  
NOTE:  
Current  
Day  
Sun  
Jan  
Sun  
Jan  
Sat  
Dec  
1 day  
DAMAGE CAUSED BY MISWIRING OF THE INTERCONNECT  
WIRES IS NOT WARRANTABLE!  
Current  
Month  
1 month  
1 year  
This test will be performed each time the controller is powered  
up.  
Current  
Year  
2008  
2008  
2100  
Upon first power up of the generator, the display interface will  
begin an installation assistant. The assistant will prompt the user  
to set the minimum settings to operate. These settings are simply:  
Current Date/Time and Exercise Day/Time. The maintenance inter-  
vals will be initialized when the exercise time is entered.  
Language  
Contrast  
English  
80%  
French  
0%  
Spanish  
100%  
N/A  
1%  
The exercise settings can be changed at any time via the "EDIT"  
menu (see Appendix, "Menu System").  
FUEL CONVERSION  
For fuel conversion steps, refer to the GenSpec section,  
RECONFIGURING THE FUEL SYSTEM.  
If the 12 volt battery is disconnected or the fuse removed, the  
Installation Assistant will operate upon power restoration. The  
only difference is the display will only prompt the customer for the  
current Time and Date.  
OPERATION  
IF THE INSTALLER TESTS THE GENERATOR PRIOR TO  
INSTALLATION, PRESS THE “ENTER” KEY TO AVOID SETTING  
UP THE EXERCISE TIME. THIS WILL ENSURE THAT WHEN  
THE CUSTOMER POWERS UP THE UNIT, HE WILL STILL BE  
PROMPTED TO ENTER AN EXERCISE TIME.  
This system is intended to supply standby power in the event of a  
utility failure. The control system will monitor the utility voltage to  
determine if stand-by power is required. Should the utility voltage  
fail, the generator will start and run normally, detaching from the  
utility and supplying the customer load from the generator. When  
utility power returns, the controller will re-transfer the customer  
load back to utility and shut down the generator.  
SETTING THE EXERCISE TIMER  
This generator is equipped with an exercise timer. Once it is set,  
the generator will start and exercise every seven days, on the day  
of the week and at the time of day specified. During this exercise  
period, the unit runs for approximately 12 minutes and then shuts  
down. Transfer of loads to the generator output does not occur  
during the exercise cycle unless utility power is lost.  
AUTOMATIC TRANSFER OPERATION  
To select automatic operation, do the following:  
1. Make sure the transfer switch main contacts are set to their  
UTILITY position, i.e., loads connected to the utility power  
source.  
2. Be sure that normal UTILITY power source voltage is avail-  
able to transfer switch terminal lugs N1 and N2 (Refer to the  
Electrical Data section).  
3. Set the generator’s AUTO/OFF/MANUAL switch to AUTO.  
4. Set the generator’s main circuit breaker to its ON (or CLOSED)  
position.  
With the preceding steps complete, the generator will start auto-  
matically when utility source voltage drops below a preset level.  
After the unit starts, loads are transferred to the standby power  
source. Refer to the Sequence of Automatic Operation section.  
LOW SPEED EXERCISE  
The standard start sequence will be initiated.  
• All 1800 rpm units will exercise at 1400 RPM  
• All 3600 rpm units will exercise at 1800 RPM  
If utility is lost during exercise the controller will do the following:  
• Wait for the “line interrupt period” for utility to return. If utility  
returns within the “line interrupt period”, continue to exercise  
at low RPM.  
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Control Panel  
SEQUENCE OF AUTOMATIC OPERATION  
Initial Conditions: Generator in Auto ready to run, load being sup-  
plied by the Utility Source through the transfer switch.  
MANUAL START  
Allows the user to start and run the generator manually.  
Transfer of the load to the generator will occur if utility is lost while  
the unit is running in the manual mode (only if activated).  
1. When the utility voltage fails (falls below 60% of nominal), a  
10-30 second (programmable) “line interrupt” delay timer is  
started. The factory set time delay is 10 seconds. If at the  
end of the line interrupt time the utility voltage is above 60%  
the engine will not crank. If the utility voltage is still below  
the 60% of nominal at the end of the line interrupt time, the  
unit will crank and start. If the unit cranks for more than 10  
seconds and the utility voltage rises above 80% of nominal  
(programmed pickup voltage) and the unit has not started, the  
crank cycle will abort.  
2. As soon as the unit starts a 5 second “warm-up” timer is initi-  
ated. When the warm-up timer expires the control will transfer  
the load to the generator (through the RTS switch) if the utility  
voltage is less than 80% of nominal. If the utility voltage is  
greater than the 80% of nominal at the end of the warm-up  
time the load will not be transferred to the generator and a one  
minute low-speed cool down period will start. At the end of  
the one minute cool down period the generator will stop.  
3. Once the unit is running and the switch has transferred the  
load to the generator the unit will monitor utility voltage.  
When utility voltage returns (above the programmable pickup  
voltage, normally 80% of nominal), a 15 second “Return to  
Utility” timer will start. At the end of the return to utility time,  
if the utility voltage is still above the pickup voltage, the unit  
will transfer the load back to the utility source and run the unit  
through a one minute cool down period. When the cool down  
period is over the unit will shut down and be ready for the next  
outage.  
ALARM AND WARNING MESSAGES  
Alarms are defined as “Latching” which means they must be  
cleared before the alarm message on the screen will clear. They  
can be of type “Shutdown” or not and are logged in the alarm log.  
Alarms are all annunciated on the display).  
Warnings are “Non Latching” meaning the message automati-  
cally clears when the warning condition goes away. Warnings can  
not be of type “Shutdown” but they are logged in the alarm log.  
Warnings are all annunciated on the display.  
LOW OIL PRESSURE SHUTDOWN ALARM  
There is a 10 second delay before oil pressure is monitored.  
HIGH COOLANT TEMPERATURE SHUTDOWN ALARM  
There is a 10 second delay before engine temperature is moni-  
tored.  
Once running there is a 1/4 second delay before shut down. The  
limit is set at 125° C or 257° F.  
OVERCRANK SHUTDOWN ALARM  
Occurs if the engine has not started within the specified crank  
cycle.  
4. If during the cool down period utility voltage should fall below  
60% of nominal the 5 second warm-up timer is initiated and  
the unit will transfer the load back to the generator and con-  
tinue to monitor the utility.  
OVERSPEED SHUTDOWN ALARM  
Warning indicator is measured and calculated by the microproces-  
sor. Overspeed is defined as +20% of nominal engine speed for 3  
seconds, or +25% immediate.  
CRANK CYCLES AND OVERCRANK SHUTDOWN  
If the unit fails to start during a cranking period it will display the  
Overcrank Shutdown Alarm. The system will control the cranking  
cycles as follows:  
Nominal engine speed = 60.0 Hz  
RPM SENSOR FAILURE SHUTDOWN ALARM  
During cranking: If the board does not see a valid RPM signal  
within four (4) seconds of cranking it will shut down and lock out  
on RPM sensor loss.  
The first crank cycle is a 16 second crank time followed by a 7  
second rest. The next 5 cycles will be 7 seconds of cranking time  
each followed by a 7 second rest time.  
If the unit fails to start by the end of the 6 crank/rest cycles  
the Overcrank Shutdown Alarm will display and the unit will not  
attempt to crank until the alarm is reset.  
During running: If the RPM signal is lost for one full second the  
board will shut the engine down, wait 15 seconds, then re-crank  
the engine if in AUTO, it will not re-crank in MANUAL.  
If no RPM signal is detected within the first four (4) seconds of  
cranking, the control board will shut the engine down and latch out  
on RPM sensor loss.  
AUTO START  
This unit is designed to automatically start in the event of a util-  
ity failure or brown out condition. Brown out is defined as utility  
voltage less than 60% nominal, while utility is considered good  
when it is restored to at least the pickup value, 80% of nominal.  
These levels are fixed. The “Line Interrupt period” is an adjustable  
parameter by the dealer. If 2-wire start mode is activated, the unit  
will start when 2-wire start is active.  
If the RPM signal is detected the engine will start and run normally.  
If the RPM signal is subsequently lost the control board will try  
two more re-cranks before latching out and flashing the RPM  
Sensor Failure message (if it is in AUTO).  
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Control Panel  
Figure 1 – Generator Control Panel  
CHECK ENGINE MESSAGE  
MISSING CAM PULSE ALARM  
The control system has detected an emissions related fault. This  
fault cannot be cleared using the control panel interface. The unit  
will continue to operate in automatic mode. Contact your local  
servicing dealer.  
This is a shutdown alarm. The alarm will activate after five (5)  
seconds of continuously missing cam pulses.  
MISSING CRANK PULSE ALARM  
This is a shutdown alarm. The alarm will activate after 12 con-  
secutive revs where crank pulses are missing.  
UNDER-FREQUENCY SHUTDOWN ALARM  
After starting, if the generator stays under frequency for more than  
30 seconds, it will shutdown.  
LOW FUEL PRESSURE WARNING  
Fuel pressure is monitored by a digital sensor with a fixed setpoint  
of below five (5) inches water column.  
LOW BATTERY ALARM  
While running, if the average battery voltage falls below 11.9 volts  
for one (1) minute, the low battery alarm will be displayed.  
GOVERNOR SENSOR FAULT ALARM  
The governor position is monitored by an analog feedback signal. If  
the throttle position is seen outside of the normal operating range,  
a shutdown alarm is displayed. If the throttle is commanded to  
move, and no movement is seen, a shutdown alarm is displayed.  
LOW BATTERY WARNING  
The microprocessor will continually monitor the battery voltage  
and display the Low Battery Voltage message if the battery voltage  
falls below 12.2 Volts for one (1) minute.  
WIRING ERROR ALARM  
No other action is taken on a low battery warning condition. The  
warning will automatically clear if the battery voltage rises above  
12.2 volts.  
When power is first apllied to the contoller, the software will per-  
form a check on the wiring of the transfer output, and ensure it  
does not have high voltage on the wire. If this is the case, it will  
signal a miswire alarm and will not run. The test can be skipped  
by use of the escape key.  
NOTE:  
The battery sentinel is a separate feature that monitors battery  
condition.  
UNDERVOLTAGE ALARM  
If the generator voltage falls below 60% for >5 seconds, an alarm  
will be issued.  
LOW COOLANT LEVEL ALARM  
This is a shutdown alarm. The sensor will be continuously moni-  
tored. If an error condition is seen for five (5) consecutive sec-  
onds, the alarm will be displayed.  
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Control Panel  
OVERVOLTAGE ALARM  
ALARM CANCEL  
If the generator voltage rises above 110% for >3 seconds, an  
alarm will be issued.  
When the generator is shut down due to a latching alarm, the Auto  
/Off/ Manual switch must be set to the off position and the ENTER  
key pressed to unlatch any active fault and clear the corresponding  
fault alarm message.  
If the generator voltage rises above 130% for >0.2 seconds, an  
alarm will be issued.  
INTERNAL FAILURE SHUTDOWN ALARM  
Any internal failure that can be detected such as corrupted  
firmware will cause this shutdown alarm. This alarm cannot be  
cleared.  
COMMON ALARM RELAY  
The common alarm relay will be activated if there is a shutdown  
alarm. It will not activate on warnings or indicate that the Auto/Off/  
Manual switch is in the OFF position. The OFF position will clear  
the alarms and the relay. The relay will not be used to indicate a  
generator is not activated.  
CANBUS ALARM  
The common alarm connections are wired to a set of potential-  
free (dry) contacts on the Nexus controller board. These Normally  
Open (N.O.) contacts close when an alarm condition occurs and  
are used to activate a remote signaling device. The circuit is rated  
for a maximum of 130mA at 24 VDC. The connections are a short  
set of free hanging wires that exit the engine harness loom directly  
behind the Nexus Control Panel and are labeled numbers 209 and  
210.  
Where applicable, if the Canbus communications link fails to com-  
municate, a “Canbus Alarm” will be generated. This only applies  
to systems with external ignition modules. The alarm may be  
generated if:  
1. The physical link is broken.  
2. The Ignition Module fails or resets.  
3. The Nexus Controller fails or resets.  
4. Having the Battery Chargers 120 VAC connected without a  
battery installed.  
MAINTENANCE ALERTS  
Maintenance alerts will be provided for these conditions.  
5. A blown 10 amp Ignition Module fuse (approximately 12  
inches away from the starter).  
6. A blown 25 amp system fuse (located approximately 12  
inches away from the DC alternator).  
NOTE:  
SERVICE SCHEDULE A’  
Inspect Accessory Drive Alert  
Coolant Change & Flush  
1yr / 100hrs*  
1yr / 100hrs  
1yr / 100hrs  
1yr / 100hrs*  
1yr / 100hrs  
1yr / 100hrs  
6mo / 50hrs*  
The “Canbus Alarm” will not clear on its own. To clear the  
alarm, press the “enter” key to acknowledge the alarm. The  
alarm will clear and if the fault is still present, the alarm will  
reoccur.  
Inspect Spark Plugs Alert  
Change Oil & Filter Alert  
IGNITION ALARM  
When an ignition alarm occurs, a generic message “Ignition Fault”  
will be displayed as the fault code.  
Inspect Battery Alert  
Change / Inspect Air Filter Alert  
Clean/Inspect Air Inlet & Exhaust  
* Items require a 3 month / 30 hour break-in change or check.  
MAINTENANCE WARNING  
When a maintenance period expires, a warning message will be  
posted. The warning can be reset by hitting the Enter key. Resetting  
will clear the warning and reset the maintenance counters for the  
condition annunciated. The history log will reflect the maintenance  
warning.  
SERVICE SCHEDULE ‘B’  
Change / Inspect spark plugs alert  
2yr/ 250hr  
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Operation  
STATIONARY EMERGENCY  
GENERATOR CONTROL AND  
OPERATION  
Do not crank the engine continuously for lon-  
ger than 30 seconds, or the heat may  
damage the starter motor.  
n
Refer to the appropriate control panel operator’s manual for this  
unit.  
• Let engine stabilize and warm up.  
• Check all applicable instrument and gauge readings. When  
certain that all readings are correct, move the transfer switch  
manual handle to the STANDBY (or EMERGENCY STANDBY)  
position, i.e., load circuits supplied by the generator.  
• Set the generator’s main line circuit breaker to its ON (or  
CLOSED) position.  
OPERATING UNIT WITH MANUAL  
TRANSFER SWITCH  
If the Stationary Emergency Generator was installed in conjunction  
with a transfer switch capable of manual operation only, the fol-  
lowing procedure applies. A manually operated transfer switch is  
one that will not provide automatic start-up and does not include  
an intelligence circuit.  
• Load circuits are now powered by the generator.  
RETRANSFER AND SHUTDOWN  
For additional information, refer to the applicable control panel  
manual for this unit, as well as any literature pertaining to the  
specific transfer switch.  
ENGINE START-UP AND TRANSFER  
For additional information, refer to the applicable control panel  
manual for this unit, as well as any literature pertaining to the  
specific transfer switch.  
To transfer the load back to the utility power source and shut down  
the generator, follow these directions:  
• Set the generator’s main line circuit breaker to its OFF (or OPEN)  
position.  
• Manually move the transfer switch handle to its UTILITY  
(NORMAL) position, i.e., load circuits connected to the utility.  
• Turn ON the utility power supply to the transfer switch, using  
the means provided (such as the utility power source main line  
circuit breaker).  
• Let the generator run at no-load for a few minutes to stabilize  
internal temperatures.  
• Shut down the generator.  
nThe Maintenance Disconnect Switch and the  
AUTO/OFF/MANUAL switches (if so equipped)  
must be set properly, or the generator will  
crank and start as soon as the utility power to  
the transfer switch is turned off. Refer to appli-  
cable control panel and transfer switch manuals  
for more information.  
nDo not proceed until certain that utility source  
voltage is available to the transfer switch and  
OPERATING UNIT WITH AUTOMATIC  
the transfer switch main contacts are set to  
UTILITY.  
TRANSFER SWITCH  
Do not attempt manual operation until all  
power supplies to the transfer switch have been  
If the Stationary Emergency Generator has been installed with an  
automatic transfer switch, the engine may be started and stopped  
automatically or manually.  
positively turned off, or extremely dangerous -  
possibly lethal - electrical shock will result.  
NOTE:  
Transfer switch enclosure doors should be kept  
closed and locked. Only authorized personnel  
Refer to the applicable manual for your transfer switch and to  
“Transfer Switch Start Signal Connections”. In addition, please  
note the dangers under “Engine Start-up and Transfer.”  
should be allowed access to the transfer switch  
interior. Extremely high and dangerous voltages  
are present in the transfer switch.  
In order to transfer load from the utility source to the generator,  
follow these directions:  
• Turn OFF or disconnect the utility power circuit to the transfer  
switch, using the means provided (such as the utility source  
main line circuit breaker).  
• Set the transfer handle to its UTILITY (NORMAL) position with  
load circuits connected to the utility power supply.  
• Set the generator’s main line circuit breaker to its OFF (or OPEN)  
position.  
• Start the generator.  
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Maintenance  
Refer to the Service Schedule for engine oil and filter change fre-  
quencies.  
GENERAL MAINTENANCE  
Drain the oil while the engine is still warm from running. This  
means warm up the engine, shut it down and drain immediately  
as follows:  
Before working on the Stationary Emergency  
Generator, ensure the following:  
• The AUTO/OFF/MANUAL switch is in the OFF position.  
• The control panel fuse has been removed from the control  
box.  
1. Remove the drain hose from its retaining clip or cut the zip-tie  
securing the oil drain hose.  
2. Loosen and remove OIL DRAIN HOSE CAP. Drain oil com-  
• The 120VAC supply to the battery charger is switched OFF.  
• The negative battery cable has been removed.  
pletely into suitable container.  
3. When all oil has drained, install and tighten OIL DRAIN HOSE  
CAP and secure drain hose with a new zip-tie, or place the  
hose in its retaining clip.  
CHECK ENGINE OIL  
Check engine crankcase oil level (Figure 10.1) according to the  
Service Schedule and SIB10-10-L24G.  
4. Turn OIL FILTER (Figure 10.1) counterclockwise and remove.  
Properly dispose of old filter.  
5. Apply light coating of new engine oil to seal of new oil fil-  
ter. Install FILTER and tighten by hand only. DO NOT OVER  
TIGHTEN.  
• Remove oil dipstick and wipe dry with a clean, lint-free cloth.  
• Install oil dipstick, then remove again.  
• Oil should be between FULL and ADD marks.  
• If oil level is below the dipstick ADD mark, remove oil fill cap.  
Add the recommended oil to bring oil level up to the FULL  
mark. DO NOT FILL ABOVE THE “FULLMARK. See “Engine Oil  
Recommendations” for recommended oils.  
6. Remove OIL FILL CAP and add recommended oil. Crankcase  
oil capacity is listed in the "Specifications" section.  
After refilling the crankcase with oil, always  
check oil level on dipstick. NEVER OPERATE  
ENGINE WITH OIL BELOW THE DIPSTICK  
ADD” MARK.  
n
Figure 10.1 - Oil Dipstick and Oil Fill Cap  
Oil Fill  
7. Start engine and check for oil leaks.  
Oil  
Dipstick  
8. Shut OFF engine and wait 10 minutes for the oil to settle down  
into the oil pan. Recheck oil level on dipstick. DO NOT fill  
above the dipstick "FULL" mark.  
9. Dispose of used oil at a proper collection center.  
COOLING INTAKE/OUTLET  
Air intake and outlet openings in the generator compartment must  
be open and unobstructed for continued proper operation. This  
includes such obstructions as high grass, weeds, brush, leaves  
and snow.  
Without sufficient cooling and ventilating air flow, the engine/gen-  
erator quickly overheats, which causes it to shut down. (See the  
installation diagram.)  
Oil Filter  
The exhaust system parts from this product  
get extremely hot and remains hot after shut-  
down. High grass, weeds, brush, leaves, etc.  
must remain clear of the exhaust. Such mate-  
rials may ignite and burn from the heat of the  
exhaust system.  
CHANGING ENGINE OIL  
Hot oil may cause burns. Allow engine to  
INSPECT COOLING SYSTEM  
• Inspect engine cooling system. See the Service Schedule.  
• Check hoses for damage, deterioration, leaks, etc. Correct any  
discrepancies found.  
cool before draining oil. Avoid prolonged  
n
or repeated skin exposure with used oil.  
Thoroughly wash exposed areas with soap.  
• Check hose clamps for tightness.  
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Maintenance  
ENGINE COOLANT  
CHECK FAN BELT  
Checkcoolantlevelincoolantrecoverybottle.See theSpecifications  
and Service Schedule sections.  
• Inspect fan belts every year. Replace any damaged, deterio-  
rated, worn or otherwise defective belt.  
• Check fan belt tension. Thumb pressure, exerted midway  
between pulleys, should deflect about 3/8 to 5/8 of an inch.  
Adjust belt tension as required.  
• Add recommended coolant mixture as necessary.  
• Periodically remove radiator pressure cap (only when engine  
has cooled down) to make sure the coolant recovery system  
is functioning properly. Coolant should be at bottom of radia-  
tor filler neck. If coolant level is low, inspect gasket in radiator  
pressure cap. Replace cap, if necessary. To have pressure cap  
tested, contact a Service Facility. Inspect cooling system and  
coolant recovery system for leaks.  
• Check fan belt alignment (see Figure 10.2).  
Figure 10.2 – Fan Belt  
COOLANT CHANGE  
Every year, have a service facility drain, flush and refill the cooling  
system. See the Specifications and Service Schedule for cooling  
system recommendations.  
OVERLOAD PROTECTION FOR ENGINE DC ELECTRICAL  
SYSTEM  
Engine cranking, start up and running are controlled by a solid  
state Engine Controller circuit board. Battery voltage is delivered  
to that circuit board via the control panel fuse. This overcurrent  
protection device will open if the circuit is overloaded.  
If a circuit breaker opens or a fuse element  
melts, find the cause of the overload before  
resetting the circuit breaker or replacing the  
fuse.  
n
INSPECT ENGINE GOVERNOR  
Visually inspect electronic governor.  
EXERCISE SYSTEM  
Starts the Stationary Emergency Generator engine once every  
seven days and lets it run for 12 minutes.  
Do not attempt to adjust the governor. Only  
qualified service facilities should adjust  
n
the governor. Excessively high operating  
speeds are dangerous and increase the  
risk of personal injury. Low speeds impose  
a heavy load on the engine when adequate  
engine power is not available and may  
shorten engine life. Correct rated frequency  
and voltage are supplied only at the proper  
governed speed. Some connected electrical  
load devices may be damaged by incorrect  
frequency and/or voltage. Only qualified ser-  
vice technicians should adjust the governed  
speed.  
PERFORM VISUAL INSPECTION  
Complete a thorough visual inspection of the entire engine-genera-  
tor monthly. Look for obvious damage, loose, missing or corroded  
nuts, bolts and other fasteners. Look for fuel, oil or coolant leaks.  
INSPECT EXHAUST SYSTEM  
Inspect the exhaust system at least once every year. Check all  
exhaust system pipes, mufflers, clamps, etc. for condition, tight-  
ness, leaks, security, damage.  
CHANGING THE ENGINE AIR FILTER  
To replace the engine air filter, remove the air filter cover and  
replace the air filter making sure it is positioned properly before  
reattaching the cover (Figure 10.3).  
See the Service Schedule for air filter maintenance.  
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Maintenance  
nBattery electrolyte fluid is an extremely cor-  
rosive sulfuric acid solution that can cause  
Figure 10.3 – Engine Air Filter  
severe burns. Do not permit fluid to contact  
eyes, skin, clothing, painted surfaces, etc.  
Wear protective goggles, protective clothing  
and gloves when handling a battery. If fluid  
is spilled, flush the affected area immediate-  
ly with clear water.  
Air Filter  
Do not use any jumper cables or booster  
battery to crank and start the generator  
engine. If the battery has completely dis-  
charged, remove it from the generator for  
recharging.  
n
Be sure the AUTO/OFF/MANUAL switch is  
set to the OFF position, before connecting  
the battery cables. If the switch is set to  
AUTO or MANUAL, the generator can crank  
and start as soon as the battery cables are  
connected.  
n
Be sure the 120VAC power supply to the bat-  
tery is turned OFF, or sparking may occur at  
the battery posts as the cables are attached  
and cause an explosion.  
SPARK PLUGS  
Reset the spark plug gap or replace the spark plugs as neces-  
sary.  
1. Clean the area around the base of the spark plugs to keep dirt  
and debris out of the engine. Clean by scraping or washing  
using a wire brush and commercial solvent. Do not blast the  
spark plugs to clean.  
2. Remove the spark plugs and check the condition. Replace  
the spark plugs if worn or if reuse is questionable. See the  
“Service Schedule” section for recommended inspection.  
3. Check the spark plug gap using a wire feeler gauge. See the  
Specifications section for the required spark plug gap.  
BATTERY REPLACEMENT  
NOTE:  
Unit DOES NOT include battery.  
When supplying or replacing the battery, the recommended num-  
ber and type of battery is listed in the Specifications Section.  
NOTE:  
The BCI number should be located directly on the battery.  
BATTERY MAINTENANCE  
The battery should be inspected per the Service Schedule section.  
The following procedure should be followed for inspection:  
BATTERY FLUID  
Check battery electrolyte fluid based on the Service Schedule.  
Fluid should cover separators in all battery cells. If fluid level is  
low, add distilled water to cover tops of separators. DO NOT USE  
TAP WATER IN BATTERY.  
1. Inspect the battery posts and cables for tightness and corro-  
sion. Tighten and clean as necessary.  
2. Check the battery fluid level of unsealed batteries and, if  
necessary, fill with DISTILLED WATER ONLY. DO NOT USE TAP  
WATER IN BATTERIES.  
CLEANING THE STATIONARY EMERGENCY GENERATOR  
Keep the generator as clean and as dry as possible. Dirt and  
moisture that accumulates on internal generator windings have an  
adverse effect on insulation resistance.  
