Guardian Owner's Manual And Installation Instructions
Specifications and Main Features
Frequently Asked Questions
User Manual
Owner’s Manual and
Installation Instructions
Liquid-cooled Recreational Vehicle Generator
• Model: 005432-0
QUIETPACT™ 85D
This manual should remain with the unit.
INTRODUCTION
Thank you for purchasing this model by Generac
Power Systems, Inc. This model is designed and manufactured to supply electrical power for recreational
vehicles.
READ THIS MANUAL THOROUGHLY
If any portion of this manual is not understood, contact the nearest Authorized Service Dealer for starting, operating, and servicing procedures.
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
operation that may be hazardous if performed
incorrectly or carelessly. Observe them carefully.
Their definitions are as follows:
DANGER
After this heading, read instructions that, if not
strictly complied with, will result in serious personal injury, including death, or property damage.
After this heading, read instructions that, if not
strictly complied with, may result in personal injury or property damage.
After this heading, read instructions that, if not
strictly complied with, could result in damage to
equipment and/or property.
NOTE:
After this heading, read explanatory statements
that require special emphasis.
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 for preventing accidents.
Four commonly used safety symbols accompany the
Danger, Warning, and Caution blocks. Here are the
types of information indicated by each symbol:
This symbol points out important safety infor-
mation that, if not followed, could endanger
personal safety and/or property to self and
others.
This symbol points out potential explosion
hazard.
This symbol points out potential fire hazard.
This symbol points out potential electrical shock
hazard.
The operator (i.e., the driver) is responsible for the
proper and safe use of the vehicle and its equipment,
and for the safety of all vehicle occupants. Before
using this equipment, we strongly recommend that
the operator read this manual and thoroughly understand all instructions. We also strongly recommend
instructing other occupants in the vehicle to properly
start and operate the generator. This prepares them
to operate the equipment in case of an emergency.
CONTENTS
This manual contains pertinent owner’s information,
including warranty, electrical diagrams, exploded
views, and lists of repair parts for generator model
number 005432-0. In addition, the latter portion of
this manual contains information necessary for the
proper installation of these generators.
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 an
Authorized Service Dealer. Normal maintenance
service and replacement of parts are the responsibilities 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 contribute to the need for
maintenance service.
Proper maintenance and care of the generator
minimizes problems and operating expenses. See
the Authorized Service Dealer for service aids and
accessories.
HOW TO OBTAIN SERVICE
When the generator requires servicing or repairs,
simply contact an Authorized Service Dealer for
assistance. Service technicians are factory-trained
and are capable of handling all service needs.
When contacting an Authorized Service Dealer or the
factory about parts and service, always supply the
complete model number and serial number of the
unit, as given on its data label, which is located on
the generator.
Model No. ____________ Serial No. ______________
AUTHORIZED SERVICE
DEALER LOCATION
To locate the nearest AUTHORIZED
SERVICE DEALER, please call this number:
1-800-333-1322
or locate us on the web at
www.generac.com
Table of Contents
Recreational Vehicle Generator
Part I – Owner’s Manual
Introduction ...................................... Inside Front Cover
Read This Manual Thoroughly ................................... IFC
SAVE THESE INSTRUCTIONS – The manufacturer suggests that these rules for safe
operation be copied and posted in potential hazard areas of the recreational vehicle.
Safety should be stressed to all operators and potential operators of this equipment.
• The generator engine releases DEADLY carbon
The engine exhaust from this product
contains chemicals known to the state
defects, or other reproductive harm.
This product contains or emits chemicals
known to the state of California to cause
cancer, birth defects or other reproductive harm.
Study these SAFETY RULES carefully before installing, operating, or servicing this equipment. Become
familiar with this manual and with the unit. The generator can operate safely, efficiently, 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 using a
procedure, work method, or operating technique 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.
WARNING:
of California to cause cancer, birth
WARNING:
DANGER
Despite the safe design of this generator,
operating this equipment imprudently, neglecting its maintenance, or being careless can cause
possible injury or death. Permit only responsible
and capable persons to operate and maintain
this equipment.
Parts of the generator are rotating and/or hot
during operation. Exercise care near running
generators.
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.