3. Have the state of charge and condition checked. This should  
be done with an automotive-type battery hydrometer.  
Periodically clean generator exterior surfaces. A soft brush may be  
used to loosen caked on dirt. Use a vacuum system or dry, low  
pressure air to remove any accumulations of dirt. The generator is  
housed inside an all-weather enclosure, clean the enclosure with a  
soft, damp cloth or sponge and water.  
Storage batteries give off explosive hydrogen  
gas. This gas can form an explosive mixture  
around the battery for several hours after  
charging. The slightest spark can ignite the  
gas and cause an explosion. Such an explo-  
sion can shatter the battery and cause blind-  
ness or other injury. Any area that houses a  
storage battery must be properly ventilated.  
Do not allow smoking, open flame, sparks or  
any spark producing tools or equipment near  
the battery.  
Once each year have the generator cleaned and inspected by a  
Service Dealer. That dealer will use dry, low pressure air to clean  
internal windings.  
Finally, have the insulation resistance of stator and rotor windings  
checked. If insulation resistances are excessively low, the genera-  
tor may require drying.  
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Service Schedule  
SERVICE SCHEDULE  
System / Component  
Frequency  
Procedure  
Weekly - W  
Monthly - M  
Yearly - Y  
Inspect  
Change  
Clean  
Fuel  
Fuel Lines & Connections  
Lubrication  
M
X
Oil Level  
M
Y
X*  
Oil  
X**  
X**  
Oil Filter  
Y
Cooling  
Engine Coolant Lines & Connections  
Engine Coolant Level  
Engine Coolant  
M
M
Y
X
X
X
Enclosure Louvers  
Engine  
W
X
X
Air Cleaner  
Y
Y
X
X
X***  
X***  
Spark Plugs  
Battery  
Remove Corrosion, Ensure Dryness  
Clean & Tighten Battery Terminals  
Check Charge State  
Check Electrolyte Level  
General Condition  
Vibration, Noise, Leakage, Temperature  
Generator System  
Complete Tune-up and System Inspection  
Footnotes  
M
M
M
M
X
X
X
X
X
X
X***  
X***  
M
Y
X
To be completed by an Authorized Service Dealer.  
* Inspect the oil level monthly or every 12 hours during continuous operation.  
** Change oil and oil filter after the first 30 hours of operation and then every 100 hours or annually thereafter, whichever occurs first.  
Change sooner when operating under heavy load or in a dusty or dirty environment or in high ambient temperatures.  
*** Replace as necessary.  
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Troubleshooting  
TROUBLESHOOTING GUIDE  
PROBLEM  
Engine won’t crank.  
CAUSE  
CORRECTION  
1. Control panel 7.5 amp fuse blown.  
2. Loose or corroded or defective  
battery cables.  
1. Replace fuse.*  
2. Tighten, clean or replace  
battery cables as necessary.*  
3. Replace contactor.*  
4. Replace starter motor.*  
5. Remove, change or replace battery.*  
3. Defective starter contactor.  
4. Defective starter motor.  
5. Dead or Defective Battery.  
Engine cranks but won't start.  
Engine starts hard, runs rough.  
1. Out of fuel.  
2. Fuel solenoid (FS) is defective  
3. Spark plugs defective.  
1. Replenish fuel/turn on fuel valve.  
2. Replace solenoid.*  
3. Clean, regap or replace plugs.  
1. Air cleaner plugged or damaged.  
2. Defective spark plugs.  
3. Fuel pressure incorrect.  
1. Clean or replace as needed.  
2. Clean, regap or replace plugs.  
3. Confirm fuel pressure to regulator is as  
recommended in SPECIFICATIONS.*  
4. Confirm fuel pressure to regualtor is as  
recommended in SPECIFICATIONS.*  
5. Reconfigure the fuel system. (See  
RECONFIGURING THE FUEL SYSTEM in  
manual.*  
4. Insufficient fuel supply.  
5. Fuel system set to wrong fuel type.  
Engine starts then shuts down.  
1. Engine oil level is low.  
2. Engine is overheated.  
3. Defective Low Oil Pressure Switch  
4. Defective Coolant Temperature Switch  
5. Defective Control Module circuit board.  
6. Coolant Level is Low.  
1. Check oil and add oil as needed.  
2. Check cooling system for leaks.  
3. Replace switch.*  
4. Replace switch.*  
5. Replace board.*  
6. Repair leak - Add coolant.  
7. Replace Switch.*  
7. Defective Low Coolant Level Switch  
AUTO/OFF/MANUAL Switch at OFF, 1. Defective AUTO/OFF/MANUAL switch  
1. Replace board.*  
2. Replace board.*  
engine continues to run.  
2. Defective Control Module circuit board  
No AC output from generator.  
1. Main line circuit breaker is tripped/open.  
2. Generator internal failure.  
1. Reset to ON/CLOSED.  
2. *  
3. Thermal circuit breaker open.  
3. Auto-reset - Wait 5 min. and attempt restart.  
*Contact the nearest Dealer for assistance.  
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United States Environmental Protection Agency Warranty Statement  
(Stationary Emergency Spark-Ignited Generators)  
Warranty Rights, Obligations and Coverage  
The United States Environmental Protection Agency (EPA) and Generac Power Systems, Inc. (Generac) are pleased to explain the Emission  
Control System Warranty on your new stationary emergency engine. If during the warranty period, any emission control system or compo-  
nent on your engine is found defective in materials or workmanship, Generac will repair your engine at no cost to you for diagnosis, replace-  
ment parts and labor provided it be done by a Generac Authorized Warranty Service Facility. Your emission control system may include parts  
such as the fuel metering, ignition, and exhaust systems and other related emission related components listed below. Generac will warrant  
the emissions control systems on your 2009 and later model year engines provided there has been no abuse, neglect, unapproved modifica-  
tion, or improper maintenance of your engine. For engines less than 130 HP the warranty period is two years from the date of sale to the ulti-  
mate purchaser. For engines greater than or equal to 130 HP the warranty period is three years or 2500 hours of operation, whichever  
comes first, from the date of the engine being placed into service. For high-cost warranted components, the Emission Control System war-  
ranty is valid for 5 years or 3500 hours of operation, whichever comes first.  
Purchaser's/Owner's Warranty Responsibilities  
As the engine purchaser/owner you are responsible for the following: 1) The engine must be installed and configured in accordance to Gen-  
erac's installation specifications. 2) The completion of all maintenance requirements listed in your Owner's Manual. 3) Any engine setting  
adjustment must be done in accordance and consistent with the instructions in the Owner's Manual. 4) Any emission control system or com-  
ponent must be maintained and operated appropriately in order to ensure proper operation of the engine and control system to minimize  
emissions at all times.  
Generac may deny any/or all Emission Control System Warranty coverage or responsibility of the engine, or an emission control system or  
component on your engine thereof, if it has failed due to abuse, neglect, unapproved modification or improper maintenance, or the use of  
counterfeit and/or “gray market” parts not made, supplied or approved by Generac. Warranty service can be arranged by contacting either  
your selling dealer or a Generac Authorized Warranty Service dealer, 1-800-333-1322 for the dealer nearest you. The purchaser/owner shall  
be responsible for any expenses or other charges incurred for service calls and/or transportation of the product to/from the inspection or  
repair facilities. The purchaser/owner shall be responsible for any and/or all damages or losses incurred while the engine is being trans-  
ported/shipped for inspection or warranty repairs. Contact Generac Power Systems Inc. for additional Emission Control System Warranty  
related information, Generac Power Systems, Inc., PO. Box 8, Waukesha, WI 53187, or call 1-800-333-1322 or www.generac.com.  
Important Note  
This warranty statement explains your rights and obligations under the Emission Control System Warranty, which is provided to you by Gen-  
erac pursuant to federal law. Note that this warranty shall not apply to any incidental, consequential, or indirect damages caused by defects  
in materials or workmanship or any delay in repair or replacement of the defective part(s). This warranty is in place of all other warranties,  
expressed or implied. Specifically, Generac makes no other warranties as to the merchantability or fitness for a particular purpose. Any  
implied warranties which are allowed by law, shall be limited in duration to the terms of the express warranty provided herein. Some states  
do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.  
Emission Related Parts Include the Following (if so equipped)  
1) Fuel Metering System  
3) Ignition System Including A) Spark Plug, B) Ignition Module,  
C) Ignition Coil, D) Spark Plug Wires  
1.1) Gasoline Carburetor Assembly and Internal Components  
A) Fuel Filter, B) Carburetor, C) Fuel Pump  
4) Exhaust System  
A) Catalyst Assembly*, B) Exhaust Manifold, C) Muffler,  
D) Exhaust Pipe, E) Muffler Gasket  
1.2) Carburetion Assembly and Its Components  
A) Fuel Controller, B) Carburetor and Its Gaskets,  
C) Mixer and Its Gaskets, D) Primary Gas Regulator,  
E) Liquid Vaporizer  
5) Crankcase Breather Assembly Including  
A) Breather Connection Tube, B) PCV Valve  
1.3) Fuel Regulator  
6) Oxygen Sensor  
2) Air Induction System Including A) Intake Pipe/Manifold,  
B) Air Cleaner  
7) Diagnostic Emission-Control System  
*High-Cost Warranted Component  
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United States Environmental Protection Agency Compliance Requirements  
(Stationary Emergency Spark-Ignited Generators)  
Purchaser's/Owner's Record Keeping Responsibilities  
The United States Environmental Protection Agency (EPA) and Generac Power Systems, Inc. (Generac) are pleased to explain your record  
keeping requirements for compliance with Subpart JJJJ- Standards of Performance for Stationary Spark Ignition Internal Combustion  
Engines as listed in the Electronic Code of Federal Regulations Title 40 Part 60. As the engine purchaser/owner who operates and maintains  
their certified emergency stationary engine and emission control system according to applicable emission related guidelines as specified in  
this Owner's Manual, you are required to meet the following notification and record keeping requirements to demonstrate compliance: 1)  
Maintain documentation that the engine is certified to meet emission standards. 2) Record keeping of maintenance conducted. 3) Record  
keeping of the provision allowing natural gas engines to operate using propane for a maximum of 100 hours per year as an alternate fuel  
solely during emergency operations provided the engine is not certified to operate on propane. 4) Meet all compliance notifications submitted  
to the purchaser/owner and maintain all supporting documentation. 5) Record keeping of hours of operation, including what classified the  
operation as emergency and how many hours are spent for non-emergency operation. For emergency engines greater than or equal to 130  
HP, record keeping of hours of operation begins January 1, 2011. For emergency engines less than 130 HP, record keeping of hours of oper-  
ation begins January 1, 2009; engines are equipped with non-resettable hour meters to facilitate record keeping.  
Specific Air Quality Management or Air Pollution Control Districts may have different and additional record keeping/reporting requirements.  
Your permit to construct and/or operate the engine may be contingent upon compliance with those requirements. Check with your local Air  
Quality Management or Air Pollution Control District for specific requirements.  
Emergency stationary internal combustion engines (ICE) may be operated for the purpose of maintenance checks and readiness testing,  
provided that the tests are recommended by Federal, State or local government, Generac, or the insurance company associated with the  
engine. Maintenance checks and readiness testing of such units is limited to 100 hours per year. There is no time limit on the use of emer-  
gency stationary ICE in emergency situations. The purchaser/owner may petition the Administrator for approval of additional hours to be  
used for maintenance checks and readiness testing, but a petition is not required if the owner maintains records indicating that Federal,  
State, or local standards require maintenance and testing of emergency ICE beyond 100 hours per year. Emergency stationary ICE may  
operate up to 50 hours per year in non emergency situations, but those 50 hours are counted towards the 100 hours per year provided for  
maintenance and testing.  
The 50 hours per year for non-emergency situations cannot be used for peak shaving or to generate income for a facility to supply power to  
an electric grid or otherwise supply power as part of a financial arrangement with another entity. For purchaser/owner of emergency engines,  
any operation other than emergency operation, maintenance and testing, and operation in non-emergency situations for 50 hours per year,  
as permitted in this section is prohibited.  
If you operate and maintain your certified emergency stationary SI internal combustion engine and emissions control systems in accordance  
to the specifications and guidelines in this Owner’s Manual, EPA will not require engine performance testing. If not, your engine will be con-  
sidered non-certified and you must demonstrate compliance according to Subpart JJJJ - Standards of Performance for Stationary Spark Igni-  
tion Internal Combustion Engines as listed in the Electronic Code of Federal Regulations Title 40 Part 60.  
Emission-Related Installation Instructions  
Your certified emergency stationary engine has pre-set emission control systems or components that require no adjustment. Inspection and  
replacement of an emissions related component is required to be done so in accordance with the requirements cited in the United States  
Environmental Protection Agency Warranty Statement or can be arranged by contacting either your selling dealer or a Generac Authorized  
Warranty Service dealer, 1-800-333-1322 for the dealer nearest you. Failing to follow these instructions when installing a certified engine in a  
piece of non-road equipment violates federal law 40 CFR 1068.105 (b), subject to fines or penalties as described in the Clean Air Act.  
EmsnWrnty001  
Revision F (04/15)  
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Notes  
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EXPLODED VIEW: EV CPL ALTERNATOR BRUSHLESS  
DRAWING #: 0F5924  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
0F3182  
0F6194  
0F3183  
0F6195  
0F6203  
068405C  
087272  
072878  
0C9708  
0F3726B  
0C2454  
023454  
0F8408  
046526  
0A2601  
072879  
092950  
04576100CJ  
052646  
043123  
051779  
022392  
052259  
051769  
0E7230  
0C2428  
022155  
077043F  
020151  
023365  
033133  
033143  
086032  
090063  
090064  
090152  
022661L  
028739A  
085662D  
068113  
068406  
023484K  
023484N  
052624  
0F3518  
0F3517  
0F3519  
0F3520  
1
1
1
1
1
1
1
1
REF  
1
10  
1
4
4
1
1
1
4
4
4
4
2
2
3
3
2
2
1
1
3
1
2
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
ROTOR 390 70AB3 CPL  
RTR 390 70KB3 CPL  
STATOR 390 70AB3 CPL  
STR 390 70KB3 CPL  
2
STR 390 70GB3 CPL  
3
4
5
6
7
EXITER FIELD 2" LG SPD CONN  
ASSY EXCITER 2.00" STK  
KEY SQ 3/8 X 3-1/4 STEEL  
INSTR HYPOT TEST (NOT SHOWN)  
ASSY FLYWHEEL CPL  
SCREW THF M6-1 X 16 N WA Z/JS  
KEY WOODRUFF #E  
SCREW HHC M10-1.50 X 16 G10.9  
WASHER LOCK M10  
SCREW HHC M16-2.0 X 45 G8.8  
SPACER .69 X 2.75 X .37 ST/ZNC  
COLLAR SLIP FIT 390 MM  
STUD M14-2.0 X 650 G5 ZINC  
WASHER FLAT M14  
WASHER LOCK M14  
NUT HEX M14-2.0 G8 YEL CHR  
PIN DOWEL 1/2 X 1-1/4  
WASHER FLAT M12  
WASHER LOCK M12  
8
9
10  
11  
12  
13  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
50 *  
51  
52  
53  
54  
SCREW HHC M12-1.75 X 80 G10.9  
SCREW PHTT #6-32 X 1/2 ZYC  
WASHER LOCK #6  
CONDUIT FLEX 1.25” ID  
CLAMP VINYL .312 X .203 Z  
WASHER SHAKEPROOF INT #8  
SCREW HHM #8-32 X 3/8  
SCREW HHM #8-32 X 7/8  
LUG RT-ANG #10/10-12  
BRIDGE SUPPORT DIODE 15"  
CAP END ROTOR 390MM  
ASSY BRIDGE RECTIFIER  
SLEEVING UL #0 .330 ID (3” LG)  
TIE WRAP UL 3.9" X .10" BLK  
TIE WRAP UL 17.7 X .35 BLK HT  
REAR BEARING CARRIER  
SCREW HHC M12-1.75 X 60 G10.9  
BUSHING SNAP SB-1750-22  
BUSHING SNAP SB-2.5-31  
BEARING BALL 6212 SEALED  
SIDE LH EXCITER SHIELD  
SIDE RH EXCITER SHIELD  
BOTTOM EXCITER SHIELD  
REAR COVER EXCITER SHLD  
* ROTOR REPLACEMENT PARTS.  
** PARTS INCLUDED WITH CURRENT TRANSFORMER.  
(CURRENT TRANSFORMER AND HARDWARE NOT USED WITH NEXUS CONTROL PANEL)  
REVISION: K-1254-L  
DATE: 2/9/15  
Page 2 of 2  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
(2)3  
(2)4  
5
0H9742  
0H6265  
0F5376S0AR  
0F5396S0AR  
0H6169D  
0H6267  
057073  
1
1
1
1
1
BACK PANEL CONBOX SUPPORT C3  
TOP PANEL CONNBOX SUPPORT C2  
MX150L SLRRMNT 22-18 8P W/O GA  
MX150L SLRRMNT 22-18 12P W/OGA  
ASSY PROG 2010 IGN MOD 10CYL  
COVER VOLTAGE SHIELD  
6
7
1
2
JUNCTION BLOCK 3/8-16  
(3)8  
9
(2)10  
(2)11  
(1)12  
13  
14  
15  
16  
0A7822  
0H6160  
0D7393T  
0D7393U  
0H67330ST0R  
0D3700  
0A2115  
022473  
REF  
1
2
2
1
6
2
12  
2
LUG SLDLSS 600/250-1/0X1/4-28  
COVER WIRE ENTRY CONNBOX  
TERM BLOCK 3P UL 12-20AWG  
TERM BLOCK 4P UL 12-20AWG  
BRACKET GIMBAL CONTROL PNL  
NUT FLANGE M6-1.0 NYLOK  
WASHER NYLON .257  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
022097  
17  
18  
(1)19  
20  
21  
0H7115  
REF  
0H81040AS0R  
045764  
2
1
1
2
12  
4
KNOB M6-1.0 CONTROL PANEL  
ASSY CTRL PROGRAMMED  
COVER DPE BREAKER NEXUS RAW  
SCREW HHTT M4-0.7 X 8 ZP  
SCREW HWHT M6-1 X 16 N WA Z/JS  
WASHER FLAT #10 ZINC  
0C2454  
023897  
22  
23  
036943  
2
SCREW PPHM #10-32 X 2  
24  
25  
0D7177V  
051713  
2
6
DIODE BRIDGE 1P 35A 1000V  
WASHER FLAT M5  
26  
049226  
6
WASHER LOCK M5  
27  
28  
29  
051716  
056326  
022237  
6
1
2
NUT HEX M5-0.8 G8 CLEAR ZINC  
TRIM VINYL BLACK 1/8GP ( “LG)  
WASHER LOCK 3/8  
30  
022241  
2
NUT HEX 3/8-16 STEEL  
31  
32  
33  
34  
35  
36  
37  
0H8006  
0D3580  
025507  
061383  
022131  
1
4
2
1
2
1
1
DECAL CAUTION ELEC SHOCK SM  
SCREW SHC M5-0.8 X 20 C12.9  
WASHER LOCK EXT 7/16 STL  
LUG SLDLSS 3/0-#4 X 13/32 CU  
WASHER FLAT 3/8-M10 ZINC  
SCREW HHC M10-1.5 X 25 C8.8  
TAPE ELEC 1/2 FOAM  
049814  
029289  
38  
046526  
1
WASHER LOCK M10  
39  
40  
41  
42  
43  
44  
045772  
056739  
042568  
0F5458  
0D6029  
052857  
1
1
2
12  
4
NUT HEX M10-1.5 G8 YEL CHR  
RELAY SOLENOID 12VDC PNL MNT  
SCREW HHC M6-1.0 X 20 C8.8  
SCREW HHSP #10 X 3/8 HI-LOW  
SCREW HHTT M6-1.0 X 16 ZYC  
NUT TOP LOCK FL M6-1.0  
4
45  
022152  
2
WASHER LOCK #10  
46  
022158  
2
NUT HEX #10-32 STEEL  
47  
48  
(1)49  
50  
51  
0H7292  
0H7293  
0H97300ST0R  
0J0489  
1
1
1
1
1
3
DECAL CUSTOMER CONTROL CONNECT  
DECAL CONBOX TB1 CONNECTIONS  
SHIELD HIGH/LOW C5  
DECAL CU STOMER POWER CONNECT  
CB 4.5A 1P AUTO 30KW CNT45K  
WASHER FLAT M3  
048476  
052777  
52  
53  
043182  
3
WASHER LOCK M3  
54  
051714  
045335  
083896  
0D5466  
039287  
067989  
0D7178T  
0J1618  
3
NUT HEX M3-0.5 G8 CLEAR ZINC  
SCREW HHC 1/4-28 X 3/4 G5  
WASHER LOCK 1/4-M6 SS  
BUSBAR NEUTRAL BLOCK 390  
SCREW HHC M8-1.25 X 45 C8.8  
NUT HEX FL WHIZ M8-1.25  
FUSE ATO TYPE 7.5AMP (BROWN)  
HARN EXCITATION NEXUS C3/C5(NOT SHOWN)  
RES WW 25R 5% 25W QK CONN  
(3)55  
(3)56  
(3)57  
(3)58  
(3)59  
60  
REF  
REF  
REF  
REF  
REF  
REF  
1
61  
62  
0F5752B  
1
REVISION: K-3487-H  
DATE: 8/4/15  
Page 3 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
63  
64  
65  
0J3060  
0A9457  
067210A  
1
1
1
GASKET WIRE ENTRY COVER  
DECAL NEUTRAL  
DECAL GROUND LUG  
UL CIRCUIT BREAKER (225AF)  
A
B
C
D
E
F
G
H
J
0H9750  
1
1
REF  
1
1
3
6
3
3
9
3
6
4
12  
4
4
4
4
1
COVER CB G 225AF C3  
0F4186  
0F4148  
0F8432  
0H7311  
058306  
022145  
0F8451  
0F8843  
022129  
045771  
049897  
053640  
0C2454  
036261  
038150  
022264  
022471  
0G3259  
COVER CB DISH 3P G 225AF  
CB 0125A 3P 480V G 225AF  
INSUL CB 225AF  
STANDOFF CB BOX CONBOX  
SCREW SHC M8-1.25 X 25 C12.9  
WASHER FLAT 5/16-M8 ZINC  
LUG SLDLSS 300 MCM-6 AL/CU  
BUS BAR 200A LUG ADAPTOR  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW SHC M8-1.25 X 20 G8  
SCREW RHM #8-32 X 3-1/4  
SCREW HWHT M6-1 X 16 N WA Z/JS  
RIVET POP .125 X .275 SS  
WASHER FLAT #8 ZINC  
K
L
M
N
P
R
S
T
WASHER LOCK #8-M4  
NUT HEX #8-32 STEEL  
DECAL TERMINAL SHOCK HZD BI  
U
V
UL CIRCUIT BREAKER (400AF)  
A
B
C
0H9751  
1
8
REF  
REF  
1
3
6
6
6
4
4
4
4
3
3
4
1
COVER CB G 400AF C3  
0C2454  
0F4153  
0F4154  
0H9270  
0A7822  
022473  
022097  
023334  
042419  
023897  
022152  
022158  
052647  
046526  
036261  
0G3259  
SCREW HWHT M6-1 X 16 N WA Z/JS  
CB 0250A 3P 480V G 400AF  
CB 0300A 3P 480V G 400AF  
COVER CB DISH G 400AF C5  
LUG SLDLSS 600/250-1/0X1/4-28  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
SCREW HHC 1/4-28 X 1/2 G5  
SCREW RHM 10-32 X 4  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
NUT HEX #10-32 STEEL  
SCREW SHC M10-1.5 X 25 C12.9  
WASHER LOCK M10  
RIVET POP .125 X .275 SS  
DECAL TERMINAL SHOCK HZD BI  
D
E
F
G
H
J
K
L
M
N
P
R
S
UL CIRCUIT BREAKER (KG-JG EATON)  
A
B
C
0H9757  
REF  
REF  
REF  
REF  
REF  
REF  
1
4
4
12  
3
COVER CB E KG C3  
COVER CB E JG C3  
CB 0250 3P 600V E JG LL  
CB 0300 3P 600V E KG LL  
INSULATOR CB E 3P KG  
0H9755  
0H5580  
0H5582  
0H5581A  
0H5576A  
0H6734  
0D2157  
0D3700  
0C2454  
049897  
022129  
022145  
INSULATOR CB E 3P JG  
D
E
F
G
H
J
STANDOFF CB MOUNT CONBOX  
SCREW SHC M6-1.0 X 50 C8.8  
NUT FLANGE M6-1.0 NYLOK  
SCREW HWHT M6-1 X 16 N WA Z/JS  
SCREW SHC M8-1.25 X 20 G8  
WASHER LOCK M8-5/16  
3
3
K
WASHER FLAT 5/16-M8 ZINC  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 4 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
UL CIRCUIT BRAEAKER (FG)  
A
B
C
D
E
F
G
H
J
K
L
M
N
P
0H9758  
0F4186  
0H5491  
1
1
REF  
1
1
3
3
3
4
4
4
4
4
COVER CB E FG C3  
COVER CB DISH 3P G 225AF  
CB 0125 3P 600V E FG LL  
INSULATOR CB 3P E TYPE CC/FG  
STANDOFF CB BOX CONBOX  
SCREW HHC M5-0.8 X 20 G8.8  
WASHER LOCK M5  
WASHER FLAT #10 ZINC  
RIVET POP .125 X .275 SS  
SCREW PPHM #8-32 X 1-3/4 ZINC  
WASHER FLAT #8 ZINC  
0H4698A  
0H7311  
052619  
049226  
023897  
036261  
0H5721  
038150  
022264  
022471  
0C2454  
WASHER LOCK #8-M4  
NUT HEX #8-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
12  
UL CIRCUIT BREAKER (ED)  
A
B
C
D
E
F
G
H
J
0H9752  
0D9693  
0F0492  
0H6734  
048927  
023897  
022152  
022158  
0C2454  
0A8278  
022097  
0D5621  
1
REF  
1
1
4
4
4
4
12  
3
COVER CB S ED C3  
CB 0125A 3P 480V S ED4 LL  
INSULATOR CB S(ED-3P)  
STANDOFF CB MOUNT CONBOX  
SCREW RHM #10-32 X 4-1/2  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
NUT HEX #10-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
SCREW SHC 1/4-28 X 3/4 G8.8 NZ  
WASHER LOCK M6-1/4  
K
L
M
3
3
WASHER-STEP 1/2ODX9/32ID BRASS  
UL CIRCUIT BREAKER (VL-JG)  
A
B
C
D
E
F
G
H
J
0H9754  
1
REF  
1
4
3
3
3
4
4
COVER CB S VL C3  
0H7519  
0H6734  
042419  
040976  
022129  
022145  
023897  
022152  
022158  
0C2454  
CB 0300A 3P 600V S JG-VL LL  
STANDOFF CB MOUNT CONBOX  
SCREW RHM 10-32 X 4  
SCREW SHC M8-1.25 X 20 C12.9  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
K
L
4
12  
NUT HEX #10-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO AS400 BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE  
SYSTEM FOR CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
(2) INCLUDED WITH HARNESS P/N 0H6692.  
(3) INCLUDED WITH NEUTRAL BLOCK P/N 0D5464B.  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 5 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
THIS PAGE LEFT INTENTIONALLY BLANK  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 6 of 6  
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1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
0F3408  
0F3411  
058208  
022131  
050331A  
050331  
038805T  
038804Y  
045771  
022129  
027482  
075763  
0C2454  
0F3409  
1
1
1
1
1
1
1
1
1
1
1
1
8
1
TRAY BATTERY  
STRAP BATTERY RETAINMENT  
BATT 12VDC 24F 625  
WASHER FLAT 3/8-M10 ZINC  
BATT POST COVER RED +  
BATT POST COVER BLK -  
CABLE BATT BLK #1 X 40.00  
CABLE BATT RED #1 X 35.00  
NUT HEX M8-1.25 G8 YEL CHR  
WASHER LOCK M8-5/16  
WASHER SHAKEPROOF EXT 5/16 STL  
BOOT BATTERY CABLE  
SCREW THF M6-1X16 N WA Z/JS  
SUPPORT BATTERY TRAY  
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EXPLODED VIEW: EV MTG BASE C3 5.4L 55KW  
DRAWING #: 0H5677  
GROUP C  
ITEM  
PART#  
QTY.  
DESCRIPTION  
(2)1  
2
3
0L0574BST0R  
065852  
1
1
4
MTG BASE C5 5.4/55KW 6.8/70KW  
SPRING CLIP HOLDER .37-.62  
DAMPENER VIBRATION  
052252  
4
5
052257  
052259  
4
4
SPACER .49 X .62 X 1.87 PWDR/ZINC  
WASHER FLAT M12  
6
7
8
055597  
052251A  
052860  
4
4
4
SCREW HHC M12-1.75 X 85 G8.8  
DAMPENER VIBRATION 50 WHITE  
NUT LOCKING M12-1.75  
(1)9  
10  
11  
12  
13  
16  
(1)17  
(1)18  
19  
20  
21  
22  
23  
24  
(2)25  
26  
27  
0L06890ST0R  
045764  
1
1
7
1
1
1
7 / 8  
7 / 8  
1
1
2
1
2
2
1
1
1
ENGINE SUPPORT 6.8L RH  
SCREW HHTT M4-0.7 X 8 BP  
SCREW HHC M10-1.5 X 60 C8.8  
LUG SOLDERLESS 3/0-#4 X 13/32 CU  
SCREW HHC M8-1.25 X 25 G8.8  
5.4L RH ENGINE MOUNT SPACER  
WASHER FLAT 3/8-M10 ZINC  
WASHER LOCK M10  
052243  
061383  
043107  
0L01390ST0R  
022131  
046526  
0536210410  
ASSY WIRE 14.00”  
042909  
022261  
022129  
022145  
SCREW HHC M8-1.25 X 30 G8.8  
WASHER SHAKEPROOF INT 3/8  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
NUT HEX M8-1.25 G8 YEL CHR  
ENGINE MOUNT 6.8L LH SIDE (5.4L ONLY)  
SCREW HHC M10-1.5 X 70 C8.8  
SPACER .41 X .75 X 1.68 ST/ZNC  
045771  
0L01480ST0R  
051735  
0L0123  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) QTY. REQ. FOR 5.4L / QTY. REQ. FOR 6.8L  
(2) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: K-2274-C  
DATE: 3/17/15  
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EXPLODED VIEW: EV ENGCOMPRT R/H 6.8 (CPL)  
DRAWING #: 0F3058  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
0D5623  
0D5418  
022131  
0F3514  
022473  
0F2776A  
029333A  
057772  
0F2929  
0F9965C  
0F9965C  
0D5417  
057823  
057765  
049340  
069860E  
042909  
022129  
0D9913  
047290  
022097  
055596  
077996  
0C7649  
047411  
0G0321  
0D3808  
0D4255  
070010  
0D2244M  
0F3844  
052647  
046526  
039253  
070008  
070006  
0D2608  
0F5114  
0F5454  
0F6104  
048031P  
048031J  
0G1462  
2
1
1
HEAT SHIELD EXHAUST  
STARTER MOTOR FORD V-10 ENGINE  
WASHER FLAT 3/8-M10 ZINC  
SPACER FLEXPLATE 5.4L/6.8L (1800 RPM UNITS ONLY)  
WASHER FLAT 1/4-M6 ZINC  
BRACKET SIGNAL CONDITIONER  
TIE WRAP UL 7.4" X .19" BLK (NOT SHOWN)  
WASHER NYLON .565  
4
1
(3) 5  
(3) 6  
(1) 7  
8
9
10  
1 / 2  
A/R  
1
1
1
1
2
REF.  
1
1
1
1
3
4
18  
1
1
1
1
1
1
1
2
2
2
1
8
6
6
1
10  
30  
10  
1
ENGINE ADAPTER 5.4L/6.8L  
FLEX PLATE 2 POLE (1800 RPM UNITS ONLY)  
FLEX PLATE 2 POLE (3600 RPM UNITS ONLY)  
SCREW HHC M10-1.0 X 25 G10.9  
CLAMP HOSE #10 .56 - 1.06 (1800 RPM UNITS ONLY)  
ADAPTER M14-1.50 X 3/8 NPT  
BARBED EL 90 1/4NPT X 3/8  
HOSE DRAIN ASSY 28"  
SCREW HHC M8-1.25 X 30 G8.8  
WASHER LOCK M8-5/16  
SCREW SHC M8-1.25 X 35 SS  
HOSE 3/8 ID SINGLE BRAID  
(2) 11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
40  
43  
44  
45  
WASHER LOCK M6-1/4  
BARBED STR 3/8 NPT X 3/8  
CAP HOSE (1800 RPM UNITS ONLY)  
CLAMP HOSE .38-.87  
SCREW HHC M6-1.0 X 16 G8.8  
HOSE COOL 5/8" ID 250#WP (14”)  
EXH MANIFOLD MACH 6.8L V-10  
GASKET EXHAUST MANIFOLD  
SCREW HHC M8-1.25 X 35 SS G8.8  
ASSY MAGPICKUP (3/8-24 MALE)  
WASHER FLAT .43 X 1.00  
SCREW SHC M10-1.5 X 25 G12.9  
WASHER LOCK M10  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT M8 SS  
WASHER LOCK M8 SSTL  
SCREW HHC 5/16-18 X 1/2 SSTL  
DECAL REFER TO OWNERS MANUAL  
PLATE MAG PICK-UP ADAPTOR  
COVER STARTER 5.4 & 6.8 FORD CPL  
CLAMP HOSE BAND .88"  
CLAMP HOSE BAND .63  
HOSE BARB REDUCER 5/8"-3/8"ID  
1
1
2
1
1
(1) NOTE: I/N 7 IS FOR HOLDING SENSORS TO I/N 6.  
(2) NOTE: I/N 11 IS PART OF ENGINE P/N 0D3454.  
(3) QTY. REQ. FOR NON-MQT / QTY REQ. FOR MQT EPA CERT. (NOT REQUIRED  
FOR NEXUS CONTROL PANELS)  
REVISION: J-4243-L  
DATE: 2/19/13  
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EXPLODED VIEW: EV AIR CLEANER  
DRAWING #: 0F3569  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
0D2513D  
0D2513E  
0F5419  
0F4268  
0F4270A  
0F6977  
037561  
047411  
022097  
057795B  
0F4269  
022473  
0A4256  
0G5954  
1
1
1
1
1
1
1
4
4
1
1
3
1
1
AIR CLNR BTM PLT W/CPLR 8.1L  
PLATE AIR CLEANER W/COUPLER  
ELEMENT AIR FILTER  
2
3
4
5
6
7
8
9
10  
11  
12  
13  
TOP PLATE VENTURI  
HOLD DOWN AIR CLEANER PLATED  
PLATE AIR CLEAN TOP 5.4L/6.8L  
NUT WING 1/4-20 NYLK  
SCREW HHC M6-1.0 X 16 G8.8  
WASHER LOCK M6-1/4  
BARBED EL 90 5/8 PLASTIC  
GASKET MIXER BODY  
WASHER FLAT 1/4-M6 ZINC  
INDICATOR FILTER MINDER (USE WITH ITEM #1 P/N 0D2513E)  
GROMMET .625 X 1.25 X .433  
REVISION: J-9801-E  
DATE: 9/19/14  
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EXPLODED VIEW: EV ENGINE COM PRT L/H SIDE 6.8L  
DRAWING #: 0J0212  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
(2)3  
(2)4  
(1)5  
6
0F3017  
039253  
022129  
022145  
0D5419  
0D7055  
0D3488G  
0D3488J  
0D3488  
0D3488K  
057795B  
059057  
0F3287  
0H9133  
0E9868A  
0G5954  
0F3216  
0F3216A  
0F3216C  
0F3216D  
035579  
0H7435  
0D6658  
0H0777  
022097  
022473  
042568  
0D8027  
0D8025  
0D8026  
0D8030  
0F2846  
0D8029  
0D8028  
045771  
0H0923  
022131  
046526  
064416  
045772  
0F3217  
0F6151  
0F4308  
0F3158  
057823  
0E0502  
0G0866  
0F4301  
0E8286  
047527  
057823  
0E0992A  
078637  
047411  
055934D  
1
3
4/5  
4/5  
REF  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
6
2
4
1
3
1
1
1
1
1/2  
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
4
BRACKET,D.C. ALTERNATOR LOWER  
SCREW HHC M8-1.25 X 20 C8.8  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
OIL FILTER  
DIPSTICK TUBE, FORD 6.8L  
BELT SERPENTINE (65.0" LG) (1800 RPM)  
BELT SERPENTINE (65.3" LG) (2300 RPM)  
BELT SERPENTINE (67.16" LG) (3000 RPM)  
SERPENTINE BELT (68.3" LG) (3600 RPM)  
BARBED EL 90 5/8 PLASTIC  
HOSE 3/4 ID SAE-30R2 (16.75”LG)  
BRACKET DC ALTERNATOR UPPER  
HARN ENG G6.8L G3 NEXUS (USE WITH PROBE P/N 0H1827) (NOT SHOWN)  
ALTERNATOR DC W/OUT PULLEY  
GROMMET .625 X 1.25 X .433  
PULLEY 80 OD DC ALTERNATOR (1800 RPM)  
PULLEY 102 OD DC ALTERNATOR (2300 RPM)  
PULLEY 132 OD DC ALTERNATOR (3000 RPM)  
PULLEY 160 OD DC ALTERNATOR (3600 RPM)  
BSHG RDCR HEX 1/4 TO 1/8  
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
HARN LOW OIL PRESS SWITCH ASSY  
DIPSTICK G6.8L G3  
DECAL LSI EPA CERTIFICATION  
WASHER LOCK M6-1/4  
WASHER FLAT 1/4-M6 ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
SCREW WP PULLEY M8-1.25 X 19  
BOLT HEX FL HD M8-1.25 X 28  
BOLT HEX FL HD M8-1.25 X 31  
TENSIONER ENG. AUTOMATIC BELT  
PULLEY WATER PUMP G3 (1800RPM UNITS)  
PULLEY ENGINE WATER PUMP (2-POLE & GEAR BOX)  
PULLEY GROOVED ENGINE IDLER  
NUT HEX M8-1.25 G8 CLEAR ZINC  
ENGINE G6.8L G3 V-10 (2009 +)  
WASHER FLAT 3/8-M10 ZINC  
WASHER LOCK M10  
SCREW HHC M10-1.5 X 45 C8.8 FT  
NUT HEX M10-1.5 G8 YEL CHR  
SPACER DC ALTERNATOR PULLEY  
CAP RUBBER  
BRACKET DC ALT STABILIZER  
OIL COOLER G3 (150KW 3600RPM)  
CLAMP HOSE #10 .56-1.06  
TEMPERATURE SENDER DELPHI  
HOSE OIL COOLER PREFORMED 3/4 (150KW 3600RPM)  
HOSE OIL COOLER (150KW 3600RPM)  
ELBOW 45D STREET 1/2NPT BRASS (150KW 3600RPM)  
BARBED STR 1/2NPT X 3/4 (150KW 3600RPM)  
CLAMP HOSE #10 .56-1.06 (150KW 3600RPM)  
PLUG EXPANSION 14 OD  
27  
(2)28  
29  
30  
31  
32  
33  
34  
36  
37  
38  
39  
40  
(2)41  
(2)42  
(2)43  
(2)44  
(2)45  
46  
10  
A/R  
4
47  
48  
(2)49  
ADHESIVE LOCTITE 620  
SCREW HHC M6-1.0 X 16 C8.8  
CLAMP STL/VNL 1.06 X .406 Z  
4/7  
(1) I/N 5 PART OF I/N 29.  
(2) PART OR QUANTITY REQUIRED FOR 150KW UNITS ONLY.  
REVISION: K-3804-C  
DATE: 9/3/15  
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EXPLODED VIEW: EV COOL PKG 6.8L C3  
DRAWING #: 0J6324  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
9
0F3144  
035685  
0F2857A  
0F4168  
0F4169  
0J6180  
0F2820  
051756  
046526  
022131  
052250  
0F4412  
039253  
022129  
022097  
0C8566  
0D3700  
089685  
0F5589  
0C2454  
055596  
0C7649  
069860E  
045764  
065852  
080712  
076749  
048031C  
069811  
072252  
085662  
0E2507  
022145  
090283  
077043J  
029032  
1
4
1
1
1
1
1
4
4
4
2
1
8
8
8
8
8
1
2
10  
1
1
1
1
1
1
1
2
REF  
1
8
1
8
1
WELDMENT RAD SUPPORT C3 (22")  
CLAMP HOSE #28 1.32-2.25  
RADIATOR 581 X 585 X 70 CPL LH  
HOSE UPPER RADIATOR C3  
HOSE LOWER RADIATOR C3  
ADAPTOR, 6.8L FAN  
FAN 22" DIA 10 BLADE  
SCREW HHC M10-1.5 X 20 G8.8  
WASHER LOCK M10  
WASHER FLAT 3/8-M10 ZINC  
TAPE FOAM 1 X 1 (23” LG)  
SPACER FAN 6.8L  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER LOCK M8-5/16  
10  
11  
12  
13  
14  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
(1)31  
32  
33  
34  
35  
36  
37  
38  
WASHER LOCK M6-1/4  
SCREW HHFC M6-1.0 X 20 G8.8  
NUT FLANGE M6-1.0 NYLOK  
GROMMET .75 X .12 X .50  
GUARD FAN C3 CPL  
SCREW THF M6-1 X 16 N WA Z/JS  
BARBED STR 3/8 NPT X 3/8  
CLAMP HOSE .38-.87  
HOSE DRAIN ASSY 28"  
SCREW HHTT M4-0.7 X 8 BP  
SPRING CLIP HOLDER .37-.62  
BRKT COOLANT RECOVERY TANK  
TANK COOLANT RECOVERY  
CLAMP HOSE BAND 1/4  
CAP HEX 1/4 NPT BRASS  
GROMMET 1.37 X .06 X 1.00  
TIE WRAP UL 14.6 X .14 BLK  
PROBE COOLANT LEVEL 3/8NPTF (USE WITH HARN P/N 0F5990 & 0F5991)  
WASHER FLAT 5/16-M8 ZINC  
CAP RADIATOR 13 PSI  
CONDUIT FLEX 2.0"ID  
HOSE 9/32 ID (41”LG)  
1
1
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1)ITEM 31 IS INCLUDED WITH ITEM 25.  
(2) FASTEN HOSE TO FAN GUARD USING 3 TIE WRAPS I/N 33. DIRECT HOSE TOWARD BASE OF UNIT  
AND AWAY FROM EXHAUST COMPONENTS.  
REVISION: K-1082-B  
DATE: 11/12/14  
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EXPLODED VIEW: EV EXHUAST CPL 7OKW C3  
DRAWING #: 0J6343  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
0J6177  
0J6179  
0F2808B  
0A6765  
0F4710  
0F7200  
080762  
0F2809  
0F2981A  
0F2962  
045757  
022097  
0F2830  
0F4505A  
0D3159  
022473  
0F2773D  
088775  
0F5447  
0F6166  
0C2454  
1
1
2
2
6
6
6
1
2
2
4
4
2
2
2
4
2
6
1
2
4
PIPE, EXH MANIFOLD 6.8L C3 RH (6.8L 70KW)  
PIPE EXH MANIFOLD 6.8L C3 LH (6.8L 70KW)  
PIPE EXHAUST MUFFLER OUT  
RING GASKET, 2.5DIA  
WASHER LOCK M10 SS  
SCREW HHC M10-1.5 X 50 SS FTH  
BOLT U 3/8-16 X 2.62  
PIPE EXHAUST CROSSOVER  
MFLR 7" X 9" X 25" (2) 2.5" IN/2.5" OUT  
MUFFLER STRAP  
SCREW HHC M6-1.0 X 25 C8.8  
WASHER LOCK M6-1/4  
MUFFLER BRACKET STIFFENER  
MUFF SEC 23.5" X 2.55IN/2.5OUT  
FLANGE, EXHAUST  
WASHER FLAT 1/4-M6 ZINC  
EXHAUST BLANKET 800MM LG (6.8L 70KW)  
WASHER FLAT 3/8 SS  
BRKT MUFFLER  
PIPE LH MUFFLER SIDE  
SCREW HWHT M6-1 X 16 N WA Z/JS  
REVISION:-A-  
DATE: 9/13/11  
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EXPLODED VIEW: EV EXHAUST CPL 7OKW C3  
DRAWING #: 0J6343A  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
0J6177  
0J6179  
0F2808B  
0A6765  
0F4710  
0F7200  
080762  
0G0007  
0F2981A  
0F2962  
045757  
022097  
0F2830  
0H2099A  
022473  
0F2773D  
088775  
0F5447  
0H0639A  
0F2773  
0F9071  
0F6166  
0L1789  
0G3163A  
0C2454  
0D3159  
049813  
049721  
1
1
2
2
6
6
8
1
1
1
2
6
1
1
10  
2
6
1
1
1
1
1
4
1
4
2
4
4
PIPE, EXH MANIFOLD 6.8L C3 RH (6.8L 70KW)  
PIPE EXH MANIFOLD 6.8L C3 LH (6.8L 70KW)  
PIPE EXHAUST MUFFLER OUT  
RING GASKET, 2.5DIA  
WASHER LOCK M10 SS  
SCREW HHC M10-1.5 X 50 SS FTH  
BOLT U 3/8-16 X 2.62  
DIFFUSER EXHAUST WELDMENT  
MFLR 7" X 9" X 25" (2) 2.5" IN/2.5" OUT  
MUFFLER STRAP  
SCREW HHC M6-1.0 X 25 C8.8  
WASHER LOCK M6-1/4  
MUFFLER BRACKET STIFFENER  
CATALYST 3-WAY  
WASHER FLAT 1/4-M6 ZINC  
EXHAUST BLANKET 800MM LG (6.8L 70KW)  
WASHER FLAT 3/8 SS  
9
10  
11  
12  
13  
14  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
BRKT MUFFLER  
PIPE, EXHAUST RH CPL EM  
EXHAUST BLANKET 1015M LONG  
SENSOR OXYGEN  
PIPE LH MUFFLER SIDE  
MUFFLER STRAP UPPER/LOWER  
BLANKET EXHAUST MUFFLER 584MM  
SCREW HWHT M6-1 X 16 N WA Z/JS  
FLANGE, EXHAUST  
NUT HEX M6-1.0 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 35 C8.8 CLR  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) EXHAUST BLANKET SHOULD NOT COVER OXYGEN SENSOR (ITEM 22).  
REVISION: K-1591-C  
DATE: 1/28/15  
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EXPLODED VIEW: EV FUEL 6.8L NG LPV CPL EMSN  
DRAWING #: 0J1704  
APPLICABLE TO:  
GROUP E  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
049721  
075580  
0H0651  
0H0651A  
039253  
022145  
022129  
045771  
042568  
0H5476  
026812  
0F8379  
0D2698  
057823  
059057  
049811  
0J7476  
0E4390  
0E4392  
0F0960  
0F3885  
0G3167  
0F3691B  
026073A  
0D2157  
039294  
022097  
026915  
0G46350ST0R  
039450  
077879  
0F1866A  
077879  
0G4588  
0C2454  
077879  
025655  
4
1
1
1
2
2
2
2
2
1
2
1
1
4
2
2
1
1
1
1
1
2
1
1
4
2
10  
2
1
2
1
1
1
1
2
1
1
SCREW HHC M6-1.0 X 35 G8.8 BLK  
FLANGE FUEL INLET  
REG 6.8L CPL 70KW LPV EMSN  
REG 6.8L CPL 70KW NG EMSN  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT 5/16-M8 ZINC  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
HARN FUEL JUMPER SINGLE REG  
ELBOW 90D 3/4NPT  
NIPPLE PIPE 3/4NPT X 7  
GASKET ADAPTER THROT BODY  
CLAMP HOSE #10 .56-1.06  
HOSE 3/4 ID SAE-30R2 (38.5” LG)  
WASHER FLAT M6  
ADAPTOR THROTTLE BODY  
GASKET, GOVERNOR ACTUATOR  
ACTUATOR BOSCH 60, GOVERNOR  
REDUCER 3.0" TO 2.75" TURBO  
MIXER, 40/60MM ACTUATOR ASSY  
O-RING 2-3/4 X 3/32 X 2-15/16  
VENTURI, THROTTLE 36MM  
PLUG STD PIPE 1/4 STEEL SQ HD  
SCREW SHC M6-1.0 X 50 C8.8  
CLAMP HOSE #44 2.31-3.25  
WASHER LOCK M6-1/4  
NIPPLE CLOSE 3/4 X 1.375  
BRACKET, HOSE RISER  
BARBED EL 90 3/16 X 1/8  
HOSE VACUUM 5/32 (5.5”LG)  
BARBED EL W/VENT (.052")  
HOSE VACUUM 5/32 (11”LG)  
PIPE TEE W/BRACKET WELDED  
SCREW TH-FRM M6-1 X 16 N WA Z/JS  
HOSE VACUUM 5/32 (10.5” LG)  
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
(1)30  
31  
32  
33  
34  
35  
36  
37  
38  
PLUG STD PIPE 3/4 STEEL SQ HD  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: J-8381-D  
DATE: 4/22/14  
PAGE 2 OF 2  
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EXPLODED VIEW: EV FUEL SYSTEM 6.8L NG/LPV CPL  
DRAWING #: 0J1705  
APPLICABLE TO:  
GROUP E  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
049721  
075580  
0G9189A  
0G9189B  
039253  
022145  
022129  
045771  
042568  
0H5476  
026812  
0F8379  
0D2698  
057823  
059057  
049811  
0J7476  
0E4390  
0E4392  
0F0960  
0F3885  
0G3167  
0F3691B  
026073A  
0D2157  
039294  
022097  
026915  
0G46350ST0R  
025655  
4
1
1
1
2
2
2
2
2
1
2
1
1
4
2
2
1
1
1
1
1
2
1
1
4
2
10  
2
1
1
SCREW HHC M6-1.0 X 35 G8.8 BLK  
FLANGE FUEL INLET  
REG ASSY 6.8L 70KW LPV CPL  
REG ASSY 6.8L 70KW NG CPL  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT 5/16-M8 ZINC  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
HARN FUEL JUMPER SINGLE REG  
ELBOW 90D 3/4NPT  
NIPPLE PIPE 3/4NPT X 7  
GASKET ADAPTER THROT BODY  
CLAMP HOSE #10 .56-1.06  
HOSE 3/4 ID SAE-30R2 (38.5” LG)  
WASHER FLAT M6  
ADAPTOR THROTTLE BODY  
GASKET, GOVERNOR ACTUATOR  
ACTUATOR BOSCH 60, GOVERNOR  
REDUCER 3.0" TO 2.75" TURBO  
MIXER, 40/60MM ACTUATOR ASSY  
O-RING 2-3/4 X 3/32 X 2-15/16  
VENTURI, THROTTLE 36MM  
PLUG STD PIPE 1/4 STEEL SQ HD  
SCREW SHC M6-1.0 X 50 C8.8  
CLAMP HOSE #44 2.31-3.25  
WASHER LOCK M6-1/4  
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
(1)30  
31  
NIPPLE CLOSE 3/4 X 1.375  
BRACKET, HOSE RISER  
PLUG STD PIPE 3/4 STEEL SQ HD  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: K-3796-E  
DATE: 8/31/15  
PAGE 2 OF 2  
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EXPLODED VIEW: EV ENCLOSURE C3  
DRAWING #: 0G2898  
GROUP F  
ITEM  
PART#  
QTY.  