GENERAL HAZARDS
• For safety reasons, the manufacturer recommends
that the installation, initial startup, and maintenance of this equipment be performed by an
Authorized Service Dealer.
monoxide gas through its exhaust system. This
dangerous gas, if breathed in sufficient concentrations, can cause unconsciousness or even death.
Never operate the generator set with the vehicle
inside any garage or other enclosed area. DO NOT
OPERATE THE GENERATOR IF THE EXHAUST
SYSTEM IS LEAKING OR HAS BEEN DAMAGED.
SYMPTOMS OF CARBON MONOXIDE POISONING
ARE (a) inability to think coherently, (b) nausea,
(c) vomiting, (d) twitching muscles, (e) throbbing
temples, (f) dizziness, (g) headaches, (h) weakness, and (i) sleepiness. IF EXPERIENCING ANY
OF THESE SYMPTOMS, MOVE INTO FRESH AIR
IMMEDIATELY. IF SYMPTOMS PERSIST, GET
MEDICAL HELP. Shut down the generator and
do not operate it until it has been inspected and
repaired.
• Never sleep in the vehicle while the genset is running unless the vehicle has a working carbon
monoxide detector. The exhaust system must be
installed in accordance with the genset installation
manual. Make sure there is ample fresh air when
operating the genset in a confined area.
• The engine exhaust fumes contain carbon monoxide, which can be DEADLY. This dangerous
gas, if breathed in sufficient concentrations, can
cause unconsciousness or even death. Thus, the
exhaust system must be installed properly, in strict
compliance with applicable codes and standards.
Following installation, do nothing that might render the system unsafe or in noncompliance with
such codes and standards. The generator compartment must be completely vapor-sealed from
the vehicle interior. There must be no possibility of
exhaust fumes entering the vehicle interior. Never
operate this equipment with a leaking or defective
exhaust system.
• 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 to correct generator operation and is required to expel toxic fumes and fuel
vapors from the generator compartment. Without
sufficient cooling airflow, the engine/generator
quickly overheats, which seriously damages the
generator. Do not alter the installation or permit
even partial blockage of ventilation provisions, as
this can also seriously affect the safe operation of
the generator.
2
Safety Rules
Recreational Vehicle Generator
• 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 contact the
nearest Authorized Service Dealer immediately for
parts needing repair or replacement.
• Before performing any maintenance on the generator, disconnect its battery cables to prevent accidental startup. First, disconnect the cable from the
battery post, indicated by a NEGATIVE, NEG, or
(–). Reconnect this cable last.
• Never use the generator, or any of its parts, as a
step. Stepping on the unit can stress and break
parts, resulting in dangerous operating conditions
due to leaking exhaust gases, fuel leakage, oil leakage, etc.
• Never insert any tool or other object through openings in the generator interior, even if the unit is not
running. Serious injury or damage to the equipment could be done.
ELECTRICAL HAZARDS
• The generator covered by this manual produces
dangerous electrical voltages and can cause fatal
electrical shock. Avoid contact with bare wires,
terminals, connections, etc., while the unit is running. Before operating the generator, ensure all
appropriate covers, guards, and barriers are in
place . 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
standing in water, while barefoot, or while hands or
feet are wet. DANGEROUS ELECTRICAL SHOCK
MAY RESULT.
• During installation onto the vehicle, have the
generator properly grounded (bonded), either by
solid mounting to the vehicle frame or chassis,
or by means of an approved bonding conductor.
DO NOT disconnect the bonding conductor, if so
equipped. DO NOT reconnect the bonding conductor to any generator part that might be removed or
disassembled during routine maintenance. If the
grounding conductor must be replaced, use only a
flexible conductor that is of No. 8 American Wire
Gauge (AWG) copper wire minimum.
• In case of an accident caused by electric shock,
immediately shut down the source of electrical
power. If this is not possible, 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.
FIRE HAZARDS
• For fire safety, the generator must be installed
and maintained properly. Installation must always
comply with NFPA 70 (latest edition), “National
Electrical Code”, Article 551, and NFPA 1192 (latest edition), “Standard for Recreational Vehicles”,
along with all applicable codes, standards, laws,
and regulations. Adhere strictly to local, state, and
federal electrical and building codes. Comply with
regulations the Occupational Safety and Health
Administration (OSHA) has established. Also,
ensure that the generator is installed in accordance
with the manufacturer’s instructions and recommendations. After proper installation, do nothing
that might alter the installation and render the unit
in noncompliance with the aforementioned codes,
standards, laws, and regulations.