DESCRIPTION  
(2) 1  
(2) 2  
(2) 3  
(3) 4  
(2) 5  
(2) 6  
(2) 7  
(1)8  
(1)9  
10  
0F58660AL0R  
0F5861AAL0R  
0F58650AL0R  
0F58640AL0R  
0F58620ALOR  
0F58630AL0R  
0F58600AL0R  
0C2454  
1
4
2
2
2
1
1
60  
16  
1
REAR WRAP AL  
DOOR AL  
CENTER SUPPORT AL  
DUCT, DISCHRG AL  
FRONT CRNR AL  
DUCT, CNTR DISCHRG AL  
ROOF, AL  
SCREW THF M6-1 X 16 N WA Z/JS  
SCREW TH-FRM M6 W/CAP SHKPRF W  
GASKET EXTRUDED TRIM (547” LG)  
INSUL SPLITTER SMALL  
0E3257  
0E5968  
0J2624A  
11  
3
12  
0F2766  
3
SPLITTER  
14  
15  
16  
17  
18  
19  
0F3185  
0F3416  
0J2624B  
0F4487A  
022473  
2
2
1
1
5
1
STRINGER SPLITTER C3  
SUPPORT SPLITTER C5 130KW  
INSUL ROOF TOP REAR  
ASSEMBLY COVER ACCESS  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
022097  
20  
21  
22  
25  
26  
27  
022127  
0F3072  
078115  
0F5048D  
0F5049B  
0J2624  
1
NUT HEX 1/4-20 STEEL  
12  
30  
4
2
3
INSULATION RETAINMENT HANGER  
WASHER SELF LOCKING DOME #4-40  
VISE-ACTION LATCH SLOTTED CIR  
PULL TAB DOOR LOCK SS  
INSULATION SPLITTER  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
40  
41  
(1) 42  
43  
44  
0J2624D  
0F4073F  
087233  
0G0257  
066760  
0J2624C  
0F3890B  
0F4073B  
078115A  
042568  
022447  
049813  
077992  
0912970090  
0F8869D  
1
1
2
1
1
4
3
1
10  
4
4
4
29  
4
1
INSULATION ROOF TOP  
INSULATION DUCT TOP  
RIVET POP .1875 X .450 SS  
REFLECTIVE HEAT SHIELD 2.4L  
STRIP SEALANT 1/8 X 1 (44.5”LG)  
INSULATION DOOR  
RETAINER INSULATION (820)  
INSULATION DUCT FRONT  
WASHER SELF LOCKING DOME #8-32  
SCREW HHC M6-1.0 X 20 G8.8  
WASHER SHAKEPROOF INT 1/4  
NUT HEX M6 X 1.0 G8 YEL CHR  
NUT HEX LOCK M6-1.0 SS NY INS  
ASSY WIRE 14AWG GRN/YEL  
KEY VISE-ACTION LATCH SLOT CIR  
(1) ENCLOSURE NOTE: ALL PANELS THAT FASTEN TO THE BASEFRAME MUST BE SECURED USING I/N 8 & 9 (THREAD FORMING FASTENERS) AND I/N 42  
(LOCK NUT). LOCK NUT IS TO BE INSTALLED AFTER THREAD FORMING FASTENER HAS PENETRATED THROUGH EXTRUSIONS IN ENCLOSURE PANELS. ALL  
PANEL TO PANEL CONNECTIONS TO INCLUDE AT LEAST ONE CONNECTION POINT USING I/N 9 (THREAD FORMING FASTENER).  
(2) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO AS400 BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR CORRECT MATERIAL  
AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: J-4499-K  
DATE: 4/1/13  
Page 2 of 2  
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Notes  
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Notes  
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. A v 0 4 / 0 7 k P g B 0 0 a 1 c R e  
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Owner's Manual  
Stationary Emergency Generator  
QT  
6.8L  
70kW Models  
EPA Certified  
with Optional Catalyst  
nNOT INTENDED FOR USE IN CRITICAL LIFE SUPPORT  
APPLICATIONS.  
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS  
SHOULD ATTEMPT INSTALLATION! DEADLY EXHAUST  
FUMES! OUTDOOR INSTALLATION ONLY!  
This manual should remain with the unit.  
. 0 J 1 6 t N r 1 o a 7 P  
. A v 1 0 / 1 0 e v r 2 0 C 0 o R e  
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Table of Contents  
OPERATION..........................................................................9-1  
SECTION  
PAGE  
Stationary Emergency Generator Control and Operation.........9-1  
Operating Unit with Manual Transfer Switch...........................9-1  
Operating Unit with Automatic Transfer Switch ......................9-1  
INTRODUCTION....................................................................1-1  
SAFETY RULES ....................................................................1-2  
IDENTIFICATION RECORD ....................................................2-1  
MAINTENANCE...................................................................10-1  
Maintenance Performed by Authorized Service Dealers .......10-1  
Cooling System...................................................................10-1  
Checking Fluid Levels..........................................................10-1  
Maintenance Owner/Operator Can Perform..........................10-2  
Miscellaneous Maintenance ................................................10-3  
EQUIPMENT DESCRIPTION ..................................................3-1  
Equipment Description ..........................................................3-1  
Engine Oil Recommendations................................................3-1  
Coolant Recommendations ...................................................3-1  
SERVICE SCHEDULE..........................................................11-1  
ENGINE PROTECTIVE DEVICES............................................4-1  
Engine Protective Devices .....................................................4-1  
TROUBLESHOOTING ..........................................................12-1  
Troubleshooting Guide.........................................................12-1  
FUEL SYSTEMS ...................................................................5-1  
SPECIFICATIONS..................................................................6-1  
EMISSIONS WARRANTY ....................................................13-1  
NOTES  
GENERAL INFORMATION .....................................................7-1  
Alternator AC Lead Connections............................................7-1  
Alternator Power Winding Connections..................................7-1  
EXPLODED VIEWS & PARTS LISTS  
WIRING DIAGRAMS & SCHEMATICS  
CONTROL PANEL .................................................................8-1  
Control Panel Interface..........................................................8-1  
Activate the Generator...........................................................8-1  
Display Interface Menus........................................................8-1  
Setting the Exercise Timer.....................................................8-3  
User Adjustable Settings .......................................................8-3  
Fuel Conversion ....................................................................8-3  
Operation..............................................................................8-3  
Auto Start.............................................................................8-4  
Manual Start.........................................................................8-4  
Alarm and Warning Messages...............................................8-4  
Common Alarm Relay...........................................................8-6  
Maintenance Alerts ...............................................................8-6  
Menu System........................................................................8-7  
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Safety Instructions  
nSAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe operation be copied and posted in potential  
hazard areas. Safety should be stressed to all operators, potential operators, and service and repair technicians for this  
equipment.  
This symbol points out potential fire hazard.  
INTRODUCTION  
Thank you for purchasing this model of the stationary emergency  
generator product line.  
This symbol points out potential electrical shock hazard.  
Every effort was expended to make sure that the information and  
instructions in this manual were both accurate and current at the  
time the manual was written. However, the manufacturer reserves  
the right to change, alter or otherwise improve this product(s) at  
any time without prior notice.  
The operator is responsible for proper and safe use of the equip-  
ment. The manufacturer strongly recommends that the operator  
read this Owner's Manual and thoroughly understand all instruc-  
tions before using this equipment. The manufacturer also strongly  
recommends instructing other users to properly start and operate  
the unit. This prepares them if they need to operate the equipment  
in an emergency.  
READ THIS MANUAL THOROUGHLY  
If any portion of this manual is not understood, contact the nearest  
Service Dealer for starting, operating and servicing procedures.  
For safety reasons, the manufacturer recommends that this  
equipment be installed, serviced and repaired by a Service  
Dealer or other competent, qualified electrician or installation  
technician who is familiar with applicable codes, standards and  
regulations. The operator also must comply with all such codes,  
standards and regulations.  
Throughout this publication, and on tags and decals affixed to the  
generator, DANGER, WARNING, CAUTION and NOTE blocks are  
used to alert personnel to special instructions about a particular  
service or operation that may be hazardous if performed incor-  
rectly or carelessly. Observe them carefully. Their definitions are  
as follows:  
OPERATION AND MAINTENANCE  
It is the operator's responsibility to perform all safety checks, to  
make sure that all maintenance for safe operation is performed  
promptly, and to have the equipment checked periodically by a  
Service Dealer. Normal maintenance service and replacement of  
parts are the responsibility of the owner/operator and, as such,  
are not considered defects in materials or workmanship within the  
terms of the warranty. Individual operating habits and usage con-  
tribute to the need for maintenance service.  
INDICATES A HAZARDOUS SITUATION OR ACTION WHICH, IF  
NOT AVOIDED, WILL RESULT IN DEATH OR SERIOUS INJURY.  
Indicates a hazardous situation or action which, if not  
avoided, could result in death or serious injury.  
Proper maintenance and care of the generator ensure a minimum  
number of problems and keep operating expenses at a minimum.  
See a Service Dealer for service aids and accessories.  
Indicates a hazardous situation or action which, if not  
avoided, could result in minor or moderate injury.  
NOTE:  
Operating instructions presented in this manual assume that the  
generator electric system has been installed by a Service Dealer or  
other competent, qualified contractor. Installation of this equipment  
is not a “do-it-yourself” project.  
Notes contain additional information important to a procedure  
and will be found within the regular text body of this manual.  
These safety warnings cannot eliminate the hazards that they  
indicate. Common sense and strict compliance with the special  
instructions while performing the service are essential to prevent-  
ing accidents.  
HOW TO OBTAIN SERVICE  
When the generator requires servicing or repairs, simply contact  
a Service Dealer for assistance. Service technicians are factory-  
trained and are capable of handling all service needs.  
Four commonly used safety symbols accompany the DANGER,  
WARNING and CAUTION blocks. The type of information each  
indicates is as follows:  
When contacting a dealer about parts and service, always supply  
the complete Model Number, Serial Number and Type Code (where  
applicable) from the DATA LABEL that is affixed to the unit.  
This symbol points out important safety information that,  
if not followed, could endanger personal safety and/or  
n
property of others.  
This symbol points out potential explosion hazard.  
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Safety Instructions  
• The engine exhaust fumes contain carbon monoxide gas, which  
SAFETY RULES  
can be DEADLY. This dangerous gas, if breathed in sufficient  
concentrations, can cause unconsciousness or even death. For  
that reason, adequate ventilation must be provided. This should  
be considered prior to installing the generator. The unit should  
be positioned to direct exhaust gasses safely away from any  
building where people, animals, etc., will not be harmed. Any  
exhaust stacks that ship loose with the unit must be installed  
properly per the manufacturer's instruction, and in strict compli-  
ance with applicable codes and standards.  
Study these SAFETY RULES carefully before installing, operating  
or servicing this equipment. Become familiar with this Owner’s  
Manual and with the unit. The generator can operate safely, effi-  
ciently and reliably only if it is properly installed, operated and  
maintained. Many accidents are caused by failing to follow simple  
and fundamental rules or precautions.  
The manufacturer cannot anticipate every possible circumstance  
that might involve a hazard. The warnings in this manual, and on  
tags and decals affixed to the unit are, therefore, not all inclusive.  
If a procedure, work method or operating technique is used that  
the manufacturer does not specifically recommend, ensure that it  
is safe for others. Also make sure the procedure, work method or  
operating technique utilized does not render the generator unsafe.  
• Keep hands, feet, clothing, etc., away from drive belts, fans,  
and other moving or hot parts. Never remove any drive belt or  
fan guard while the unit is operating.  
• Adequate, unobstructed flow of cooling and ventilating air is  
critical in any room or building housing the generator to prevent  
buildup of explosive gases and to ensure correct generator  
operation. Do not alter the installation or permit even partial  
blockage of ventilation provisions, as this can seriously affect  
safe operation of the generator.  
• Keep the area around the generator clean and uncluttered.  
Remove any materials that could become hazardous.  
• When working on this equipment, remain alert at all times.  
Never work on the equipment when physically or mentally  
fatigued.  
• Inspect the generator regularly, and promptly repair or replace  
all worn, damaged or defective parts using only factory-  
approved parts.  
• Before performing any maintenance on the generator, discon-  
nect its battery cables to prevent accidental start-up. Disconnect  
the cable from the battery post indicated by a NEGATIVE, NEG  
or (–) first. Reconnect that cable last.  
• Never use the generator or any of its parts as a step. Stepping  
on the unit can stress and break parts, and may result in dan-  
gerous operating conditions from leaking exhaust gases, fuel  
leakage, oil leakage, etc.  
nDespite the safe design of this generator,  
operating this equipment imprudently, neglect-  
ing its maintenance or being careless can cause  
possible injury or death. Permit only respon-  
sible and capable persons to install, operate or  
maintain this equipment.  
Potentially lethal voltages are generated by  
these machines. Ensure all steps are taken to  
render the machine safe before attempting to  
work on the generator.  
nParts of the generator are rotating and/or hot  
during operation. Exercise care near running  
generators.  
GENERAL HAZARDS  
• For safety reasons, the manufacturer recommends that this  
equipment be installed, serviced and repaired by a Service  
Dealer or other competent, qualified electrician or installation  
technician who is familiar with applicable codes, standards  
and regulations. The operator also must comply with all such  
codes, standards and regulations.  
ELECTRICAL HAZARDS  
• Installation, operation, servicing and repair of this (and related)  
equipment must always comply with applicable codes, stan-  
dards, laws and regulations. Adhere strictly to local, state and  
national electrical and building codes. Comply with regulations  
the Occupational Safety and Health Administration (OSHA) has  
established. Also, ensure that the generator is installed, operat-  
ed and serviced in accordance with the manufacturer’s instruc-  
tions and recommendations. Following installation, do nothing  
that might render the unit unsafe or in noncompliance with the  
aforementioned codes, standards, laws and regulations.  
• All stationary emergency generators covered by this manual  
produce dangerous electrical voltages and can cause fatal  
electrical shock. Utility power delivers extremely high and dan-  
gerous voltages to the transfer switch as well as the generator.  
Avoid contact with bare wires, terminals, connections, etc.,  
on the generator as well as the transfer switch, if applicable.  
Ensure all appropriate covers, guards and barriers are in place  
before operating the generator. If work must be done around  
an operating unit, stand on an insulated, dry surface to reduce  
shock hazard.  
• Do not handle any kind of electrical device while stand-  
ing in water, while barefoot, or while hands or feet are wet.  
DANGEROUS ELECTRICAL SHOCK MAY RESULT.  
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Safety Instructions  
• If personnel must stand on metal or concrete while installing,  
FIRE HAZARDS  
operating, servicing, adjusting or repairing this equipment,  
place insulative mats over a dry wooden platform. Work on the  
equipment only while standing on such insulative mats.  
• The National Electrical Code (NEC) requires the frame and  
external electrically conductive parts of the generator to be con-  
nected to an approved earth ground. This grounding will help  
prevent dangerous electrical shock that might be caused by a  
ground fault condition in the generator or by static electricity.  
Never disconnect the ground wire.  
• Keep a fire extinguisher near the generator at all times. Do NOT  
use any carbon tetra-chloride type extinguisher. Its fumes are  
toxic, and the liquid can deteriorate wiring insulation. Keep the  
extinguisher properly charged and be familiar with its use. If  
there are any questions pertaining to fire extinguishers, consult  
the local fire department.  
EXPLOSION HAZARDS  
• Wire gauge sizes of electrical wiring, cables and cord sets must  
be adequate to handle the maximum electrical current (ampac-  
ity) to which they will be subjected.  
• Before installing or servicing this (and related) equipment, make  
sure that all power voltage supplies are positively turned off at  
their source. Failure to do so will result in hazardous and pos-  
sibly fatal electrical shock.  
• Properly ventilate any room or building housing the generator to  
prevent build-up of explosive gas.  
• Do not smoke around the generator. Wipe up any fuel or oil  
spills immediately. Ensure that no combustible materials are left  
in the generator compartment, or on or near the generator, as  
FIRE or EXPLOSION may result. Keep the area surrounding the  
generator clean and free from debris.  
• Connecting this unit to an electrical system normally supplied  
by an electric utility shall be by means of a transfer switch so as  
to isolate the generator electric system from the electric utility  
distribution system when the generator is operating. Failure to  
isolate the two electric system power sources from each other  
by such means will result in damage to the generator and may  
also result in injury or death to utility power workers due to  
backfeed of electrical energy.  
• These generators may operate using one of several types  
of fuels. All fuel types are potentially FLAMMABLE and/or  
EXPLOSIVE and should be handled with care. Comply with all  
laws regulating the storage and handling of fuels. Inspect the  
unit’s fuel system frequently and correct any leaks immediately.  
Fuel supply lines must be properly installed, purged and leak  
tested according to applicable fuel-gas codes before placing  
this equipment into service.  
• Stationary emergency generators installed with an automatic  
transfer switch will crank and start automatically when normal  
(utility) source voltage is removed or is below an acceptable  
preset level. To prevent such automatic start-up and possible  
injury to personnel, disable the generator’s automatic start cir-  
cuit (battery cables, etc.) before working on or around the unit.  
Then, place a “Do Not Operate” tag on the generator control  
panel and on the transfer switch.  
• Diesel fuels are highly FLAMMABLE. Gaseous fluids such  
as natural gas and liquid propane (LP) gas are extremely  
EXPLOSIVE. Natural gas is lighter than air, and LP gas is heavier  
than air; install leak detectors accordingly.  
• In case of accident caused by electric shock, immediately  
shut down the source of electrical power. If this is not pos-  
sible, attempt to free the victim from the live conductor. AVOID  
DIRECT CONTACT WITH THE VICTIM. Use a nonconducting  
implement, such as a dry rope or board, to free the victim from  
the live conductor. If the victim is unconscious, apply first aid  
and get immediate medical help.  
• Never wear jewelry when working on this equipment. Jewelry  
can conduct electricity resulting in electric shock, or may get  
caught in moving components causing injury.  
CALIFORNIA PROPOSITION 65 WARNING  
Engine exhaust and some of its constituents are known  
to the State of California to cause cancer, birth defects  
and other reproductive harm.  
CALIFORNIA PROPOSITION 65 WARNING  
This product contains or emits chemicals known to the  
State of California to cause cancer, birth defects and  
other reproductive harm.  
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General Information  
NOTE:  
IDENTIFICATION RECORD  
For actual information related to this particular model, please  
refer to the Manual Drawing Listing located at the end of this  
manual, or to the data label affixed to the unit.  
DATA LABEL  
Every generator set includes DATA LABEL that contains important  
information pertinent to the generator. The data label is attached to  
the lower connection box on the generator and lists the unit serial  
number, rated voltage, amps, wattage capacity, phase, frequency,  
rpm, power factor, and production date.  
Stationary Emergency Generator Model and Serial  
Number  
This number is the key to numerous engineering and manufactur-  
ing details pertaining to your unit. Always supply this number  
when requesting service, ordering parts or seeking information.  
Data Label  
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Equipment Description  
EQUIPMENT DESCRIPTION  
COOLANT RECOMMENDATIONS  
Use a mixture of half low silicate ethylene glycol base anti-freeze  
and deionized water. Cooling system capacity is listed in the  
specifications. Use only deionized water and only low silicate  
anti-freeze. If desired, add a high quality rust inhibitor to the rec-  
ommended coolant mixture. When adding coolant, always add the  
recommended 50-50 mixture.  
This equipment is a revolving field, alternating current Stationary  
Emergency Generator set. It is powered by a gaseous fueled  
engine operating at 1800 rpm for 4-pole direct drive units, 3600  
rpm for 2-pole direct drive units and 2300 - 3000 rpm for quiet  
drive gear units. See the Specifications section for exact numbers.  
The unit comes complete with a sound attenuated enclosure, inter-  
nally mounted muffler, control console, mainline circuit breaker,  
battery charger, and protective alarms as explained in the following  
paragraph.  
Do not use any chromate base rust inhibitor  
with ethylene glycol base anti-freeze or chro-  
All AC connections, including the power leads from the alterna-  
tor, 120 volt battery charger input and control connections to the  
transfer switch are available in the main connection box.  
mium hydroxide (“green slime”) forms and will  
cause overheating. Engines that have been  
operated with a chromate base rust inhibitor  
must be chemically cleaned before adding eth-  
ylene glycol base anti-freeze. Using any high  
silicate anti-freeze boosters or additives will  
also cause overheating. The manufacturer also  
recommends that any soluble oil inhibitor is  
NOT used for this equipment.  
The Stationary Emergency Generator incorporates the following  
generator features:  
• Rotor and Stator insulation is Class H rated as defined by NEMA  
MG1-32.6, MG1-1.66. The generator is self ventilated and drip-  
proof constructed.  
• The voltage waveform deviation, total harmonic content of the  
AC waveform and telephone influence factor have been evalu-  
ated and are acceptable according to NEMA MG1-32.  
Do not remove the radiator pressure cap while  
the engine is hot or serious burns from boiling  
liquid or steam could result.  
ENGINE OIL RECOMMENDATIONS  
The unit has been filled with 5W-20 engine oil at the factory. Use  
a high-quality detergent oil classified “For Service SJ or SH.”  
Detergent oils keep the engine cleaner and reduce carbon deposits.  
When changing the engine oil, be sure to use 5W-30 engine oil  
(synthetic oil is recommended).  
Ethylene glycol base antifreeze is poisonous.  
Do not use mouth to siphon coolant from the  
radiator, recovery bottle or any container. Wash  
hands thoroughly after handling. Never store  
used antifreeze in an open container because  
animals are attracted to the smell and taste of  
antifreeze even though it is poisonous to them.  
Any attempt to crank or start the engine before  
it has been properly serviced with the recom-  
mended oil may result in an engine failure.  
NOTE:  
For temperatures below 32° F, it is strongly recommended to  
use the optional Cold Weather Start Kit. The oil grade for tem-  
peratures below 32° F is 5W-30 synthetic oil.  
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Engine Protective Devices  
OVERCRANK SHUTDOWN  
ENGINE PROTECTIVE DEVICES  
The Stationary Emergency Generator may be required to operate  
for long periods of time without an operator on hand to monitor  
such engine conditions as coolant temperature, oil pressure or  
rpm. For that reason, the engine has several devices designed to  
protect it against potentially damaging conditions by automatically  
shutting down the unit when the oil pressure is too low, the coolant  
temperature is too high, the coolant level is too low, or the engine  
is running too fast.  
After a prespecified duration of cranking, this function ends the  
cranking if the engine has failed to start. The overcrank message  
will turn ON. Turn OFF the AUTO/OFF/MANUAL switch, then turn  
switch back to AUTO to reset the generator control board.  
NOTE:  
If the fault is not corrected, the overcrank feature will continue  
to activate.  
NOTE:  
Approximate Crank Cycle Times  
• 15 seconds ON  
• 7 seconds OFF  
• 7 seconds ON  
Engine protective switches and sensors are mentioned here for  
the reader’s convenience. Also refer to the applicable control  
panel manual for additional automatic engine shutdown infor-  
mation.  
• 7 seconds OFF  
• Repeat for 45 seconds  
• Approximately 90 seconds total.  
HIGH COOLANT TEMPERATURE SENDER  
An analog coolant temperture sender, located in the engine's  
cooling system will cause an engine shutdown if the temperature  
should exceed approximately 125° C (257° F). The generator will  
automatically restart once the temperature has returned to a safe  
operating level.  
OVERSPEED SHUTDOWN  
A speed circuit controls engine cranking, start-up, operation and  
shutdown. Engine speed signals are delivered to the circuit board  
whenever the unit is running. Should the engine overspeed above  
a safe, preset value, the circuit board initiates an automatic engine  
shutdown. Contact the nearest Authorized Dealer if this failure  
occurs.  
LOW COOLANT LEVEL SENSOR  
To prevent overheating, the engine has a low coolant level sensor.  
If the level of engine coolant drops below the level of the low cool-  
ant level sensor, the engine automatically shuts down.  
RPM SENSOR LOSS SHUTDOWN  
If the speed signal to the control panel is lost, engine shutdown  
will occur.  
LOW OIL PRESSURE SWITCH  
This switch has normally closed contacts that are held open by  
engine oil pressure during cranking and operating. Should oil pres-  
sure drop below the 8 psi range, switch contacts close, and the  
engine shuts down. The unit should not be restarted until oil is  
added, and the AUTO/OFF/MANUAL switch must be turned to OFF  
and then back to AUTO.  
DC FUSES  
A fuse (7.5 amp) is located on the control panel. It protects the  
panel components from damaging overload. Always remove this  
fuse before commencing work on the generator. The unit will not  
start or crank if the fuse is blown.  
A fuse (25 amp) is located in the engine wire harness adjacent  
to the DC alternator. It is used to prevent circuit failure due to DC  
alternator falure. It will also protect the system in the event of a  
wiring short-dircuit. If this fuse is blown, the generator will not  
operate. Replace these fuses with the same size, type, and rating.  
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Fuel System  
NATURAL GAS FUEL SYSTEM  
FUEL SYSTEM  
Natural gas is supplied in its vapor state. In most cases, the gas  
distribution company provides piping from the main gas distribu-  
tion line to the standby generator site. The following information  
applies to natural gas fuel systems.  
FUEL REQUIREMENTS  
The Stationary Emergency Generator may be equipped with one of  
the following fuel systems:  
• Gas pressure in a building is usually regulated by national, state  
and local codes.  
To reduce gas pressure to a safe level before the gas enters a  
building, a primary regulator is needed. The natural gas supplier  
may or may not supply such a regulator.  
• It is the responsibility of the gas supplier to make sure sufficient  
gas pressure is available to operate the primary regulator.  
• Gas pressure at the inlet to the fuel shutoff solenoid must never  
exceed approximately 14 inches water column (0.5 psi).  
• Natural gas fuel system  
• Propane vapor (LPV) fuel system  
Recommended fuels should have a Btu content of at least 1,000  
Btu's per cubic foot for natural gas; or at least 2,520 Btu's per  
cubic foot for LP gas. Ask the fuel supplier for the Btu content of  
the fuel.  
NOTE:  
The fuel consumption requirements are identified in the  
Specifications section of the Owner's Manual. Refer to the  
Installation Manual if assistance is required for the sizing of  
the pipe diameter for the generator. Any piping used to connect  
the generator to the fuel supply should be of adequate size to  
achieve the 100% load fuel consumption requirements identi-  
fied in the Specifications section regardless of actual load.  