• Keep a fire extinguisher in the vehicle at all times.
Extinguishers rated “ABC” by the National Fire
Protection Association are appropriate for use on
the recreational vehicle generator electrical system. 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
• Do not smoke around the generator. Wipe off
any fuel or oil spills immediately. Ensure that no
combustible material is 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 of debris.
• 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. Before
placing this equipment into service, the fuel supply
lines must be properly installed, purged, and leaktested according to applicable fuel-gas codes.
3
Section 1 – General Information
Recreational Vehicle Generator
1.1 GENERATOR IDENTIFICATION
Please record the following information from the generator DATA LABEL or information label,
located below the user control panel.
1. Model Number _____________________ 2. Serial Number __________________
3. kW Rating _________________________ 4. Rated Voltage __________________
These generators have been designed and manufactured for supplying electrical power to recreational
vehicles. DO NOT modify the generator nor use it for
any application other than for what it was designed.
If there are any questions pertaining to its application, write or call the factory. Do not use the unit until
advised by a competent authority.
For fire safety, the generator must have been
properly installed in compliance with NFPA
70 (latest edition), “National Electrical Code”,
Article 551, and NFPA 1192 (latest edition),
“Standard for Recreational Vehicles”. The generator also must have been installed in strict compliance with the manufacturer’s detailed installation instructions. After installation, do nothing
that might render the unit in noncompliance
with such codes, standards, and instructions.
Use this generator to supply electrical power for
operating 120/240-volt, single-phase, 60-Hertz, AC
electrical loads. These loads can require up to 8,500
watts (8.5 kW) of power, but cannot exceed 70.8 AC
amps of current at 120 volts, or 35.4 AC amps at
240 volts.
DANGER
1.4 GENERATOR AC CONNECTION
SYSTEM
This generator is equipped with dual-stator AC power
windings. These two-stator windings supply electrical power to customer electrical loads by means of
a dual, two-wire connection system. Note, however,
that the neutral is grounded.
The generator may have been installed so that it
powers 120-volt AC electrical loads only (Figure 1.1).
It can be rewired to connect 120/240-volt AC electrical loads. This procedure should be done by an
Authorized Service Dealer or other qualified installer.
Refer to the installation portion of this manual for
more information.
Figure 1.1 – Connections for 120 Volts Only —
Dual Circuits
Do not overload the generator. Some installa-
tions may require that electrical loads be alternated to avoid overloading. Applying excessively high electrical loads may damage the generator and shorten its life. Add up the rated watts
of all electrical lighting, appliance, tool, and
motor loads the generator will power at one
time. This total should not be greater than the
wattage capacity of the generator. If an electrical device nameplate gives only volts and amps,
multiply volts times amps to obtain watts (volts
x amps = watts). Some electric motors require
more watts of power (or amps of current) for
starting than for continuous operation.
1.3 SAFETY
Before attempting to use the generator set, carefully read the “Safety Rules” section of this manual.
Comply strictly with these rules to prevent accidents
and damage to equipment and/or property. We suggest copying and posting the “Safety Rules” in potential hazard areas of the vehicle. Stress safety to all
operators and potential operators of this equipment.
1.5 SPECIFICATIONS
1.5.1 FUEL REQUIREMENTS
The generator is equipped with a diesel fuel system.
Use clean, fresh No. 1D or No. 2D diesel fuel with
minimum Cetane number of 40. The diesel fuel must
also conform to American Society of Testing and
Materials (ASTM) specifications. Never use any dirty
or contaminated fuel. When adding fuel, DO NOT
overfill the tank. Allow room at the top of the tank
for fuel expansion. Depending on the installation,
the generator may have either a separate fuel tank or
“share” the vehicle’s engine fuel tank.
5
Section 1 – General Information
Recreational Vehicle Generator
NOTE:
Some installations using a “shared” fuel tank may
have a generator fuel pickup tube that is shorter
than the vehicle’s engine pickup tube. Such an
arrangement causes the generator engine to “run
out of fuel”, while adequate fuel for the vehicle
engine remains in the tank.
Also, appropriate care should be taken in applications where extremely low ambient temperatures
are possible, to ensure the temperature of the diesel fuel is not allowed to fall below levels where
“gelling” could occur.
1.5.2 FUEL CONSUMPTION (GAL/HR)
ModelNo LoadHalf LoadFull Load
005432-00.280.490.78
1.5.3 ENGINE OIL REQUIREMENTS
Use a high-quality detergent oil with American
Petroleum Institute (API) classification “For Service
CC.” Detergent oils keep the engine cleaner and
reduce carbon deposits. Use oil having the following
SAE viscosity rating, based on the ambient temperature range anticipated before the next oil change:
TemperatureOil Grade (Recommended)
Above 100° F (38° C)SAE 15W-40* or SAE 40
40° to 100° F (4.4° to 38° C)SAE 10W-30 or SAE 30
Below 40° F (4.4° C)SAE 5W-20 or 5W-30
* - in units from the factory
Crankcase and oil filter capacity is approximately
4.35L or 4.6 U.S. quarts. Do NOT use special
additives. See "Checking the Engine Oil Level" and
"Changing the Engine Oil and/or Filter" sections for
oil level checking and changing procedures.
1.5.4 COOLANT
Use a 50:50 mixture that is half low silicate, ethylene
glycol base antifreeze and half soft water. Use only
soft water and only low silicate antifreeze. If desired,
a high-quality rust inhibitor to the recommended
coolant mixture may be added. When adding coolant,
always add the recommended 50-50 mixture.
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.
Do not use any chromate base rust inhibitor
with ethylene glycol base antifreeze; or else,
chromium hydroxide (“green slime”) will form
and cause overheating. Engines that have been
operated with a chromate base rust inhibitor
must be chemically cleaned before adding ethylene glycol base antifreeze. Using any highsilicate antifreeze boosters or additives will also
cause overheating. DO NOT use any soluble oil
inhibitor for this equipment.
1.5.5 ENGINE
Type of Engine .........................................................ISM Diesel
* All units are reconnectable to 240-volt only AC output.
2.1 GENERATOR CONTROL PANEL
The following features are mounted on the generator
control panel (Figure 2.1):
Figure 2.1 – Generator Control Panel
STOPSTART
LINE BREAKER
SYSTEM
CONTROL
2.1.1 HOURMETER
This indicates the length of time the engine/generator
has operated, in hours and tenths of hours. Use the
hourmeter to ensure that the periodic maintenance
tasks for the generator are completed on a timely
basis.
2.1.2 START/STOP SWITCH
To crank and start the engine, hold this switch in the
START position. Release the switch when the engine
starts. To stop an operating engine, press and hold
the switch in the STOP position until the engine shuts
off. The switch’s center position is the RUN position.
2.1.3 FUSE
The 15-amp fuse protects the engine’s DC control
circuit against electrical overload. If the fuse element
has melted open due to overloading, the engine cannot be cranked. If the fuse must be replaced, use only
an identical replacement (i.e., AGC-15).
If a fuse element melts, find the cause of the
overload before replacing the fuse.
2.1.4 LINE BREAKER
The line (i.e., main) breaker protects the generator’s
AC output circuit against overload and provides a
method of turning OFF the generator’s 120/240-volt
AC output to the vehicle circuits. The generator has
two 40-amp breakers.
NOTE:
Refer to section “Generator AC Connection
System,”. Individual installations will differ. If an
overload occurs, the dual breakers will open the
ungrounded (i.e., hot) stator leads (11 and 33 in
Figure 1.1). When the generator has been connected for 120/240 dual voltage (Figure 2.16), the
line breakers will operate on the ungrounded (i.e.,
hot) stator leads (11 and 44 in Figure 2.16).
ONON
15 AMP
PREHEAT
30 SEC. MAX
2.1.5 PREHEAT SWITCH
The diesel engine is equipped with glow plugs, one
for each cylinder. When the preheat switch is pressed,
the glow plugs heat the engine combustion chamber,
allowing for quicker starts when the engine is cold.
Pressing the preheat switch also operates the fuel
pump.
7
Section 2 – Operation
Recreational Vehicle Generator
2.2 OPTIONAL REMOTE START/STOP
This generator is equipped with a plug-in connector that can be interfaced with an optional remote
panel provided inside the vehicle. This option allows
for starting and stopping the generator conveniently
from within the vehicle. Refer to Part II - "Installation
Instructions", for details on the remote start/stop
option.