PROPANE VAPOR WITHDRAWAL FUEL SYSTEM  
This type of system utilizes the vapors formed above the liquid  
fuel in the supply tank. Approximately 10 to 20 percent of the tank  
capacity is needed for fuel expansion from the liquid to the vapor  
state. The vapor withdrawal system is generally best suited for  
smaller engines that require less fuel. The installer should be aware  
of the following:  
NOTE:  
TherecommendedfuelpressureisidentifiedintheSpecifications  
section this manual.  
• When ambient temperatures are low and engine fuel consump-  
tion is high, the vapor withdrawal system may not function  
efficiently.  
• Ambient temperatures around the supply tank must be high  
enough to sustain adequate vaporization, or the system will not  
deliver the needed fuel volume.  
NOTE:  
It is the responsibility of the installer to make sure that only  
the correct recommended fuel is supplied to the generator fuel  
system. Thereafter, the owner/operator must make certain that  
only the proper fuel is supplied.  
• In addition to the cooling effects of ambient air, the vaporization  
process itself provides an additional cooling effect.  
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Specifications  
Engine Lubrication System  
SPECIFICATIONS  
Type of Oil Pump ...............................................................Gear  
Oil Filter .......................................................Full Flow, Cartridge  
Crankcase Oil Capacity ............................................ 5 U.S. qts.  
STATIONARY EMERGENCY GENERATOR  
Type......................................................................Synchronous  
Rotor Insulation.............................................................Class H  
Stator Insulation............................................................Class H  
Total Harmonic Distortion..............................................< 3.5%  
Telephone Interference Factor (TIF) .................................. < 50  
Alternator Output Leads 1-phase.....................................4-wire  
Alternator Output Leads 3-phase.....................................6-wire  
Bearings ..................................................................Sealed Ball  
Coupling ................................................................Flexible Disc  
Load Capacity (Standby Rating)....................................70 kW*  
COOLING SYSTEM  
Type............................................................................... Closed  
Water Pump............................................................. Belt Driven  
Fan Speed.........................................................................2300  
Fan Diameter..............................................................22 inches  
Fan Mode....................................................................... Pusher  
Air Flow (inlet air including alternator and  
combustion air) .................................................5200 ft3/min.  
Coolant Capacity....................................................4.5 U.S. gal.  
Heat Rejection to Coolant....................................287,000 Btu/h  
Maximum Operating Air Temp. on Radiator......... 60 °C (150 °F)  
Maximum Ambient Temperature......................... 50 °C (140 °F)  
* NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE  
J1349, ISO3046 and DIN 6271 Standards. kW rating is based on LPG fuel and may derate  
with natural gas.  
Excitation System ......................................................Brushless  
Circuit Breaker Size (Amps)  
FUEL SYSTEM  
Voltage  
LP kW CB Amps NG kW CB Amps  
Type of Fuel ........................................ Propane or Natural Gas*  
Carburetor............................................................... Down Draft  
Secondary Fuel Regulator............................................ Standard  
Fuel Shut-off Solenoid................................................. Standard  
Operating Fuel Pressure ...............11 in. - 14 in. Water Column  
120/240 V - 1ø  
120/208 V - 3ø  
120/240 V - 3ø  
277/480 V - 3ø  
67  
70  
70  
70  
300 292  
300 243  
250 211  
125 105  
64  
67  
67  
67  
300 267  
300 232  
250 201  
125 101  
Fuel Consumption - ft3/hr (Natural Gas/LPV)  
Generator Locked Rotor kVA Available @ Voltage Dip of 35%  
Single-phase..............................................................145 kVA  
480 V, 3-phase..........................................................160 kVA  
208 V, 3-phase..........................................................145 kVA  
Exercise  
25%  
50%  
75%  
100%  
Load  
Cycle  
Load  
Load  
Load  
110/44.2  
260/104  
500/200 696/280 1020/411  
* Engine is not field convertible between natural gas and propane. Jet size and ignition timing  
are factory set for the specific fuel.  
ENGINE  
Make ........................................................................... Generac  
Model ............................................................................. V-type  
Cylinders and Arrangement ...................................................10  
Displacement...............................................................6.8 Liter  
Bore............................................................ 90.2 mm (3.55 in.)  
Stroke....................................................... 105.9 mm (4.17 in.)  
Compression Ratio.......................................................... 9-to-1  
Air Intake System......................................... Naturally Aspirated  
Valve Seats................................................................ Hardened  
Lifter Type.................................................................. Hydraulic  
ELECTRICAL SYSTEM  
Battery Charge Alternator.....................................12 V, 30 Amp  
Smart Charger .......................................................12 V, 2 Amp  
Recommended Battery.......................................... 24F 525CCA  
System Voltage............................................................ 12 Volts  
NOTE:  
Battery dimensions (L x W x H) for the Group 24 battery should  
not exceed 10 3/4" x 6 13/16" x 9" (273 mm x 173 mm x 229  
mm).  
Engine Parameters  
Rated Synchronous rpm.........................................60 Hz, 1800  
Voltage Regulator  
Type...........................................................................Electronic  
Regulation........................................................................± 1%  
Exhaust System  
Exhaust Flow at Rated Output 60 Hz.............................557 cfm  
Exhaust Temperature at Rated Output..............................890 °F  
Power Adjustment for Ambient Conditions  
Temperature Deration  
3% for every 10 °C above °C ..............................................25  
1.65% for every 10 °F above °F ..........................................77  
Altitude Deration  
1% for every 100 m above m............................................183  
3% for every 1000 ft. above ft. .........................................600  
Combustion Air Requirements (Natural Gas)  
Flow at rated power, 60 Hz...........................................205 cfm  
Governor  
Type...........................................................................Electronic  
Frequency Regulation.............................................Isochronous  
Steady State Regulation ............................................ ± 0.25 %  
Controller ................................................................. Nexus  
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Specifications  
WEATHER AND MAINTENANCE KITS  
To keep the generator running at its peak, the following kits are  
offered:  
• Cold Weather Kit  
~ Recommended for climates with temperatures below 32 °F.  
• Scheduled Maintenance Kit  
~ Kit includes the recommended parts to maintain the genera-  
tor. Refer to the Service Schedule for regular maintenance  
intervals.  
For additional information, or to order any of these kits, please  
contact an Authorized Service Dealer or Customer Service  
Representative.  
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General Information  
ALTERNATOR AC LEAD  
ALTERNATOR POWER WINDING  
CONNECTIONS  
CONNECTIONS  
The electrical wires in the unit’s AC connection (lower) panel  
should be installed according to the number of leads and the  
voltage/phase required for the application. The voltage and phase  
are described on the generator data label. The number of lead  
wires can be identified using the Specifications section and the  
power output rating on the generator data label. For example, if  
the generator produces 130kW, 277/480 Volt, 3-phase power, the  
generator has 12 alternator output leads. Figure 7.3 describes the  
stator power winding connection for the generator.  
3-PHASE ALTERNATORS ("Y" CONFIGURATION)  
The Stationary Emergency Generator is designed to supply  
3-phase electrical loads. Electric power is produced in the alterna-  
tor power windings. These windings were connected at the factory  
to the main circuit breaker with a “Y” configuration as shown in  
Figures 7.2 through 7.6.  
The rated voltage between circuit breaker terminals E1-E2, E1-E3  
and E2-E3 is 480V, 208V or 600V depending on the model.  
The rated voltage between each circuit breaker terminal and the  
neutral point 00 is 277V, 120V, or 346V depending on the model.  
FOUR-LEAD, SINGLE-PHASE STATOR  
Four-lead alternators (see Figure 7.1) are designed to supply elec-  
trical loads with voltage code A” (240V, 1-phase, 60 Hz). Electrical  
power is produced in the stator power windings. These windings  
were connected at the factory to the main circuit breaker as shown  
in Figure 7.1.  
Figure 7.2 — Stator Power Winding  
Connections - 3-phase, 277/480V (6 Lead)  
E1  
The rated voltage between each circuit breaker terminal is 240V.  
The rated voltage between each circuit breaker terminal and the  
neutral point 00 is 120V.  
S1  
INTERNAL  
CONNECTIONS  
Figure 7.1 — Four-lead, Single-phase Stator  
L - L  
S4  
S6  
00 (NEUTRAL)  
S5  
S2  
S3  
E3  
E2  
L - N  
Figure 7.3 — Stator Power Winding  
Connections - 3-phase, 277/480V (12 Lead)  
E1  
S1  
S4  
S7  
L - L  
S12  
S10  
S9  
S8  
S11  
S6  
S5  
S2  
S3  
E3  
E2  
L - N  
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General Information  
Figure 7.4 — Stator Power Winding  
Connections - 3-phase, 120/208V (6 Lead)  
3-PHASE ALTERNATORS ("DELTA" CONFIGURATION)  
The Stationary Emergency Generator is designed to supply  
3-phase electrical loads. Electric power is produced in the alterna-  
tor power windings. These windings were connected at the factory  
to the main circuit breaker with a "Delta" configuration as shown  
in Figures 7.7 and 7.8.  
INTERNAL CONNECTIONS  
E1  
S1  
S1  
The rated voltage between circuit breaker terminals E1-E2, E1-E3  
and E2-E3 is 240V.  
The rated voltage between E2 and the neutral point 00 is 208V. The  
rated voltage E1-00 and E3-00 is approximately 120V.  
L-L  
S4  
S6  
S4  
00 (NEUTRAL)  
S5  
NOTE: The voltage measured from E2 to 00 can greatly vary when  
single phase load is placed on alternator.  
S3  
S2  
Figure 7.7 — Stator Power Winding  
S6 S5  
Connections - 3-phase, 120/240V (6 Lead)  
E3  
E2  
S3  
S2  
E2  
L-N  
Figure 7.5 — Stator Power Winding  
Connections - 3-phase, 120/208V (12 Lead)  
0V  
A
C
E1  
2ꢁVAC  
S7  
S1  
208ꢂC  
L-L  
240ꢂC  
S10  
S12  
S4  
S5  
S9  
S2  
S6 S11  
E3  
E2  
Figure 7.8 — Stator Power Winding  
Connections - 3-phase, 120/240V (12 Lead)  
S3  
S8  
L-N  
Figure 7.6 — Stator Power Winding  
Connections - 3-phase, 346/600V (6 Lead)  
E2  
S2  
S12  
E1  
S1  
INTERNAL  
S9  
S5  
CONNECTIONS  
240 VAC  
S8  
240 VAC  
S6  
208 VAC  
L - L  
S3  
S11  
E1  
NB  
S4  
S6  
E3  
S10  
S1  
00 (NEUTRAL)  
240 VAC  
S5  
120 VAC  
S2  
E2  
120 VAC  
S3  
E3  
L - N  
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Control Panel  
Upon power up, this controller will go through a system self test  
CONTROL PANEL INTERFACE  
which will check for the presence of utility voltage on the DC  
circuits. This is done to prevent damage if the installer mistakenly  
connects AC utility power sense wires into the DC terminal block.  
If utility voltage is detected, the controller will display a warning  
message and lock out the generator, preventing damage to the  
controller. Power to the controller must be removed to clear this  
warning.  
USING THE AUTO/OFF/MANUAL SWITCH  
With the switch set to AUTO, the engine may  
crank and start at any time without warning.  
Such automatic starting occurs when utility  
power source voltage drops below a preset  
level or during the normal exercise cycle. To  
prevent possible injury that might be caused  
by such sudden starts, always set the switch  
to OFF and remove the fuse before work-  
ing on or around the generator or transfer  
switch. Then, place a “DO NOT OPERATE”  
tag on the generator panel and on the trans-  
fer switch.  
Utility voltage must be turned on and present at the N1 and N2  
terminals inside the generator control panel for this test to be  
performed and pass.  
NOTE:  
DAMAGE CAUSED BY MISWIRING OF THE INTERCONNECT  
WIRES IS NOT WARRANTABLE!  
This test will be performed each time the controller is powered  
up.  
Next, the user must enter the minimum settings to operate. These  
settings are current date and time and exercise day and time. The  
maintenance intervals will be initialized (i.e. started) the first time  
the clock is set. If the clock is never set at power up, the mainte-  
nance intervals will be reset every time power is applied.  
1. AUTO” Position – Selecting this switch activates fully auto-  
matic system operation. It also allows the unit to automati-  
cally start and exercise the engine every seven days with the  
setting of the exercise timer (see the Setting the Exercise  
Timer section).  
2. “OFF” Position – This switch position shuts down the engine.  
If a subsequent power loss (loss of battery power) occurs the  
Installation assistant will operate upon power restoration. The self  
test routine will be run and then the customer will be required to  
re-enter the time and date, as this is not retained during a power  
loss. The unit will not require re-activation.  
This position also prevents automatic operation.  
3. “MANUAL Position – Set the switch to MANUAL to crank  
and start the engine. Transfer to standby power will not occur  
unless there is a utility failure.  
ACTIVATE THE GENERATOR  
When battery power is applied to the generator during the instal-  
lation process, the controller will turn ON and the LCD screen will  
illuminate. However, the generator still needs to be activated before  
it will automatically run in the event of a power outage.  
DISPLAY INTERFACE MENUS  
The LCD display is organized as detailed below:  
• The “Home” page, this page is the default page which will be  
displayed if no keys are pressed for 30 seconds. This page  
normally shows the current Status message and the current  
date and time. The highest priority active Alarm and/or Warning  
will be automatically posted on this page as well as flashing  
the backlight when such an event is detected. In the case of  
multiple Alarms or Warnings, only the first message will be  
displayed. To clear an Alarm or Warning, see the Protection  
Systems section - Clear Alarm.  
• The display backlight is normally off. If the user presses any  
key, the backlight will come on automatically and remain on for  
30 seconds after the last key was pressed.  
• The “Main Menu” page will allow the user to navigate to all other  
pages or sub-menus by using the Left/Right and Enter keys.  
This page can be accessed at any time with several presses of  
the dedicated Escape key. Each press of the Escape key takes  
you back to the previous menu until the main menu is reached.  
This page displays the following options: HISTORY; STATUS;  
EDIT; AND DEBUG. (See the Appendix - "Menu System".)  
Activating the generator is a simple one time process that is guided  
by the controller screen prompts. Once the product is activated,  
the controller screen will not prompt you again, even if you discon-  
nect the generator battery.  
To obtain the activation code, record the generator serial number  
and log onto www.activategen.com or call 1-888-9ACTIVATE and  
follow the steps to retrieve the activation code.  
After obtaining your activation code, please complete the following  
steps at the generator’s control panel in the Activation Chart on the  
following page.  
NOTE:  
The generator will only run in manual until the passcode has  
been entered.  
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Control Panel  
ACTIVATION CHART  
CHOOSE LANGUAGE  
TROUBLESHOOTING  
Display Reads:  
Use ARROW keys to scroll to desired lan-  
guage. Press ENTER to select.  
If the wrong language is chosen, it can be  
changed later using the “edit” menu.  
Language  
-
English  
+
Escape  
Enter  
Display Reads:  
Press ENTER to begin the activation pro-  
cess.  
If ESCAPE is pressed instead of ENTER,  
your generator will only run in manual mode  
(for test purposes) and NOT ACTIVATED will  
be displayed. You will need to remove the  
generator control panel fuse AND disconnect  
the T1, N1 and N2 connector in the external  
connection box (if equipped); or disconnect  
utility input (main breaker) to the transfer  
switch for 3-5 seconds and reconnect, then  
begin with Step 1.  
Activate me (ENT) or  
ESC to run in manual  
Escape  
Enter  
Display Reads:  
If you do not have your activation code,  
go to www.activategen.com or call  
1-888-9ACTIVATE (922-8482).  
To Activate go to  
www.activategen.com  
If you already have your activation code,  
wait 3-5 seconds for the next display.  
Escape  
Enter  
ENTER ACTIVATION CODE (Passcode)  
TROUBLESHOOTING  
Display Reads:  
Use ARROW keys to scroll and find the first  
number of your Activation Code.  
Serial 123456789  
Passcode XXXXX +/-  
Press ENTER to select.  
Repeat this step until all digits have been  
entered.  
Escape  
Enter  
Use ESCAPE to correct previous digits.  
Display Reads:  
Activation is complete when all digits are  
entered above and your screen shows this  
display.  
What happens if “Wrong Passcode Try  
Again” appears?  
“SELECT HOUR (0-23)”  
“-  
Re-enter the activation code. If a second  
attempt is unsuccessful, check the number  
against the code given on activategen.com.  
If it is correct and the generator will not  
accept it, contact 1-888-9ACTIVATE (922-  
8482).  
6
+”  
Follow the controller prompts to continue  
setting the time function. Refer to your  
Owner’s Manual with questions.  
Escape  
Enter  
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Control Panel  
• If utility is still lost after the “line interrupt period”, run the engine  
INSTALLATION ASSISTANT  
Interconnect System Self Test Feature (follow the on-screen  
prompts).  
up to normal RPM and transfer the load. At this time the con-  
troller will exit the exercise routine and assume full automatic  
operation.  
Upon power up, this controller will go through a system self test  
which will check for the presence of utility voltage on the DC  
circuits. This is done to prevent damage if the installer mistakenly  
connects AC utility power sense wires into the DC terminal block.  
If utility voltage is detected, the controller will display a warning  
message and lock out the generator, preventing damage to the  
controller. Power to the controller must be removed to clear this  
warning.  
USER ADJUSTABLE SETTINGS  
Factory  
Default  
Minimum  
Setting  
Maximum  
Setting  
Setting  
Increment  
1 min  
Exercise  
time  
23:59  
(11:59 pm)  
2 pm  
Wed  
00:00 (12 am)  
Sun  
Exercise  
day  
Utility voltage must be turned on and present at the N1 and N2  
terminals inside the generator control panel for this test to be  
performed and pass.  
Sat  
1 day  
Current  
Time  
23:59  
(11:59 pm)  
12 am 00:00 (12 am)  
1 min  
NOTE:  
Current  
Day  
Sun  
Jan  
Sun  
Jan  
Sat  
Dec  
1 day  
DAMAGE CAUSED BY MISWIRING OF THE INTERCONNECT  
WIRES IS NOT WARRANTABLE!  
Current  
Month  
1 month  
1 year  
This test will be performed each time the controller is powered  
up.  
Current  
Year  
2008  
2008  
2100  
Upon first power up of the generator, the display interface will  
begin an installation assistant. The assistant will prompt the user  
to set the minimum settings to operate. These settings are simply:  
Current Date/Time and Exercise Day/Time. The maintenance inter-  
vals will be initialized when the exercise time is entered.  
Language  
Contrast  
English  
80%  
French  
0%  
Spanish  
100%  
N/A  
1%  
The exercise settings can be changed at any time via the "EDIT"  
menu (see Appendix, "Menu System").  
FUEL CONVERSION  
For fuel conversion steps, refer to the GenSpec section,  
RECONFIGURING THE FUEL SYSTEM.  
If the 12 volt battery is disconnected or the fuse removed, the  
Installation Assistant will operate upon power restoration. The  
only difference is the display will only prompt the customer for the  
current Time and Date.  
OPERATION  
IF THE INSTALLER TESTS THE GENERATOR PRIOR TO  
INSTALLATION, PRESS THE “ENTER” KEY TO AVOID SETTING  
UP THE EXERCISE TIME. THIS WILL ENSURE THAT WHEN  
THE CUSTOMER POWERS UP THE UNIT, HE WILL STILL BE  
PROMPTED TO ENTER AN EXERCISE TIME.  
This system is intended to supply standby power in the event of a  
utility failure. The control system will monitor the utility voltage to  
determine if stand-by power is required. Should the utility voltage  
fail, the generator will start and run normally, detaching from the  
utility and supplying the customer load from the generator. When  
utility power returns, the controller will re-transfer the customer  
load back to utility and shut down the generator.  
SETTING THE EXERCISE TIMER  
This generator is equipped with an exercise timer. Once it is set,  
the generator will start and exercise every seven days, on the day  
of the week and at the time of day specified. During this exercise  
period, the unit runs for approximately 12 minutes and then shuts  
down. Transfer of loads to the generator output does not occur  
during the exercise cycle unless utility power is lost.  
AUTOMATIC TRANSFER OPERATION  
To select automatic operation, do the following:  
1. Make sure the transfer switch main contacts are set to their  
UTILITY position, i.e., loads connected to the utility power  
source.  
2. Be sure that normal UTILITY power source voltage is avail-  
able to transfer switch terminal lugs N1 and N2 (Refer to the  
Electrical Data section).  
3. Set the generator’s AUTO/OFF/MANUAL switch to AUTO.  
4. Set the generator’s main circuit breaker to its ON (or CLOSED)  
position.  
With the preceding steps complete, the generator will start auto-  
matically when utility source voltage drops below a preset level.  
After the unit starts, loads are transferred to the standby power  
source. Refer to the Sequence of Automatic Operation section.  
LOW SPEED EXERCISE  
The standard start sequence will be initiated.  
• All 1800 rpm units will exercise at 1400 RPM  
• All 3600 rpm units will exercise at 1800 RPM  
If utility is lost during exercise the controller will do the following:  
• Wait for the “line interrupt period” for utility to return. If utility  
returns within the “line interrupt period”, continue to exercise  
at low RPM.  
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Control Panel  
SEQUENCE OF AUTOMATIC OPERATION  
Initial Conditions: Generator in Auto ready to run, load being sup-  
plied by the Utility Source through the transfer switch.  
MANUAL START  
Allows the user to start and run the generator manually.  
Transfer of the load to the generator will occur if utility is lost while  
the unit is running in the manual mode (only if activated).  
1. When the utility voltage fails (falls below 60% of nominal), a  
10-30 second (programmable) “line interrupt” delay timer is  
started. The factory set time delay is 10 seconds. If at the  
end of the line interrupt time the utility voltage is above 60%  
the engine will not crank. If the utility voltage is still below  
the 60% of nominal at the end of the line interrupt time, the  
unit will crank and start. If the unit cranks for more than 10  
seconds and the utility voltage rises above 80% of nominal  
(programmed pickup voltage) and the unit has not started, the  
crank cycle will abort.  
2. As soon as the unit starts a 5 second “warm-up” timer is initi-  
ated. When the warm-up timer expires the control will transfer  
the load to the generator (through the RTS switch) if the utility  
voltage is less than 80% of nominal. If the utility voltage is  
greater than the 80% of nominal at the end of the warm-up  
time the load will not be transferred to the generator and a one  
minute low-speed cool down period will start. At the end of  
the one minute cool down period the generator will stop.  
3. Once the unit is running and the switch has transferred the  
load to the generator the unit will monitor utility voltage.  
When utility voltage returns (above the programmable pickup  
voltage, normally 80% of nominal), a 15 second “Return to  
Utility” timer will start. At the end of the return to utility time,  
if the utility voltage is still above the pickup voltage, the unit  
will transfer the load back to the utility source and run the unit  
through a one minute cool down period. When the cool down  
period is over the unit will shut down and be ready for the next  
outage.  
ALARM AND WARNING MESSAGES  
Alarms are defined as “Latching” which means they must be  
cleared before the alarm message on the screen will clear. They  
can be of type “Shutdown” or not and are logged in the alarm log.  
Alarms are all annunciated on the display).  
Warnings are “Non Latching” meaning the message automati-  
cally clears when the warning condition goes away. Warnings can  
not be of type “Shutdown” but they are logged in the alarm log.  
Warnings are all annunciated on the display.  
LOW OIL PRESSURE SHUTDOWN ALARM  
There is a 10 second delay before oil pressure is monitored.  
HIGH COOLANT TEMPERATURE SHUTDOWN ALARM  
There is a 10 second delay before engine temperature is moni-  
tored.  
Once running there is a 1/4 second delay before shut down. The  
limit is set at 125° C or 257° F.  
OVERCRANK SHUTDOWN ALARM  
Occurs if the engine has not started within the specified crank  
cycle.  
4. If during the cool down period utility voltage should fall below  
60% of nominal the 5 second warm-up timer is initiated and  
the unit will transfer the load back to the generator and con-  
tinue to monitor the utility.  
OVERSPEED SHUTDOWN ALARM  
Warning indicator is measured and calculated by the microproces-  
sor. Overspeed is defined as +20% of nominal engine speed for 3  
seconds, or +25% immediate.  
CRANK CYCLES AND OVERCRANK SHUTDOWN  
If the unit fails to start during a cranking period it will display the  
Overcrank Shutdown Alarm. The system will control the cranking  
cycles as follows:  
Nominal engine speed = 60.0 Hz  
RPM SENSOR FAILURE SHUTDOWN ALARM  
During cranking: If the board does not see a valid RPM signal  
within four (4) seconds of cranking it will shut down and lock out  
on RPM sensor loss.  
The first crank cycle is a 16 second crank time followed by a 7  
second rest. The next 5 cycles will be 7 seconds of cranking time  
each followed by a 7 second rest time.  
If the unit fails to start by the end of the 6 crank/rest cycles  
the Overcrank Shutdown Alarm will display and the unit will not  
attempt to crank until the alarm is reset.  
During running: If the RPM signal is lost for one full second the  
board will shut the engine down, wait 15 seconds, then re-crank  
the engine if in AUTO, it will not re-crank in MANUAL.  
If no RPM signal is detected within the first four (4) seconds of  
cranking, the control board will shut the engine down and latch out  
on RPM sensor loss.  
AUTO START  
This unit is designed to automatically start in the event of a util-  
ity failure or brown out condition. Brown out is defined as utility  
voltage less than 60% nominal, while utility is considered good  
when it is restored to at least the pickup value, 80% of nominal.  
These levels are fixed. The “Line Interrupt period” is an adjustable  
parameter by the dealer. If 2-wire start mode is activated, the unit  
will start when 2-wire start is active.  
If the RPM signal is detected the engine will start and run normally.  
If the RPM signal is subsequently lost the control board will try  
two more re-cranks before latching out and flashing the RPM  
Sensor Failure message (if it is in AUTO).  
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Control Panel  
Figure 1 – Generator Control Panel  
CHECK ENGINE MESSAGE  
MISSING CAM PULSE ALARM  
The control system has detected an emissions related fault. This  
fault cannot be cleared using the control panel interface. The unit  
will continue to operate in automatic mode. Contact your local  
servicing dealer.  
This is a shutdown alarm. The alarm will activate after five (5)  
seconds of continuously missing cam pulses.  
MISSING CRANK PULSE ALARM  
This is a shutdown alarm. The alarm will activate after 12 con-  
secutive revs where crank pulses are missing.  
UNDER-FREQUENCY SHUTDOWN ALARM  
After starting, if the generator stays under frequency for more than  
30 seconds, it will shutdown.  
LOW FUEL PRESSURE WARNING  
Fuel pressure is monitored by a digital sensor with a fixed setpoint  
of below five (5) inches water column.  
LOW BATTERY ALARM  
While running, if the average battery voltage falls below 11.9 volts  
for one (1) minute, the low battery alarm will be displayed.  
GOVERNOR SENSOR FAULT ALARM  
The governor position is monitored by an analog feedback signal. If  
the throttle position is seen outside of the normal operating range,  
a shutdown alarm is displayed. If the throttle is commanded to  
move, and no movement is seen, a shutdown alarm is displayed.  
LOW BATTERY WARNING  
The microprocessor will continually monitor the battery voltage  
and display the Low Battery Voltage message if the battery voltage  
falls below 12.2 Volts for one (1) minute.  
WIRING ERROR ALARM  
No other action is taken on a low battery warning condition. The  
warning will automatically clear if the battery voltage rises above  
12.2 volts.  
When power is first apllied to the contoller, the software will per-  
form a check on the wiring of the transfer output, and ensure it  
does not have high voltage on the wire. If this is the case, it will  
signal a miswire alarm and will not run. The test can be skipped  
by use of the escape key.  
NOTE:  
The battery sentinel is a separate feature that monitors battery  
condition.  
UNDERVOLTAGE ALARM  
If the generator voltage falls below 60% for >5 seconds, an alarm  
will be issued.  
LOW COOLANT LEVEL ALARM  
This is a shutdown alarm. The sensor will be continuously moni-  
tored. If an error condition is seen for five (5) consecutive sec-  
onds, the alarm will be displayed.  
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Control Panel  
OVERVOLTAGE ALARM  
ALARM CANCEL  
If the generator voltage rises above 110% for >3 seconds, an  
alarm will be issued.  
When the generator is shut down due to a latching alarm, the Auto  
/Off/ Manual switch must be set to the off position and the ENTER  
key pressed to unlatch any active fault and clear the corresponding  
fault alarm message.  
If the generator voltage rises above 130% for >0.2 seconds, an  
alarm will be issued.  
INTERNAL FAILURE SHUTDOWN ALARM  
Any internal failure that can be detected such as corrupted  
firmware will cause this shutdown alarm. This alarm cannot be  
cleared.  
COMMON ALARM RELAY  
The common alarm relay will be activated if there is a shutdown  
alarm. It will not activate on warnings or indicate that the Auto/Off/  
Manual switch is in the OFF position. The OFF position will clear  
the alarms and the relay. The relay will not be used to indicate a  
generator is not activated.  
CANBUS ALARM  
The common alarm connections are wired to a set of potential-  
free (dry) contacts on the Nexus controller board. These Normally  
Open (N.O.) contacts close when an alarm condition occurs and  
are used to activate a remote signaling device. The circuit is rated  
for a maximum of 130mA at 24 VDC. The connections are a short  
set of free hanging wires that exit the engine harness loom directly  
behind the Nexus Control Panel and are labeled numbers 209 and  
210.  
Where applicable, if the Canbus communications link fails to com-  
municate, a “Canbus Alarm” will be generated. This only applies  
to systems with external ignition modules. The alarm may be  
generated if:  
1. The physical link is broken.  
2. The Ignition Module fails or resets.  
3. The Nexus Controller fails or resets.  
4. Having the Battery Chargers 120 VAC connected without a  
battery installed.  
MAINTENANCE ALERTS  
Maintenance alerts will be provided for these conditions.  
5. A blown 10 amp Ignition Module fuse (approximately 12  
inches away from the starter).  
6. A blown 25 amp system fuse (located approximately 12  
inches away from the DC alternator).  
NOTE:  
SERVICE SCHEDULE A’  
Inspect Accessory Drive Alert  
Coolant Change & Flush  
1yr / 100hrs*  
1yr / 100hrs  
1yr / 100hrs  
1yr / 100hrs*  
1yr / 100hrs  
1yr / 100hrs  
6mo / 50hrs*  
The “Canbus Alarm” will not clear on its own. To clear the  
alarm, press the “enter” key to acknowledge the alarm. The  
alarm will clear and if the fault is still present, the alarm will  
reoccur.  
Inspect Spark Plugs Alert  
Change Oil & Filter Alert  
IGNITION ALARM  
When an ignition alarm occurs, a generic message “Ignition Fault”  
will be displayed as the fault code.  
Inspect Battery Alert  
Change / Inspect Air Filter Alert  
Clean/Inspect Air Inlet & Exhaust  
* Items require a 3 month / 30 hour break-in change or check.  
MAINTENANCE WARNING  
When a maintenance period expires, a warning message will be  
posted. The warning can be reset by hitting the Enter key. Resetting  
will clear the warning and reset the maintenance counters for the  
condition annunciated. The history log will reflect the maintenance  
warning.  
SERVICE SCHEDULE ‘B’  
Change / Inspect spark plugs alert  
2yr/ 250hr  
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Operation  
STATIONARY EMERGENCY  
GENERATOR CONTROL AND  
OPERATION  
Do not crank the engine continuously for lon-  
ger than 30 seconds, or the heat may  
damage the starter motor.  
n
Refer to the appropriate control panel operator’s manual for this  
unit.  
• Let engine stabilize and warm up.  
• Check all applicable instrument and gauge readings. When  
certain that all readings are correct, move the transfer switch  
manual handle to the STANDBY (or EMERGENCY STANDBY)  
position, i.e., load circuits supplied by the generator.  
• Set the generator’s main line circuit breaker to its ON (or  
CLOSED) position.  
OPERATING UNIT WITH MANUAL  
TRANSFER SWITCH  
If the Stationary Emergency Generator was installed in conjunction  
with a transfer switch capable of manual operation only, the fol-  
lowing procedure applies. A manually operated transfer switch is  
one that will not provide automatic start-up and does not include  
an intelligence circuit.  
• Load circuits are now powered by the generator.  
RETRANSFER AND SHUTDOWN  
For additional information, refer to the applicable control panel  
manual for this unit, as well as any literature pertaining to the  
specific transfer switch.  
ENGINE START-UP AND TRANSFER  
For additional information, refer to the applicable control panel  
manual for this unit, as well as any literature pertaining to the  
specific transfer switch.  
To transfer the load back to the utility power source and shut down  
the generator, follow these directions:  
• Set the generator’s main line circuit breaker to its OFF (or OPEN)  
position.  
• Manually move the transfer switch handle to its UTILITY  
(NORMAL) position, i.e., load circuits connected to the utility.  
• Turn ON the utility power supply to the transfer switch, using  
the means provided (such as the utility power source main line  
circuit breaker).  
• Let the generator run at no-load for a few minutes to stabilize  
internal temperatures.  
• Shut down the generator.  
nThe Maintenance Disconnect Switch and the  
AUTO/OFF/MANUAL switches (if so equipped)  
must be set properly, or the generator will  
crank and start as soon as the utility power to  
the transfer switch is turned off. Refer to appli-  
cable control panel and transfer switch manuals  
for more information.  
nDo not proceed until certain that utility source  
voltage is available to the transfer switch and  
OPERATING UNIT WITH AUTOMATIC  
the transfer switch main contacts are set to  
UTILITY.  
TRANSFER SWITCH  
Do not attempt manual operation until all  
power supplies to the transfer switch have been  
If the Stationary Emergency Generator has been installed with an  
automatic transfer switch, the engine may be started and stopped  
automatically or manually.  
positively turned off, or extremely dangerous -  
possibly lethal - electrical shock will result.  
NOTE:  
Transfer switch enclosure doors should be kept  
closed and locked. Only authorized personnel  
Refer to the applicable manual for your transfer switch and to  
“Transfer Switch Start Signal Connections”. In addition, please  
note the dangers under “Engine Start-up and Transfer.”  
should be allowed access to the transfer switch  
interior. Extremely high and dangerous voltages  
are present in the transfer switch.  
In order to transfer load from the utility source to the generator,  
follow these directions:  
• Turn OFF or disconnect the utility power circuit to the transfer  
switch, using the means provided (such as the utility source  
main line circuit breaker).  
• Set the transfer handle to its UTILITY (NORMAL) position with  
load circuits connected to the utility power supply.  
• Set the generator’s main line circuit breaker to its OFF (or OPEN)  
position.  
• Start the generator.  
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Maintenance  
Refer to the Service Schedule for engine oil and filter change fre-  
quencies.  
GENERAL MAINTENANCE  
Drain the oil while the engine is still warm from running. This  
means warm up the engine, shut it down and drain immediately  
as follows:  
Before working on the Stationary Emergency  
Generator, ensure the following:  
• The AUTO/OFF/MANUAL switch is in the OFF position.  
• The control panel fuse has been removed from the control  
box.  
1. Remove the drain hose from its retaining clip or cut the zip-tie  
securing the oil drain hose.  
2. Loosen and remove OIL DRAIN HOSE CAP. Drain oil com-  
• The 120VAC supply to the battery charger is switched OFF.  
• The negative battery cable has been removed.  
pletely into suitable container.  
3. When all oil has drained, install and tighten OIL DRAIN HOSE  
CAP and secure drain hose with a new zip-tie, or place the  
hose in its retaining clip.  
CHECK ENGINE OIL  
Check engine crankcase oil level (Figure 10.1) according to the  
Service Schedule and SIB10-10-L24G.  
4. Turn OIL FILTER (Figure 10.1) counterclockwise and remove.  
Properly dispose of old filter.  
5. Apply light coating of new engine oil to seal of new oil fil-  
ter. Install FILTER and tighten by hand only. DO NOT OVER  
TIGHTEN.  
• Remove oil dipstick and wipe dry with a clean, lint-free cloth.  
• Install oil dipstick, then remove again.  
• Oil should be between FULL and ADD marks.  
• If oil level is below the dipstick ADD mark, remove oil fill cap.  
Add the recommended oil to bring oil level up to the FULL  
mark. DO NOT FILL ABOVE THE “FULLMARK. See “Engine Oil  
Recommendations” for recommended oils.  
6. Remove OIL FILL CAP and add recommended oil. Crankcase  
oil capacity is listed in the "Specifications" section.  
After refilling the crankcase with oil, always  
check oil level on dipstick. NEVER OPERATE  
ENGINE WITH OIL BELOW THE DIPSTICK  
ADD” MARK.  
n
Figure 10.1 - Oil Dipstick and Oil Fill Cap  
Oil Fill  
7. Start engine and check for oil leaks.  
Oil  
Dipstick  
8. Shut OFF engine and wait 10 minutes for the oil to settle down  
into the oil pan. Recheck oil level on dipstick. DO NOT fill  
above the dipstick "FULL" mark.  
9. Dispose of used oil at a proper collection center.  
COOLING INTAKE/OUTLET  
Air intake and outlet openings in the generator compartment must  
be open and unobstructed for continued proper operation. This  
includes such obstructions as high grass, weeds, brush, leaves  
and snow.  
Without sufficient cooling and ventilating air flow, the engine/gen-  
erator quickly overheats, which causes it to shut down. (See the  
installation diagram.)  
Oil Filter  
The exhaust system parts from this product  
get extremely hot and remains hot after shut-  
down. High grass, weeds, brush, leaves, etc.  
must remain clear of the exhaust. Such mate-  
rials may ignite and burn from the heat of the  
exhaust system.  
CHANGING ENGINE OIL  
Hot oil may cause burns. Allow engine to  
INSPECT COOLING SYSTEM  
• Inspect engine cooling system. See the Service Schedule.  
• Check hoses for damage, deterioration, leaks, etc. Correct any  
discrepancies found.  
cool before draining oil. Avoid prolonged  
n
or repeated skin exposure with used oil.  
Thoroughly wash exposed areas with soap.  
• Check hose clamps for tightness.  
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Maintenance  
ENGINE COOLANT  
CHECK FAN BELT  
Checkcoolantlevelincoolantrecoverybottle.See theSpecifications  
and Service Schedule sections.  
• Inspect fan belts every year. Replace any damaged, deterio-  
rated, worn or otherwise defective belt.  
• Check fan belt tension. Thumb pressure, exerted midway  
between pulleys, should deflect about 3/8 to 5/8 of an inch.  
Adjust belt tension as required.  
• Add recommended coolant mixture as necessary.  
• Periodically remove radiator pressure cap (only when engine  
has cooled down) to make sure the coolant recovery system  
is functioning properly. Coolant should be at bottom of radia-  
tor filler neck. If coolant level is low, inspect gasket in radiator  
pressure cap. Replace cap, if necessary. To have pressure cap  
tested, contact a Service Facility. Inspect cooling system and  
coolant recovery system for leaks.  
• Check fan belt alignment (see Figure 10.2).  
Figure 10.2 – Fan Belt  
COOLANT CHANGE  
Every year, have a service facility drain, flush and refill the cooling  
system. See the Specifications and Service Schedule for cooling  
system recommendations.  
OVERLOAD PROTECTION FOR ENGINE DC ELECTRICAL  
SYSTEM  
Engine cranking, start up and running are controlled by a solid  
state Engine Controller circuit board. Battery voltage is delivered  
to that circuit board via the control panel fuse. This overcurrent  
protection device will open if the circuit is overloaded.  
If a circuit breaker opens or a fuse element  
melts, find the cause of the overload before  
resetting the circuit breaker or replacing the  
fuse.  
n
INSPECT ENGINE GOVERNOR  
Visually inspect electronic governor.  
EXERCISE SYSTEM  
Starts the Stationary Emergency Generator engine once every  
seven days and lets it run for 12 minutes.  
Do not attempt to adjust the governor. Only  
qualified service facilities should adjust  
n
the governor. Excessively high operating  
speeds are dangerous and increase the  
risk of personal injury. Low speeds impose  
a heavy load on the engine when adequate  
engine power is not available and may  
shorten engine life. Correct rated frequency  
and voltage are supplied only at the proper  
governed speed. Some connected electrical  
load devices may be damaged by incorrect  
frequency and/or voltage. Only qualified ser-  
vice technicians should adjust the governed  
speed.  
PERFORM VISUAL INSPECTION  
Complete a thorough visual inspection of the entire engine-genera-  
tor monthly. Look for obvious damage, loose, missing or corroded  
nuts, bolts and other fasteners. Look for fuel, oil or coolant leaks.  
INSPECT EXHAUST SYSTEM  
Inspect the exhaust system at least once every year. Check all  
exhaust system pipes, mufflers, clamps, etc. for condition, tight-  
ness, leaks, security, damage.  
CHANGING THE ENGINE AIR FILTER  
To replace the engine air filter, remove the air filter cover and  
replace the air filter making sure it is positioned properly before  
reattaching the cover (Figure 10.3).  
See the Service Schedule for air filter maintenance.  
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Maintenance  
nBattery electrolyte fluid is an extremely cor-  
rosive sulfuric acid solution that can cause  
Figure 10.3 – Engine Air Filter  
severe burns. Do not permit fluid to contact  
eyes, skin, clothing, painted surfaces, etc.  
Wear protective goggles, protective clothing  
and gloves when handling a battery. If fluid  
is spilled, flush the affected area immediate-  
ly with clear water.  
Air Filter  
Do not use any jumper cables or booster  
battery to crank and start the generator  
engine. If the battery has completely dis-  
charged, remove it from the generator for  
recharging.  
n
Be sure the AUTO/OFF/MANUAL switch is  
set to the OFF position, before connecting  
the battery cables. If the switch is set to  
AUTO or MANUAL, the generator can crank  
and start as soon as the battery cables are  
connected.  
n
Be sure the 120VAC power supply to the bat-  
tery is turned OFF, or sparking may occur at  
the battery posts as the cables are attached  
and cause an explosion.  
SPARK PLUGS  
Reset the spark plug gap or replace the spark plugs as neces-  
sary.  
1. Clean the area around the base of the spark plugs to keep dirt  
and debris out of the engine. Clean by scraping or washing  
using a wire brush and commercial solvent. Do not blast the  
spark plugs to clean.  
2. Remove the spark plugs and check the condition. Replace  
the spark plugs if worn or if reuse is questionable. See the  
“Service Schedule” section for recommended inspection.  
3. Check the spark plug gap using a wire feeler gauge. See the  
Specifications section for the required spark plug gap.  
BATTERY REPLACEMENT  
NOTE:  
Unit DOES NOT include battery.  
When supplying or replacing the battery, the recommended num-  
ber and type of battery is listed in the Specifications Section.  
NOTE:  
The BCI number should be located directly on the battery.  
BATTERY MAINTENANCE  
The battery should be inspected per the Service Schedule section.  
The following procedure should be followed for inspection:  
BATTERY FLUID  
Check battery electrolyte fluid based on the Service Schedule.  
Fluid should cover separators in all battery cells. If fluid level is  
low, add distilled water to cover tops of separators. DO NOT USE  
TAP WATER IN BATTERY.  
1. Inspect the battery posts and cables for tightness and corro-  
sion. Tighten and clean as necessary.  
2. Check the battery fluid level of unsealed batteries and, if  
necessary, fill with DISTILLED WATER ONLY. DO NOT USE TAP  
WATER IN BATTERIES.  
CLEANING THE STATIONARY EMERGENCY GENERATOR  
Keep the generator as clean and as dry as possible. Dirt and  
moisture that accumulates on internal generator windings have an  
adverse effect on insulation resistance.  
3. Have the state of charge and condition checked. This should  
be done with an automotive-type battery hydrometer.  
Periodically clean generator exterior surfaces. A soft brush may be  
used to loosen caked on dirt. Use a vacuum system or dry, low  
pressure air to remove any accumulations of dirt. The generator is  
housed inside an all-weather enclosure, clean the enclosure with a  
soft, damp cloth or sponge and water.  
Storage batteries give off explosive hydrogen  
gas. This gas can form an explosive mixture  
around the battery for several hours after  
charging. The slightest spark can ignite the  
gas and cause an explosion. Such an explo-  
sion can shatter the battery and cause blind-  
ness or other injury. Any area that houses a  
storage battery must be properly ventilated.  
Do not allow smoking, open flame, sparks or  
any spark producing tools or equipment near  
the battery.  
Once each year have the generator cleaned and inspected by a  
Service Dealer. That dealer will use dry, low pressure air to clean  
internal windings.  
Finally, have the insulation resistance of stator and rotor windings  
checked. If insulation resistances are excessively low, the genera-  
tor may require drying.  
. A v e 1 0 / 1 0  
M a i n t 0 2 9 R  
10-3  
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Service Schedule  
SERVICE SCHEDULE  
System / Component  
Frequency  
Procedure  
Weekly - W  
Monthly - M  
Yearly - Y  
Inspect  
Change  
Clean  
Fuel  
Fuel Lines & Connections  
Lubrication  
M
X
Oil Level  
M
Y
X*  
Oil  
X**  
X**  
Oil Filter  
Y
Cooling  
Engine Coolant Lines & Connections  
Engine Coolant Level  
Engine Coolant  
M
M
Y
X
X
X
Enclosure Louvers  
Engine  
W
X
X
Air Cleaner  
Y
Y
X
X
X***  
X***  
Spark Plugs  
Battery  
Remove Corrosion, Ensure Dryness  
Clean & Tighten Battery Terminals  
Check Charge State  
Check Electrolyte Level  
General Condition  
Vibration, Noise, Leakage, Temperature  
Generator System  
Complete Tune-up and System Inspection  
Footnotes  
M
M
M
M
X
X
X
X
X
X
X***  
X***  
M
Y
X
To be completed by an Authorized Service Dealer.  
* Inspect the oil level monthly or every 12 hours during continuous operation.  
** Change oil and oil filter after the first 30 hours of operation and then every 100 hours or annually thereafter, whichever occurs first.  
Change sooner when operating under heavy load or in a dusty or dirty environment or in high ambient temperatures.  
*** Replace as necessary.  
. B v e 0 5 / 1 0  
v S S c r h d 0 0 4 R  
11-1  
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Troubleshooting  
TROUBLESHOOTING GUIDE  
PROBLEM  
Engine won’t crank.  
CAUSE  
CORRECTION  
1. Control panel 7.5 amp fuse blown.  
2. Loose or corroded or defective  
battery cables.  
1. Replace fuse.*  
2. Tighten, clean or replace  
battery cables as necessary.*  
3. Replace contactor.*  
4. Replace starter motor.*  
5. Remove, change or replace battery.*  
3. Defective starter contactor.  
4. Defective starter motor.  
5. Dead or Defective Battery.  
Engine cranks but won't start.  
Engine starts hard, runs rough.  
1. Out of fuel.  
2. Fuel solenoid (FS) is defective  
3. Spark plugs defective.  
1. Replenish fuel/turn on fuel valve.  
2. Replace solenoid.*  
3. Clean, regap or replace plugs.  
1. Air cleaner plugged or damaged.  
2. Defective spark plugs.  
3. Fuel pressure incorrect.  
1. Clean or replace as needed.  
2. Clean, regap or replace plugs.  
3. Confirm fuel pressure to regulator is as  
recommended in SPECIFICATIONS.*  
4. Confirm fuel pressure to regualtor is as  
recommended in SPECIFICATIONS.*  
5. Reconfigure the fuel system. (See  
RECONFIGURING THE FUEL SYSTEM in  
manual.*  
4. Insufficient fuel supply.  
5. Fuel system set to wrong fuel type.  
Engine starts then shuts down.  
1. Engine oil level is low.  
2. Engine is overheated.  
3. Defective Low Oil Pressure Switch  
4. Defective Coolant Temperature Switch  
5. Defective Control Module circuit board.  
6. Coolant Level is Low.  
1. Check oil and add oil as needed.  
2. Check cooling system for leaks.  
3. Replace switch.*  
4. Replace switch.*  
5. Replace board.*  
6. Repair leak - Add coolant.  
7. Replace Switch.*  
7. Defective Low Coolant Level Switch  
AUTO/OFF/MANUAL Switch at OFF, 1. Defective AUTO/OFF/MANUAL switch  
1. Replace board.*  
2. Replace board.*  
engine continues to run.  
2. Defective Control Module circuit board  
No AC output from generator.  
1. Main line circuit breaker is tripped/open.  
2. Generator internal failure.  
1. Reset to ON/CLOSED.  
2. *  
3. Thermal circuit breaker open.  
3. Auto-reset - Wait 5 min. and attempt restart.  
*Contact the nearest Dealer for assistance.  
. B v e 0 5 / 1 0  
r b T l s h t 0 0 3 R  
12-1  
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United States Environmental Protection Agency Warranty Statement  
(Stationary Emergency Spark-Ignited Generators)  
Warranty Rights, Obligations and Coverage  
The United States Environmental Protection Agency (EPA) and Generac Power Systems, Inc. (Generac) are pleased to explain the Emission  
Control System Warranty on your new stationary emergency engine. If during the warranty period, any emission control system or compo-  
nent on your engine is found defective in materials or workmanship, Generac will repair your engine at no cost to you for diagnosis, replace-  
ment parts and labor provided it be done by a Generac Authorized Warranty Service Facility. Your emission control system may include parts  
such as the fuel metering, ignition, and exhaust systems and other related emission related components listed below. Generac will warrant  
the emissions control systems on your 2009 and later model year engines provided there has been no abuse, neglect, unapproved modifica-  
tion, or improper maintenance of your engine. For engines less than 130 HP the warranty period is two years from the date of sale to the ulti-  
mate purchaser. For engines greater than or equal to 130 HP the warranty period is three years or 2500 hours of operation, whichever  
comes first, from the date of the engine being placed into service. For high-cost warranted components, the Emission Control System war-  
ranty is valid for 5 years or 3500 hours of operation, whichever comes first.  
Purchaser's/Owner's Warranty Responsibilities  
As the engine purchaser/owner you are responsible for the following: 1) The engine must be installed and configured in accordance to Gen-  
erac's installation specifications. 2) The completion of all maintenance requirements listed in your Owner's Manual. 3) Any engine setting  
adjustment must be done in accordance and consistent with the instructions in the Owner's Manual. 4) Any emission control system or com-  
ponent must be maintained and operated appropriately in order to ensure proper operation of the engine and control system to minimize  
emissions at all times.  
Generac may deny any/or all Emission Control System Warranty coverage or responsibility of the engine, or an emission control system or  
component on your engine thereof, if it has failed due to abuse, neglect, unapproved modification or improper maintenance, or the use of  
counterfeit and/or “gray market” parts not made, supplied or approved by Generac. Warranty service can be arranged by contacting either  
your selling dealer or a Generac Authorized Warranty Service dealer, 1-800-333-1322 for the dealer nearest you. The purchaser/owner shall  
be responsible for any expenses or other charges incurred for service calls and/or transportation of the product to/from the inspection or  
repair facilities. The purchaser/owner shall be responsible for any and/or all damages or losses incurred while the engine is being trans-  
ported/shipped for inspection or warranty repairs. Contact Generac Power Systems Inc. for additional Emission Control System Warranty  
related information, Generac Power Systems, Inc., PO. Box 8, Waukesha, WI 53187, or call 1-800-333-1322 or www.generac.com.  
Important Note  
This warranty statement explains your rights and obligations under the Emission Control System Warranty, which is provided to you by Gen-  
erac pursuant to federal law. Note that this warranty shall not apply to any incidental, consequential, or indirect damages caused by defects  
in materials or workmanship or any delay in repair or replacement of the defective part(s). This warranty is in place of all other warranties,  
expressed or implied. Specifically, Generac makes no other warranties as to the merchantability or fitness for a particular purpose. Any  
implied warranties which are allowed by law, shall be limited in duration to the terms of the express warranty provided herein. Some states  
do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.  