2.3 BEFORE STARTING THE ENGINE
NOTE:
Instructions and information in this manual
assume the generator has been properly installed,
connected, serviced, tested and adjusted by a
qualified installation technician or installation
contractor.
2.3.1 INSTALLATION
Generator installation must have been properly completed so that it complies with all applicable codes,
standards, and regulations and with the manufacturer's recommendations.
NOTE:
Be sure the installation complies with all standards and codes listed in the "Standards Booklets"
section of this manual.
2.3.2 ENGINE LUBRICATION
Before starting the engine, have the engine crankcase
properly serviced with the recommended oil. Refer to
the "Engine Oil Requirements", "Checking the Engine
Oil Level" and Changing the Engine Oil and/or Filter"
sections for oil servicing procedures and recommendations.
Any attempt to crank or start the engine before
it has been properly serviced it with the recommended oil may result in an engine failure.
2.3.3 FUEL SUPPLY
The engine must have an adequate supply of proper
fuel to operate. Before starting it, check that sufficient fuel is available.
NOTE:
Depending on the installation, the generator may
have either a separate fuel tank or “share” the
vehicle’s engine fuel tank.
Some installations using a “shared” fuel tank may
have a generator fuel pickup tube that is shorter
than the vehicle’s engine pickup tube. Such an
arrangement causes the generator engine to “run
out of fuel”, while adequate fuel for the vehicle
engine remains in the tank.
2.3.4 COOLANT LEVEL
Check the engine coolant level prior to initial use and
at recommended intervals. Refer to the “Coolant” and
“Engine Coolant” sections for procedures and recommendations.
2.3.5 COOLING AND VENTILATING AIR
Air inlet and outlet openings in the generator compartment must be open and unobstructed for continued proper operation. Without sufficient cooling
and ventilating airflow, the engine/generator may
overheat, causing engine shutdown and damage to
the generator.
2.3.6 ENGINE EXHAUST GAS
Before starting the generator engine, be sure there is
no way for exhaust gases to enter the vehicle interior
and endanger people or animals. Close windows,
doors, and other openings in the vehicle that, if open,
might permit exhaust gases to enter the vehicle.
DANGER
The generator engine releases DEADLY carbon
monoxide gas through its exhaust system. This
dangerous gas, if breathed in sufficient concentrations, can cause unconsciousness or even
death. Never operate the generator set with
the vehicle inside any garage or other enclosed
area. DO NOT OPERATE THE GENERATOR IF THE
EXHAUST SYSTEM IS LEAKING OR HAS BEEN
DAMAGED. SYMPTOMS OF CARBON MONOXIDE
POISONING ARE (a) inability to think coherently, (b) nausea, (c) vomiting, (d) twitching
muscles, (e) throbbing temples, (f) dizziness,
(g) headaches, (h) weakness, and (i) sleepiness.
IF EXPERIENCING ANY OF THESE SYMPTOMS,
MOVE INTO FRESH AIR IMMEDIATELY. IF
SYMPTOMS PERSIST, GET MEDICAL HELP. Shut
down the generator and do not operate it until
it has been inspected and repaired.
8
Section 2 – Operation
Recreational Vehicle Generator
DANGER
Never sleep in the vehicle while the genset is
running unless the vehicle has a working carbon
monoxide detector. The exhaust system must be
installed in accordance with the genset installation manual. Make sure there is ample fresh air
when operating the genset in a confined area.
2.4 STARTING THE GENERATOR
NOTE:
Read the vehicle manufacturer’s instructions.
The owner/operator should become familiar with
the vehicle in which this generator is installed.
Differences exist between vehicles. For example,
some vehicles may use a transfer switch to isolate
dockside power from the generator, while other
vehicles may use an isolating receptacle. Some
vehicles may be equipped with a DC converter,
which allows the generator to power certain DC
lighting and other DC loads.
To start the generator from either the generator control panel or from the optional remote panel, proceed
as follows:
1. Turn OFF electrical loads using the means provided in the vehicle (such as, a main-line circuit
breaker or transfer switch).
NOTE:
If starting from the generator control panel, turn
OFF loads by setting the generator’s main-line
breaker to the OFF (or open) position. If starting
from a remote panel, turn OFF loads using the
means provided in the vehicle (such as, a main
circuit breaker). Electrical load circuits will be
turned ON, after the generator has started, stabilized, and warmed up.