Emission Related Parts Include the Following (if so equipped)  
1) Fuel Metering System  
3) Ignition System Including A) Spark Plug, B) Ignition Module,  
C) Ignition Coil, D) Spark Plug Wires  
1.1) Gasoline Carburetor Assembly and Internal Components  
A) Fuel Filter, B) Carburetor, C) Fuel Pump  
4) Exhaust System  
A) Catalyst Assembly*, B) Exhaust Manifold, C) Muffler,  
D) Exhaust Pipe, E) Muffler Gasket  
1.2) Carburetion Assembly and Its Components  
A) Fuel Controller, B) Carburetor and Its Gaskets,  
C) Mixer and Its Gaskets, D) Primary Gas Regulator,  
E) Liquid Vaporizer  
5) Crankcase Breather Assembly Including  
A) Breather Connection Tube, B) PCV Valve  
1.3) Fuel Regulator  
6) Oxygen Sensor  
2) Air Induction System Including A) Intake Pipe/Manifold,  
B) Air Cleaner  
7) Diagnostic Emission-Control System  
*High-Cost Warranted Component  
EmsnWrnty001  
Revision F (04/15)  
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United States Environmental Protection Agency Compliance Requirements  
(Stationary Emergency Spark-Ignited Generators)  
Purchaser's/Owner's Record Keeping Responsibilities  
The United States Environmental Protection Agency (EPA) and Generac Power Systems, Inc. (Generac) are pleased to explain your record  
keeping requirements for compliance with Subpart JJJJ- Standards of Performance for Stationary Spark Ignition Internal Combustion  
Engines as listed in the Electronic Code of Federal Regulations Title 40 Part 60. As the engine purchaser/owner who operates and maintains  
their certified emergency stationary engine and emission control system according to applicable emission related guidelines as specified in  
this Owner's Manual, you are required to meet the following notification and record keeping requirements to demonstrate compliance: 1)  
Maintain documentation that the engine is certified to meet emission standards. 2) Record keeping of maintenance conducted. 3) Record  
keeping of the provision allowing natural gas engines to operate using propane for a maximum of 100 hours per year as an alternate fuel  
solely during emergency operations provided the engine is not certified to operate on propane. 4) Meet all compliance notifications submitted  
to the purchaser/owner and maintain all supporting documentation. 5) Record keeping of hours of operation, including what classified the  
operation as emergency and how many hours are spent for non-emergency operation. For emergency engines greater than or equal to 130  
HP, record keeping of hours of operation begins January 1, 2011. For emergency engines less than 130 HP, record keeping of hours of oper-  
ation begins January 1, 2009; engines are equipped with non-resettable hour meters to facilitate record keeping.  
Specific Air Quality Management or Air Pollution Control Districts may have different and additional record keeping/reporting requirements.  
Your permit to construct and/or operate the engine may be contingent upon compliance with those requirements. Check with your local Air  
Quality Management or Air Pollution Control District for specific requirements.  
Emergency stationary internal combustion engines (ICE) may be operated for the purpose of maintenance checks and readiness testing,  
provided that the tests are recommended by Federal, State or local government, Generac, or the insurance company associated with the  
engine. Maintenance checks and readiness testing of such units is limited to 100 hours per year. There is no time limit on the use of emer-  
gency stationary ICE in emergency situations. The purchaser/owner may petition the Administrator for approval of additional hours to be  
used for maintenance checks and readiness testing, but a petition is not required if the owner maintains records indicating that Federal,  
State, or local standards require maintenance and testing of emergency ICE beyond 100 hours per year. Emergency stationary ICE may  
operate up to 50 hours per year in non emergency situations, but those 50 hours are counted towards the 100 hours per year provided for  
maintenance and testing.  
The 50 hours per year for non-emergency situations cannot be used for peak shaving or to generate income for a facility to supply power to  
an electric grid or otherwise supply power as part of a financial arrangement with another entity. For purchaser/owner of emergency engines,  
any operation other than emergency operation, maintenance and testing, and operation in non-emergency situations for 50 hours per year,  
as permitted in this section is prohibited.  
If you operate and maintain your certified emergency stationary SI internal combustion engine and emissions control systems in accordance  
to the specifications and guidelines in this Owner’s Manual, EPA will not require engine performance testing. If not, your engine will be con-  
sidered non-certified and you must demonstrate compliance according to Subpart JJJJ - Standards of Performance for Stationary Spark Igni-  
tion Internal Combustion Engines as listed in the Electronic Code of Federal Regulations Title 40 Part 60.  
Emission-Related Installation Instructions  
Your certified emergency stationary engine has pre-set emission control systems or components that require no adjustment. Inspection and  
replacement of an emissions related component is required to be done so in accordance with the requirements cited in the United States  
Environmental Protection Agency Warranty Statement or can be arranged by contacting either your selling dealer or a Generac Authorized  
Warranty Service dealer, 1-800-333-1322 for the dealer nearest you. Failing to follow these instructions when installing a certified engine in a  
piece of non-road equipment violates federal law 40 CFR 1068.105 (b), subject to fines or penalties as described in the Clean Air Act.  
EmsnWrnty001  
Revision F (04/15)  
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Notes  
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EXPLODED VIEW: EV CPL ALTERNATOR BRUSHLESS  
DRAWING #: 0F5924  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
0F3182  
0F6194  
0F3183  
0F6195  
0F6203  
068405C  
087272  
072878  
0C9708  
0F3726B  
0C2454  
023454  
0F8408  
046526  
0A2601  
072879  
092950  
04576100CJ  
052646  
043123  
051779  
022392  
052259  
051769  
0E7230  
0C2428  
022155  
077043F  
020151  
023365  
033133  
033143  
086032  
090063  
090064  
090152  
022661L  
028739A  
085662D  
068113  
068406  
023484K  
023484N  
052624  
0F3518  
0F3517  
0F3519  
0F3520  
1
1
1
1
1
1
1
1
REF  
1
10  
1
4
4
1
1
1
4
4
4
4
2
2
3
3
2
2
1
1
3
1
2
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
ROTOR 390 70AB3 CPL  
RTR 390 70KB3 CPL  
STATOR 390 70AB3 CPL  
STR 390 70KB3 CPL  
2
STR 390 70GB3 CPL  
3
4
5
6
7
EXITER FIELD 2" LG SPD CONN  
ASSY EXCITER 2.00" STK  
KEY SQ 3/8 X 3-1/4 STEEL  
INSTR HYPOT TEST (NOT SHOWN)  
ASSY FLYWHEEL CPL  
SCREW THF M6-1 X 16 N WA Z/JS  
KEY WOODRUFF #E  
SCREW HHC M10-1.50 X 16 G10.9  
WASHER LOCK M10  
SCREW HHC M16-2.0 X 45 G8.8  
SPACER .69 X 2.75 X .37 ST/ZNC  
COLLAR SLIP FIT 390 MM  
STUD M14-2.0 X 650 G5 ZINC  
WASHER FLAT M14  
WASHER LOCK M14  
NUT HEX M14-2.0 G8 YEL CHR  
PIN DOWEL 1/2 X 1-1/4  
WASHER FLAT M12  
WASHER LOCK M12  
8
9
10  
11  
12  
13  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
50 *  
51  
52  
53  
54  
SCREW HHC M12-1.75 X 80 G10.9  
SCREW PHTT #6-32 X 1/2 ZYC  
WASHER LOCK #6  
CONDUIT FLEX 1.25” ID  
CLAMP VINYL .312 X .203 Z  
WASHER SHAKEPROOF INT #8  
SCREW HHM #8-32 X 3/8  
SCREW HHM #8-32 X 7/8  
LUG RT-ANG #10/10-12  
BRIDGE SUPPORT DIODE 15"  
CAP END ROTOR 390MM  
ASSY BRIDGE RECTIFIER  
SLEEVING UL #0 .330 ID (3” LG)  
TIE WRAP UL 3.9" X .10" BLK  
TIE WRAP UL 17.7 X .35 BLK HT  
REAR BEARING CARRIER  
SCREW HHC M12-1.75 X 60 G10.9  
BUSHING SNAP SB-1750-22  
BUSHING SNAP SB-2.5-31  
BEARING BALL 6212 SEALED  
SIDE LH EXCITER SHIELD  
SIDE RH EXCITER SHIELD  
BOTTOM EXCITER SHIELD  
REAR COVER EXCITER SHLD  
* ROTOR REPLACEMENT PARTS.  
** PARTS INCLUDED WITH CURRENT TRANSFORMER.  
(CURRENT TRANSFORMER AND HARDWARE NOT USED WITH NEXUS CONTROL PANEL)  
REVISION: K-1254-L  
DATE: 2/9/15  
Page 2 of 2  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
(2)3  
(2)4  
5
0H9742  
0H6265  
0F5376S0AR  
0F5396S0AR  
0H6169D  
0H6267  
057073  
1
1
1
1
1
BACK PANEL CONBOX SUPPORT C3  
TOP PANEL CONNBOX SUPPORT C2  
MX150L SLRRMNT 22-18 8P W/O GA  
MX150L SLRRMNT 22-18 12P W/OGA  
ASSY PROG 2010 IGN MOD 10CYL  
COVER VOLTAGE SHIELD  
6
7
1
2
JUNCTION BLOCK 3/8-16  
(3)8  
9
(2)10  
(2)11  
(1)12  
13  
14  
15  
16  
0A7822  
0H6160  
0D7393T  
0D7393U  
0H67330ST0R  
0D3700  
0A2115  
022473  
REF  
1
2
2
1
6
2
12  
2
LUG SLDLSS 600/250-1/0X1/4-28  
COVER WIRE ENTRY CONNBOX  
TERM BLOCK 3P UL 12-20AWG  
TERM BLOCK 4P UL 12-20AWG  
BRACKET GIMBAL CONTROL PNL  
NUT FLANGE M6-1.0 NYLOK  
WASHER NYLON .257  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
022097  
17  
18  
(1)19  
20  
21  
0H7115  
REF  
0H81040AS0R  
045764  
2
1
1
2
12  
4
KNOB M6-1.0 CONTROL PANEL  
ASSY CTRL PROGRAMMED  
COVER DPE BREAKER NEXUS RAW  
SCREW HHTT M4-0.7 X 8 ZP  
SCREW HWHT M6-1 X 16 N WA Z/JS  
WASHER FLAT #10 ZINC  
0C2454  
023897  
22  
23  
036943  
2
SCREW PPHM #10-32 X 2  
24  
25  
0D7177V  
051713  
2
6
DIODE BRIDGE 1P 35A 1000V  
WASHER FLAT M5  
26  
049226  
6
WASHER LOCK M5  
27  
28  
29  
051716  
056326  
022237  
6
1
2
NUT HEX M5-0.8 G8 CLEAR ZINC  
TRIM VINYL BLACK 1/8GP ( “LG)  
WASHER LOCK 3/8  
30  
022241  
2
NUT HEX 3/8-16 STEEL  
31  
32  
33  
34  
35  
36  
37  
0H8006  
0D3580  
025507  
061383  
022131  
1
4
2
1
2
1
1
DECAL CAUTION ELEC SHOCK SM  
SCREW SHC M5-0.8 X 20 C12.9  
WASHER LOCK EXT 7/16 STL  
LUG SLDLSS 3/0-#4 X 13/32 CU  
WASHER FLAT 3/8-M10 ZINC  
SCREW HHC M10-1.5 X 25 C8.8  
TAPE ELEC 1/2 FOAM  
049814  
029289  
38  
046526  
1
WASHER LOCK M10  
39  
40  
41  
42  
43  
44  
045772  
056739  
042568  
0F5458  
0D6029  
052857  
1
1
2
12  
4
NUT HEX M10-1.5 G8 YEL CHR  
RELAY SOLENOID 12VDC PNL MNT  
SCREW HHC M6-1.0 X 20 C8.8  
SCREW HHSP #10 X 3/8 HI-LOW  
SCREW HHTT M6-1.0 X 16 ZYC  
NUT TOP LOCK FL M6-1.0  
4
45  
022152  
2
WASHER LOCK #10  
46  
022158  
2
NUT HEX #10-32 STEEL  
47  
48  
(1)49  
50  
51  
0H7292  
0H7293  
0H97300ST0R  
0J0489  
1
1
1
1
1
3
DECAL CUSTOMER CONTROL CONNECT  
DECAL CONBOX TB1 CONNECTIONS  
SHIELD HIGH/LOW C5  
DECAL CU STOMER POWER CONNECT  
CB 4.5A 1P AUTO 30KW CNT45K  
WASHER FLAT M3  
048476  
052777  
52  
53  
043182  
3
WASHER LOCK M3  
54  
051714  
045335  
083896  
0D5466  
039287  
067989  
0D7178T  
0J1618  
3
NUT HEX M3-0.5 G8 CLEAR ZINC  
SCREW HHC 1/4-28 X 3/4 G5  
WASHER LOCK 1/4-M6 SS  
BUSBAR NEUTRAL BLOCK 390  
SCREW HHC M8-1.25 X 45 C8.8  
NUT HEX FL WHIZ M8-1.25  
FUSE ATO TYPE 7.5AMP (BROWN)  
HARN EXCITATION NEXUS C3/C5(NOT SHOWN)  
RES WW 25R 5% 25W QK CONN  
(3)55  
(3)56  
(3)57  
(3)58  
(3)59  
60  
REF  
REF  
REF  
REF  
REF  
REF  
1
61  
62  
0F5752B  
1
REVISION: K-3487-H  
DATE: 8/4/15  
Page 3 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
63  
64  
65  
0J3060  
0A9457  
067210A  
1
1
1
GASKET WIRE ENTRY COVER  
DECAL NEUTRAL  
DECAL GROUND LUG  
UL CIRCUIT BREAKER (225AF)  
A
B
C
D
E
F
G
H
J
0H9750  
1
1
REF  
1
1
3
6
3
3
9
3
6
4
12  
4
4
4
4
1
COVER CB G 225AF C3  
0F4186  
0F4148  
0F8432  
0H7311  
058306  
022145  
0F8451  
0F8843  
022129  
045771  
049897  
053640  
0C2454  
036261  
038150  
022264  
022471  
0G3259  
COVER CB DISH 3P G 225AF  
CB 0125A 3P 480V G 225AF  
INSUL CB 225AF  
STANDOFF CB BOX CONBOX  
SCREW SHC M8-1.25 X 25 C12.9  
WASHER FLAT 5/16-M8 ZINC  
LUG SLDLSS 300 MCM-6 AL/CU  
BUS BAR 200A LUG ADAPTOR  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW SHC M8-1.25 X 20 G8  
SCREW RHM #8-32 X 3-1/4  
SCREW HWHT M6-1 X 16 N WA Z/JS  
RIVET POP .125 X .275 SS  
WASHER FLAT #8 ZINC  
K
L
M
N
P
R
S
T
WASHER LOCK #8-M4  
NUT HEX #8-32 STEEL  
DECAL TERMINAL SHOCK HZD BI  
U
V
UL CIRCUIT BREAKER (400AF)  
A
B
C
0H9751  
1
8
REF  
REF  
1
3
6
6
6
4
4
4
4
3
3
4
1
COVER CB G 400AF C3  
0C2454  
0F4153  
0F4154  
0H9270  
0A7822  
022473  
022097  
023334  
042419  
023897  
022152  
022158  
052647  
046526  
036261  
0G3259  
SCREW HWHT M6-1 X 16 N WA Z/JS  
CB 0250A 3P 480V G 400AF  
CB 0300A 3P 480V G 400AF  
COVER CB DISH G 400AF C5  
LUG SLDLSS 600/250-1/0X1/4-28  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
SCREW HHC 1/4-28 X 1/2 G5  
SCREW RHM 10-32 X 4  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
NUT HEX #10-32 STEEL  
SCREW SHC M10-1.5 X 25 C12.9  
WASHER LOCK M10  
RIVET POP .125 X .275 SS  
DECAL TERMINAL SHOCK HZD BI  
D
E
F
G
H
J
K
L
M
N
P
R
S
UL CIRCUIT BREAKER (KG-JG EATON)  
A
B
C
0H9757  
REF  
REF  
REF  
REF  
REF  
REF  
1
4
4
12  
3
COVER CB E KG C3  
COVER CB E JG C3  
CB 0250 3P 600V E JG LL  
CB 0300 3P 600V E KG LL  
INSULATOR CB E 3P KG  
0H9755  
0H5580  
0H5582  
0H5581A  
0H5576A  
0H6734  
0D2157  
0D3700  
0C2454  
049897  
022129  
022145  
INSULATOR CB E 3P JG  
D
E
F
G
H
J
STANDOFF CB MOUNT CONBOX  
SCREW SHC M6-1.0 X 50 C8.8  
NUT FLANGE M6-1.0 NYLOK  
SCREW HWHT M6-1 X 16 N WA Z/JS  
SCREW SHC M8-1.25 X 20 G8  
WASHER LOCK M8-5/16  
3
3
K
WASHER FLAT 5/16-M8 ZINC  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 4 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
ITEM  
PART#  
QTY.  
DESCRIPTION  
UL CIRCUIT BRAEAKER (FG)  
A
B
C
D
E
F
G
H
J
K
L
M
N
P
0H9758  
0F4186  
0H5491  
1
1
REF  
1
1
3
3
3
4
4
4
4
4
COVER CB E FG C3  
COVER CB DISH 3P G 225AF  
CB 0125 3P 600V E FG LL  
INSULATOR CB 3P E TYPE CC/FG  
STANDOFF CB BOX CONBOX  
SCREW HHC M5-0.8 X 20 G8.8  
WASHER LOCK M5  
WASHER FLAT #10 ZINC  
RIVET POP .125 X .275 SS  
SCREW PPHM #8-32 X 1-3/4 ZINC  
WASHER FLAT #8 ZINC  
0H4698A  
0H7311  
052619  
049226  
023897  
036261  
0H5721  
038150  
022264  
022471  
0C2454  
WASHER LOCK #8-M4  
NUT HEX #8-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
12  
UL CIRCUIT BREAKER (ED)  
A
B
C
D
E
F
G
H
J
0H9752  
0D9693  
0F0492  
0H6734  
048927  
023897  
022152  
022158  
0C2454  
0A8278  
022097  
0D5621  
1
REF  
1
1
4
4
4
4
12  
3
COVER CB S ED C3  
CB 0125A 3P 480V S ED4 LL  
INSULATOR CB S(ED-3P)  
STANDOFF CB MOUNT CONBOX  
SCREW RHM #10-32 X 4-1/2  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
NUT HEX #10-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
SCREW SHC 1/4-28 X 3/4 G8.8 NZ  
WASHER LOCK M6-1/4  
K
L
M
3
3
WASHER-STEP 1/2ODX9/32ID BRASS  
UL CIRCUIT BREAKER (VL-JG)  
A
B
C
D
E
F
G
H
J
0H9754  
1
REF  
1
4
3
3
3
4
4
COVER CB S VL C3  
0H7519  
0H6734  
042419  
040976  
022129  
022145  
023897  
022152  
022158  
0C2454  
CB 0300A 3P 600V S JG-VL LL  
STANDOFF CB MOUNT CONBOX  
SCREW RHM 10-32 X 4  
SCREW SHC M8-1.25 X 20 C12.9  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
WASHER FLAT #10 ZINC  
WASHER LOCK #10  
K
L
4
12  
NUT HEX #10-32 STEEL  
SCREW HWHT M6-1 X 16 N WA Z/JS  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO AS400 BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE  
SYSTEM FOR CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
(2) INCLUDED WITH HARNESS P/N 0H6692.  
(3) INCLUDED WITH NEUTRAL BLOCK P/N 0D5464B.  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 5 of 6  
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EXPLODED VIEW: EV CONBOX C3 NEXUS  
DRAWING #: 0H9747  
APPLICABLE TO:  
GROUP A  
THIS PAGE LEFT INTENTIONALLY BLANK  
REVISION: K-3487-H  
DATE: 8/4/15  
Page 6 of 6  
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1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
0F3408  
0F3411  
058208  
022131  
050331A  
050331  
038805T  
038804Y  
045771  
022129  
027482  
075763  
0C2454  
0F3409  
1
1
1
1
1
1
1
1
1
1
1
1
8
1
TRAY BATTERY  
STRAP BATTERY RETAINMENT  
BATT 12VDC 24F 625  
WASHER FLAT 3/8-M10 ZINC  
BATT POST COVER RED +  
BATT POST COVER BLK -  
CABLE BATT BLK #1 X 40.00  
CABLE BATT RED #1 X 35.00  
NUT HEX M8-1.25 G8 YEL CHR  
WASHER LOCK M8-5/16  
WASHER SHAKEPROOF EXT 5/16 STL  
BOOT BATTERY CABLE  
SCREW THF M6-1X16 N WA Z/JS  
SUPPORT BATTERY TRAY  
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EXPLODED VIEW: EV MTG BASE C3 5.4L 55KW  
DRAWING #: 0H5677  
GROUP C  
ITEM  
PART#  
QTY.  
DESCRIPTION  
(2)1  
2
3
0L0574BST0R  
065852  
1
1
4
MTG BASE C5 5.4/55KW 6.8/70KW  
SPRING CLIP HOLDER .37-.62  
DAMPENER VIBRATION  
052252  
4
5
052257  
052259  
4
4
SPACER .49 X .62 X 1.87 PWDR/ZINC  
WASHER FLAT M12  
6
7
8
055597  
052251A  
052860  
4
4
4
SCREW HHC M12-1.75 X 85 G8.8  
DAMPENER VIBRATION 50 WHITE  
NUT LOCKING M12-1.75  
(1)9  
10  
11  
12  
13  
16  
(1)17  
(1)18  
19  
20  
21  
22  
23  
24  
(2)25  
26  
27  
0L06890ST0R  
045764  
1
1
7
1
1
1
7 / 8  
7 / 8  
1
1
2
1
2
2
1
1
1
ENGINE SUPPORT 6.8L RH  
SCREW HHTT M4-0.7 X 8 BP  
SCREW HHC M10-1.5 X 60 C8.8  
LUG SOLDERLESS 3/0-#4 X 13/32 CU  
SCREW HHC M8-1.25 X 25 G8.8  
5.4L RH ENGINE MOUNT SPACER  
WASHER FLAT 3/8-M10 ZINC  
WASHER LOCK M10  
052243  
061383  
043107  
0L01390ST0R  
022131  
046526  
0536210410  
ASSY WIRE 14.00”  
042909  
022261  
022129  
022145  
SCREW HHC M8-1.25 X 30 G8.8  
WASHER SHAKEPROOF INT 3/8  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
NUT HEX M8-1.25 G8 YEL CHR  
ENGINE MOUNT 6.8L LH SIDE (5.4L ONLY)  
SCREW HHC M10-1.5 X 70 C8.8  
SPACER .41 X .75 X 1.68 ST/ZNC  
045771  
0L01480ST0R  
051735  
0L0123  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) QTY. REQ. FOR 5.4L / QTY. REQ. FOR 6.8L  
(2) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: K-2274-C  
DATE: 3/17/15  
Page 2 of 2  
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EXPLODED VIEW: EV ENGCOMPRT R/H 6.8 (CPL)  
DRAWING #: 0F3058  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
0D5623  
0D5418  
022131  
0F3514  
022473  
0F2776A  
029333A  
057772  
0F2929  
0F9965C  
0F9965C  
0D5417  
057823  
057765  
049340  
069860E  
042909  
022129  
0D9913  
047290  
022097  
055596  
077996  
0C7649  
047411  
0G0321  
0D3808  
0D4255  
070010  
0D2244M  
0F3844  
052647  
046526  
039253  
070008  
070006  
0D2608  
0F5114  
0F5454  
0F6104  
048031P  
048031J  
0G1462  
2
1
1
HEAT SHIELD EXHAUST  
STARTER MOTOR FORD V-10 ENGINE  
WASHER FLAT 3/8-M10 ZINC  
SPACER FLEXPLATE 5.4L/6.8L (1800 RPM UNITS ONLY)  
WASHER FLAT 1/4-M6 ZINC  
BRACKET SIGNAL CONDITIONER  
TIE WRAP UL 7.4" X .19" BLK (NOT SHOWN)  
WASHER NYLON .565  
4
1
(3) 5  
(3) 6  
(1) 7  
8
9
10  
1 / 2  
A/R  
1
1
1
1
2
REF.  
1
1
1
1
3
4
18  
1
1
1
1
1
1
1
2
2
2
1
8
6
6
1
10  
30  
10  
1
ENGINE ADAPTER 5.4L/6.8L  
FLEX PLATE 2 POLE (1800 RPM UNITS ONLY)  
FLEX PLATE 2 POLE (3600 RPM UNITS ONLY)  
SCREW HHC M10-1.0 X 25 G10.9  
CLAMP HOSE #10 .56 - 1.06 (1800 RPM UNITS ONLY)  
ADAPTER M14-1.50 X 3/8 NPT  
BARBED EL 90 1/4NPT X 3/8  
HOSE DRAIN ASSY 28"  
SCREW HHC M8-1.25 X 30 G8.8  
WASHER LOCK M8-5/16  
SCREW SHC M8-1.25 X 35 SS  
HOSE 3/8 ID SINGLE BRAID  
(2) 11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
40  
43  
44  
45  
WASHER LOCK M6-1/4  
BARBED STR 3/8 NPT X 3/8  
CAP HOSE (1800 RPM UNITS ONLY)  
CLAMP HOSE .38-.87  
SCREW HHC M6-1.0 X 16 G8.8  
HOSE COOL 5/8" ID 250#WP (14”)  
EXH MANIFOLD MACH 6.8L V-10  
GASKET EXHAUST MANIFOLD  
SCREW HHC M8-1.25 X 35 SS G8.8  
ASSY MAGPICKUP (3/8-24 MALE)  
WASHER FLAT .43 X 1.00  
SCREW SHC M10-1.5 X 25 G12.9  
WASHER LOCK M10  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT M8 SS  
WASHER LOCK M8 SSTL  
SCREW HHC 5/16-18 X 1/2 SSTL  
DECAL REFER TO OWNERS MANUAL  
PLATE MAG PICK-UP ADAPTOR  
COVER STARTER 5.4 & 6.8 FORD CPL  
CLAMP HOSE BAND .88"  
CLAMP HOSE BAND .63  
HOSE BARB REDUCER 5/8"-3/8"ID  
1
1
2
1
1
(1) NOTE: I/N 7 IS FOR HOLDING SENSORS TO I/N 6.  
(2) NOTE: I/N 11 IS PART OF ENGINE P/N 0D3454.  
(3) QTY. REQ. FOR NON-MQT / QTY REQ. FOR MQT EPA CERT. (NOT REQUIRED  
FOR NEXUS CONTROL PANELS)  
REVISION: J-4243-L  
DATE: 2/19/13  
Page 2 of 2  
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EXPLODED VIEW: EV AIR CLEANER  
DRAWING #: 0F3569  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
0D2513D  
0D2513E  
0F5419  
0F4268  
0F4270A  
0F6977  
037561  
047411  
022097  
057795B  
0F4269  
022473  
0A4256  
0G5954  
1
1
1
1
1
1
1
4
4
1
1
3
1
1
AIR CLNR BTM PLT W/CPLR 8.1L  
PLATE AIR CLEANER W/COUPLER  
ELEMENT AIR FILTER  
2
3
4
5
6
7
8
9
10  
11  
12  
13  
TOP PLATE VENTURI  
HOLD DOWN AIR CLEANER PLATED  
PLATE AIR CLEAN TOP 5.4L/6.8L  
NUT WING 1/4-20 NYLK  
SCREW HHC M6-1.0 X 16 G8.8  
WASHER LOCK M6-1/4  
BARBED EL 90 5/8 PLASTIC  
GASKET MIXER BODY  
WASHER FLAT 1/4-M6 ZINC  
INDICATOR FILTER MINDER (USE WITH ITEM #1 P/N 0D2513E)  
GROMMET .625 X 1.25 X .433  
REVISION: J-9801-E  
DATE: 9/19/14  
Page 2 of 2  
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EXPLODED VIEW: EV ENGINE COM PRT L/H SIDE 6.8L  
DRAWING #: 0J0212  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
(2)3  
(2)4  
(1)5  
6
0F3017  
039253  
022129  
022145  
0D5419  
0D7055  
0D3488G  
0D3488J  
0D3488  
0D3488K  
057795B  
059057  
0F3287  
0H9133  
0E9868A  
0G5954  
0F3216  
0F3216A  
0F3216C  
0F3216D  
035579  
0H7435  
0D6658  
0H0777  
022097  
022473  
042568  
0D8027  
0D8025  
0D8026  
0D8030  
0F2846  
0D8029  
0D8028  
045771  
0H0923  
022131  
046526  
064416  
045772  
0F3217  
0F6151  
0F4308  
0F3158  
057823  
0E0502  
0G0866  
0F4301  
0E8286  
047527  
057823  
0E0992A  
078637  
047411  
055934D  
1
3
4/5  
4/5  
REF  
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
6
2
4
1
3
1
1
1
1
1/2  
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
4
BRACKET,D.C. ALTERNATOR LOWER  
SCREW HHC M8-1.25 X 20 C8.8  
WASHER LOCK M8-5/16  
WASHER FLAT 5/16-M8 ZINC  
OIL FILTER  
DIPSTICK TUBE, FORD 6.8L  
BELT SERPENTINE (65.0" LG) (1800 RPM)  
BELT SERPENTINE (65.3" LG) (2300 RPM)  
BELT SERPENTINE (67.16" LG) (3000 RPM)  
SERPENTINE BELT (68.3" LG) (3600 RPM)  
BARBED EL 90 5/8 PLASTIC  
HOSE 3/4 ID SAE-30R2 (16.75”LG)  
BRACKET DC ALTERNATOR UPPER  
HARN ENG G6.8L G3 NEXUS (USE WITH PROBE P/N 0H1827) (NOT SHOWN)  
ALTERNATOR DC W/OUT PULLEY  
GROMMET .625 X 1.25 X .433  
PULLEY 80 OD DC ALTERNATOR (1800 RPM)  
PULLEY 102 OD DC ALTERNATOR (2300 RPM)  
PULLEY 132 OD DC ALTERNATOR (3000 RPM)  
PULLEY 160 OD DC ALTERNATOR (3600 RPM)  
BSHG RDCR HEX 1/4 TO 1/8  
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
HARN LOW OIL PRESS SWITCH ASSY  
DIPSTICK G6.8L G3  
DECAL LSI EPA CERTIFICATION  
WASHER LOCK M6-1/4  
WASHER FLAT 1/4-M6 ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
SCREW WP PULLEY M8-1.25 X 19  
BOLT HEX FL HD M8-1.25 X 28  
BOLT HEX FL HD M8-1.25 X 31  
TENSIONER ENG. AUTOMATIC BELT  
PULLEY WATER PUMP G3 (1800RPM UNITS)  
PULLEY ENGINE WATER PUMP (2-POLE & GEAR BOX)  
PULLEY GROOVED ENGINE IDLER  
NUT HEX M8-1.25 G8 CLEAR ZINC  
ENGINE G6.8L G3 V-10 (2009 +)  
WASHER FLAT 3/8-M10 ZINC  
WASHER LOCK M10  
SCREW HHC M10-1.5 X 45 C8.8 FT  
NUT HEX M10-1.5 G8 YEL CHR  
SPACER DC ALTERNATOR PULLEY  
CAP RUBBER  
BRACKET DC ALT STABILIZER  
OIL COOLER G3 (150KW 3600RPM)  
CLAMP HOSE #10 .56-1.06  
TEMPERATURE SENDER DELPHI  
HOSE OIL COOLER PREFORMED 3/4 (150KW 3600RPM)  
HOSE OIL COOLER (150KW 3600RPM)  
ELBOW 45D STREET 1/2NPT BRASS (150KW 3600RPM)  
BARBED STR 1/2NPT X 3/4 (150KW 3600RPM)  
CLAMP HOSE #10 .56-1.06 (150KW 3600RPM)  
PLUG EXPANSION 14 OD  
27  
(2)28  
29  
30  
31  
32  
33  
34  
36  
37  
38  
39  
40  
(2)41  
(2)42  
(2)43  
(2)44  
(2)45  
46  
10  
A/R  
4
47  
48  
(2)49  
ADHESIVE LOCTITE 620  
SCREW HHC M6-1.0 X 16 C8.8  
CLAMP STL/VNL 1.06 X .406 Z  
4/7  
(1) I/N 5 PART OF I/N 29.  
(2) PART OR QUANTITY REQUIRED FOR 150KW UNITS ONLY.  
REVISION: K-3804-C  
DATE: 9/3/15  
Page 2 of 2  
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EXPLODED VIEW: EV COOL PKG 6.8L C3  
DRAWING #: 0J6324  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
9
0F3144  
035685  
0F2857A  
0F4168  
0F4169  
0J6180  
0F2820  
051756  
046526  
022131  
052250  
0F4412  
039253  
022129  
022097  
0C8566  
0D3700  
089685  
0F5589  
0C2454  
055596  
0C7649  
069860E  
045764  
065852  
080712  
076749  
048031C  
069811  
072252  
085662  
0E2507  
022145  
090283  
077043J  
029032  
1
4
1
1
1
1
1
4
4
4
2
1
8
8
8
8
8
1
2
10  
1
1
1
1
1
1
1
2
REF  
1
8
1
8
1
WELDMENT RAD SUPPORT C3 (22")  
CLAMP HOSE #28 1.32-2.25  
RADIATOR 581 X 585 X 70 CPL LH  
HOSE UPPER RADIATOR C3  
HOSE LOWER RADIATOR C3  
ADAPTOR, 6.8L FAN  
FAN 22" DIA 10 BLADE  
SCREW HHC M10-1.5 X 20 G8.8  
WASHER LOCK M10  
WASHER FLAT 3/8-M10 ZINC  
TAPE FOAM 1 X 1 (23” LG)  
SPACER FAN 6.8L  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER LOCK M8-5/16  
10  
11  
12  
13  
14  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
(1)31  
32  
33  
34  
35  
36  
37  
38  
WASHER LOCK M6-1/4  
SCREW HHFC M6-1.0 X 20 G8.8  
NUT FLANGE M6-1.0 NYLOK  
GROMMET .75 X .12 X .50  
GUARD FAN C3 CPL  
SCREW THF M6-1 X 16 N WA Z/JS  
BARBED STR 3/8 NPT X 3/8  
CLAMP HOSE .38-.87  
HOSE DRAIN ASSY 28"  
SCREW HHTT M4-0.7 X 8 BP  
SPRING CLIP HOLDER .37-.62  
BRKT COOLANT RECOVERY TANK  
TANK COOLANT RECOVERY  
CLAMP HOSE BAND 1/4  
CAP HEX 1/4 NPT BRASS  
GROMMET 1.37 X .06 X 1.00  
TIE WRAP UL 14.6 X .14 BLK  
PROBE COOLANT LEVEL 3/8NPTF (USE WITH HARN P/N 0F5990 & 0F5991)  
WASHER FLAT 5/16-M8 ZINC  
CAP RADIATOR 13 PSI  
CONDUIT FLEX 2.0"ID  
HOSE 9/32 ID (41”LG)  
1
1
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1)ITEM 31 IS INCLUDED WITH ITEM 25.  
(2) FASTEN HOSE TO FAN GUARD USING 3 TIE WRAPS I/N 33. DIRECT HOSE TOWARD BASE OF UNIT  
AND AWAY FROM EXHAUST COMPONENTS.  
REVISION: K-1082-B  
DATE: 11/12/14  
Page 2 of 2  
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EXPLODED VIEW: EV EXHUAST CPL 7OKW C3  
DRAWING #: 0J6343  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
0J6177  
0J6179  
0F2808B  
0A6765  
0F4710  
0F7200  
080762  
0F2809  
0F2981A  
0F2962  
045757  
022097  
0F2830  
0F4505A  
0D3159  
022473  
0F2773D  
088775  
0F5447  
0F6166  
0C2454  
1
1
2
2
6
6
6
1
2
2
4
4
2
2
2
4
2
6
1
2
4
PIPE, EXH MANIFOLD 6.8L C3 RH (6.8L 70KW)  
PIPE EXH MANIFOLD 6.8L C3 LH (6.8L 70KW)  
PIPE EXHAUST MUFFLER OUT  
RING GASKET, 2.5DIA  
WASHER LOCK M10 SS  
SCREW HHC M10-1.5 X 50 SS FTH  
BOLT U 3/8-16 X 2.62  
PIPE EXHAUST CROSSOVER  
MFLR 7" X 9" X 25" (2) 2.5" IN/2.5" OUT  
MUFFLER STRAP  
SCREW HHC M6-1.0 X 25 C8.8  
WASHER LOCK M6-1/4  
MUFFLER BRACKET STIFFENER  
MUFF SEC 23.5" X 2.55IN/2.5OUT  
FLANGE, EXHAUST  
WASHER FLAT 1/4-M6 ZINC  
EXHAUST BLANKET 800MM LG (6.8L 70KW)  
WASHER FLAT 3/8 SS  
BRKT MUFFLER  
PIPE LH MUFFLER SIDE  
SCREW HWHT M6-1 X 16 N WA Z/JS  
REVISION:-A-  
DATE: 9/13/11  
PAGE 2 OF 2  
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EXPLODED VIEW: EV EXHAUST CPL 7OKW C3  
DRAWING #: 0J6343A  
APPLICABLE TO:  
GROUP D  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
4
5
6
7
8
0J6177  
0J6179  
0F2808B  
0A6765  
0F4710  
0F7200  
080762  
0G0007  
0F2981A  
0F2962  
045757  
022097  
0F2830  
0H2099A  
022473  
0F2773D  
088775  
0F5447  
0H0639A  
0F2773  
0F9071  
0F6166  
0L1789  
0G3163A  
0C2454  
0D3159  
049813  
049721  
1
1
2
2
6
6
8
1
1
1
2
6
1
1
10  
2
6
1
1
1
1
1
4
1
4
2
4
4
PIPE, EXH MANIFOLD 6.8L C3 RH (6.8L 70KW)  
PIPE EXH MANIFOLD 6.8L C3 LH (6.8L 70KW)  
PIPE EXHAUST MUFFLER OUT  
RING GASKET, 2.5DIA  
WASHER LOCK M10 SS  
SCREW HHC M10-1.5 X 50 SS FTH  
BOLT U 3/8-16 X 2.62  
DIFFUSER EXHAUST WELDMENT  
MFLR 7" X 9" X 25" (2) 2.5" IN/2.5" OUT  
MUFFLER STRAP  
SCREW HHC M6-1.0 X 25 C8.8  
WASHER LOCK M6-1/4  
MUFFLER BRACKET STIFFENER  
CATALYST 3-WAY  
WASHER FLAT 1/4-M6 ZINC  
EXHAUST BLANKET 800MM LG (6.8L 70KW)  
WASHER FLAT 3/8 SS  
9
10  
11  
12  
13  
14  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
BRKT MUFFLER  
PIPE, EXHAUST RH CPL EM  
EXHAUST BLANKET 1015M LONG  
SENSOR OXYGEN  
PIPE LH MUFFLER SIDE  
MUFFLER STRAP UPPER/LOWER  
BLANKET EXHAUST MUFFLER 584MM  
SCREW HWHT M6-1 X 16 N WA Z/JS  
FLANGE, EXHAUST  
NUT HEX M6-1.0 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 35 C8.8 CLR  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) EXHAUST BLANKET SHOULD NOT COVER OXYGEN SENSOR (ITEM 22).  
REVISION: K-1591-C  
DATE: 1/28/15  
PAGE 2 OF 2  
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EXPLODED VIEW: EV FUEL 6.8L NG LPV CPL EMSN  
DRAWING #: 0J1704  
APPLICABLE TO:  
GROUP E  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
049721  
075580  
0H0651  
0H0651A  
039253  
022145  
022129  
045771  
042568  
0H5476  
026812  
0F8379  
0D2698  
057823  
059057  
049811  
0J7476  
0E4390  
0E4392  
0F0960  
0F3885  
0G3167  
0F3691B  
026073A  
0D2157  
039294  
022097  
026915  
0G46350ST0R  
039450  
077879  
0F1866A  
077879  
0G4588  
0C2454  
077879  
025655  
4
1
1
1
2
2
2
2
2
1
2
1
1
4
2
2
1
1
1
1
1
2
1
1
4
2
10  
2
1
2
1
1
1
1
2
1
1
SCREW HHC M6-1.0 X 35 G8.8 BLK  
FLANGE FUEL INLET  
REG 6.8L CPL 70KW LPV EMSN  
REG 6.8L CPL 70KW NG EMSN  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT 5/16-M8 ZINC  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
HARN FUEL JUMPER SINGLE REG  
ELBOW 90D 3/4NPT  
NIPPLE PIPE 3/4NPT X 7  
GASKET ADAPTER THROT BODY  
CLAMP HOSE #10 .56-1.06  
HOSE 3/4 ID SAE-30R2 (38.5” LG)  
WASHER FLAT M6  
ADAPTOR THROTTLE BODY  
GASKET, GOVERNOR ACTUATOR  
ACTUATOR BOSCH 60, GOVERNOR  
REDUCER 3.0" TO 2.75" TURBO  
MIXER, 40/60MM ACTUATOR ASSY  
O-RING 2-3/4 X 3/32 X 2-15/16  
VENTURI, THROTTLE 36MM  
PLUG STD PIPE 1/4 STEEL SQ HD  
SCREW SHC M6-1.0 X 50 C8.8  
CLAMP HOSE #44 2.31-3.25  
WASHER LOCK M6-1/4  
NIPPLE CLOSE 3/4 X 1.375  
BRACKET, HOSE RISER  
BARBED EL 90 3/16 X 1/8  
HOSE VACUUM 5/32 (5.5”LG)  
BARBED EL W/VENT (.052")  
HOSE VACUUM 5/32 (11”LG)  
PIPE TEE W/BRACKET WELDED  
SCREW TH-FRM M6-1 X 16 N WA Z/JS  
HOSE VACUUM 5/32 (10.5” LG)  
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
(1)30  
31  
32  
33  
34  
35  
36  
37  
38  
PLUG STD PIPE 3/4 STEEL SQ HD  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: J-8381-D  
DATE: 4/22/14  
PAGE 2 OF 2  
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EXPLODED VIEW: EV FUEL SYSTEM 6.8L NG/LPV CPL  
DRAWING #: 0J1705  
APPLICABLE TO:  
GROUP E  
ITEM  
PART#  
QTY.  
DESCRIPTION  
1
2
3
049721  
075580  
0G9189A  
0G9189B  
039253  
022145  
022129  
045771  
042568  
0H5476  
026812  
0F8379  
0D2698  
057823  
059057  
049811  
0J7476  
0E4390  
0E4392  
0F0960  
0F3885  
0G3167  
0F3691B  
026073A  
0D2157  
039294  
022097  
026915  
0G46350ST0R  
025655  
4
1
1
1
2
2
2
2
2
1
2
1
1
4
2
2
1
1
1
1
1
2
1
1
4
2
10  
2
1
1
SCREW HHC M6-1.0 X 35 G8.8 BLK  
FLANGE FUEL INLET  
REG ASSY 6.8L 70KW LPV CPL  
REG ASSY 6.8L 70KW NG CPL  
SCREW HHC M8-1.25 X 20 G8.8  
WASHER FLAT 5/16-M8 ZINC  
WASHER LOCK M8-5/16  
NUT HEX M8-1.25 G8 CLEAR ZINC  
SCREW HHC M6-1.0 X 20 G8.8  
HARN FUEL JUMPER SINGLE REG  
ELBOW 90D 3/4NPT  
NIPPLE PIPE 3/4NPT X 7  
GASKET ADAPTER THROT BODY  
CLAMP HOSE #10 .56-1.06  
HOSE 3/4 ID SAE-30R2 (38.5” LG)  
WASHER FLAT M6  
ADAPTOR THROTTLE BODY  
GASKET, GOVERNOR ACTUATOR  
ACTUATOR BOSCH 60, GOVERNOR  
REDUCER 3.0" TO 2.75" TURBO  
MIXER, 40/60MM ACTUATOR ASSY  
O-RING 2-3/4 X 3/32 X 2-15/16  
VENTURI, THROTTLE 36MM  
PLUG STD PIPE 1/4 STEEL SQ HD  
SCREW SHC M6-1.0 X 50 C8.8  
CLAMP HOSE #44 2.31-3.25  
WASHER LOCK M6-1/4  
4
5
6
7
8
9
10  
11  
12  
13  
14  
15  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
(1)30  
31  
NIPPLE CLOSE 3/4 X 1.375  
BRACKET, HOSE RISER  
PLUG STD PIPE 3/4 STEEL SQ HD  
NOTES (UNLESS OTHERWISE SPECIFIED):  
(1) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO XA BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR  
CORRECT MATERIAL AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: K-3796-E  
DATE: 8/31/15  
PAGE 2 OF 2  
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EXPLODED VIEW: EV ENCLOSURE C3  
DRAWING #: 0G2898  
GROUP F  
ITEM  
PART#  
QTY.  
DESCRIPTION  
(2) 1  
(2) 2  
(2) 3  
(3) 4  
(2) 5  
(2) 6  
(2) 7  
(1)8  
(1)9  
10  
0F58660AL0R  
0F5861AAL0R  
0F58650AL0R  
0F58640AL0R  
0F58620ALOR  
0F58630AL0R  
0F58600AL0R  
0C2454  
1
4
2
2
2
1
1
60  
16  
1
REAR WRAP AL  
DOOR AL  
CENTER SUPPORT AL  
DUCT, DISCHRG AL  
FRONT CRNR AL  
DUCT, CNTR DISCHRG AL  
ROOF, AL  
SCREW THF M6-1 X 16 N WA Z/JS  
SCREW TH-FRM M6 W/CAP SHKPRF W  
GASKET EXTRUDED TRIM (547” LG)  
INSUL SPLITTER SMALL  
0E3257  
0E5968  
0J2624A  
11  
3
12  
0F2766  
3
SPLITTER  
14  
15  
16  
17  
18  
19  
0F3185  
0F3416  
0J2624B  
0F4487A  
022473  
2
2
1
1
5
1
STRINGER SPLITTER C3  
SUPPORT SPLITTER C5 130KW  
INSUL ROOF TOP REAR  
ASSEMBLY COVER ACCESS  
WASHER FLAT 1/4-M6 ZINC  
WASHER LOCK M6-1/4  
022097  
20  
21  
22  
25  
26  
27  
022127  
0F3072  
078115  
0F5048D  
0F5049B  
0J2624  
1
NUT HEX 1/4-20 STEEL  
12  
30  
4
2
3
INSULATION RETAINMENT HANGER  
WASHER SELF LOCKING DOME #4-40  
VISE-ACTION LATCH SLOTTED CIR  
PULL TAB DOOR LOCK SS  
INSULATION SPLITTER  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
40  
41  
(1) 42  
43  
44  
0J2624D  
0F4073F  
087233  
0G0257  
066760  
0J2624C  
0F3890B  
0F4073B  
078115A  
042568  
022447  
049813  
077992  
0912970090  
0F8869D  
1
1
2
1
1
4
3
1
10  
4
4
4
29  
4
1
INSULATION ROOF TOP  
INSULATION DUCT TOP  
RIVET POP .1875 X .450 SS  
REFLECTIVE HEAT SHIELD 2.4L  
STRIP SEALANT 1/8 X 1 (44.5”LG)  
INSULATION DOOR  
RETAINER INSULATION (820)  
INSULATION DUCT FRONT  
WASHER SELF LOCKING DOME #8-32  
SCREW HHC M6-1.0 X 20 G8.8  
WASHER SHAKEPROOF INT 1/4  
NUT HEX M6 X 1.0 G8 YEL CHR  
NUT HEX LOCK M6-1.0 SS NY INS  
ASSY WIRE 14AWG GRN/YEL  
KEY VISE-ACTION LATCH SLOT CIR  
(1) ENCLOSURE NOTE: ALL PANELS THAT FASTEN TO THE BASEFRAME MUST BE SECURED USING I/N 8 & 9 (THREAD FORMING FASTENERS) AND I/N 42  
(LOCK NUT). LOCK NUT IS TO BE INSTALLED AFTER THREAD FORMING FASTENER HAS PENETRATED THROUGH EXTRUSIONS IN ENCLOSURE PANELS. ALL  
PANEL TO PANEL CONNECTIONS TO INCLUDE AT LEAST ONE CONNECTION POINT USING I/N 9 (THREAD FORMING FASTENER).  
(2) SHEET METAL PARTS LISTED IN THE BOM TABLE ARE REPRESENTING GENERIC PARTS (NO COLOR)  
MANUFACTURING: FOR CORRECT MATERIAL AND COLOR REFER TO AS400 BOM.  
CUSTOMER: WHEN ORDERING REPLACEMENT PARTS ENTER BASE NUMBER (FIRST 6 DIGITS ONLY) IN THE SYSTEM FOR CORRECT MATERIAL  
AND COLOR (FOR REFERENCE SEE GUIDELINE 0H7169).  
REVISION: J-4499-K  
DATE: 4/1/13  
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REPLACEMENT SHEET METAL PARTS ORDERING GUIDE  
Parts listed in the manual Bill of Material on the EV drawings/Manuals are listed in the unfinished form with the default  
material – usually steel or plain six or seven digit number.  
0XXXXXXST0R or 0XXXXXX  
Base number Suffix1 Raw  
After entering serial number or model number of the unit to search/order replacement sheet metal parts follow steps below  
to identify/verify correct part number:  
1. Obtain Unfinished Part number from the EV drawing in the manual or Generac Website  
2. Enter base number in the system – first 6 digit. Press enter.  
3. The full part number of the finished/painted part will show. (example 0H5522AST19 or 0H0103AST16)  
Verify that the material and color matches the unit/ replaced part per reference information below:  
REFERENCE INFORMATION:  
Starting in 2009 Generac Power Systems uses following part number structuring for parts with secondary finish – painted or  
plated.  
0XXXXXXYYZZ  
Base number Suffix1 Suffix2  
Suffix 1 - represent material part is made of – aluminum, steel or stainless steel  
Suffix 2 - represents color or plating  
Suffix 1 - Material  
AL – Aluminum  
ST – Steel  
Suffix 2 – Color/plating  
0R – Raw (unfinished)  
01 – Tan  
Color Used on  
DO NOT ORDER  
(default parts on drawings)  
Genset enclosures parts until 2009  
Frames, Tanks and misc. internal parts  
Industrial products parts  
03 – Black  
SS – Stainless  
05 – White  
VR – Variable Material  
11 – Yellow Zinc Plating  
13 – Bisque  
Miscellaneous internal parts  
Genset enclosures parts since 2008  
Gen and TSW enclosures parts since 2009  
Portable Generator parts since 2009  
Portable Generator parts since 2009  
Portable Generator parts since 2009  
Colors per customer request (Special)  
Industrial products parts since 2010  
14 – Grey  
15 – Orange Textured  
16 – XP Gray  
17 – Orange Gloss  
18 – Special/Customer  
19 – Dark Grey  
Page 1 of 1  
NUMBER  
GENERAC POWER SYSTEMS OWNS THE COPYRIGHT OF THIS SPECIFICATION WHICH IS SUPPLIED IN CONFIDENCE AND MUST NOT BE  
COPIED OR TRANSMITTED TO OTHERS WITHOUT THE EXPRESS WRITTEN CONSENT OF GENERAC POWER SYSTEMS  
REV  
DATE  
REPLACEMENT SHEET METAL PARTS ORDERING GUIDE  
B
12/20/10  
0H7169  
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. A v 0 4 / 0 7 k P g B 0 0 a 1 c R e  
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