2. If the engine is cold, press the Preheat switch for
a maximum of 15 to 30 seconds.
3. While pressing the Preheat switch to crank the
engine, hold the engine Start/Stop switch in the
START position. When the engine starts, release
the switches.
If the engine does not start after it has been
cranking for 15 seconds, release the Start/Stop
switch, wait 15 seconds, and try again. Holding
the switch for longer than 15 seconds can damage the starter motor.
4. Let the engine run at no-load for a few minutes to
stabilize and warm up.
5. Turn ON electrical loads, using the means provided in the vehicle (such as, a main-line circuit
breaker or transfer switch).
2.5 STOPPING THE GENERATOR
1. Turn OFF all electrical loads, using the means
provided in the vehicle (such as, a main-line circuit breaker or transfer switch).
2. Let the generator run at no-load for a few minutes,
to stabilize internal engine generator temperatures.
Do not stop the engine/generator immediately
after running under load. This can overheat and
damage the engine and/or generator.
3. Press and hold the Start/Stop switch in the STOP
position, until the engine shuts off.
2.6 APPLYING LOADS TO GENERATOR
When applying electrical loads to the generator,
observe these guidelines:
• Before applying electrical loads, let the generator
stabilize and warm up for a minute or two.
• DO NOT overload the generator.
2.6.1 LETTING THE ENGINE STABILIZE
The generator supplies correctly rated voltage only
at the proper governed speed. Some electrical appliances may be extremely sensitive to voltage. Incorrect
voltages can damage such appliances.
Electrical loads applied on the engine at reduced
operating speeds, such loads imposed on the engine,
when sufficient power is not available, may shorten
engine life. Never turn ON electrical loads until after
the generator engine has started and stabilized at
no-load.
2.6.2 DO NOT OVERLOAD THE GENERATOR
Read the rated wattage/amperage capacity of the generator on the generator data label located below the
user control panel.
Applying electrical loads in excess of the unit’s rated
capacity may trip the line breaker or cause the
engine/generator to shut down.
To avoid overloading, add up the wattage of all connected electrical lighting, appliance, tool, and motor
loads. This total should not be greater than the generator’s rated wattage capacity.
• Most lighting, appliance, tool, and motor loads
indicate their required watts on their nameplate or
data plate. For light bulbs, simply note the wattage
rating of the bulb.
• If a load does not show its rated wattage, multiply
that load’s rated VOLTS times AMPS to obtain
WATTS.
9
Section 2 – Operation
Recreational Vehicle Generator
• Induction-type motors (such as, those that run the
vehicle’s furnace fan, refrigerator, air conditioner,
etc.) need about 2-1/2 time more watts of power
for starting than for running (for a few seconds
during motor starting). Be sure to allow for this
when connecting electrical loads to the generator.
First, calculate the watts needed to start electric
motors in the system. To that figure, add the running wattages of other items that will be operated
by the generator.
• For the first two or three hours of operation, do not
apply electrical loads over 75 percent of the unit’s
rating.
2.7 PROTECTION SYSTEMS
The engine has several safety switches that cause
it to automatically shut down, under the following
conditions: low oil pressure, high coolant temperature, and engine overspeed. See Figure 2.2 for the
location of these devices. If automatic shutdown does
occur, refer to “Troubleshooting Guide”.
2.7.1 LOW OIL PRESSURE SWITCH
This switch is normally closed (N.C.) but is held open
by engine oil pressure during engine running. Should
operating oil pressure drop below approximately 10
psi, the switch contacts close, and the engine shuts
down automatically.
2.7.3 OVERSPEED SHUTDOWN
A DC control circuit board senses engine speed from
the frequency of the alternator AC output. Should the
alternator output frequency exceed approximately 72
Hertz (4,320 alternator rpm), circuit board action
initiates an automatic engine shutdown.
2.7.4 OVERVOLTAGE PROTECTION
A solid-state voltage regulator (Figure 2.3) controls
the generator’s AC output voltage. This regulator supplies an excitation current to the rotor. By regulating
the rotor’s excitation current, the strength of its magnetic field is regulated and, in turn, the voltage delivered to connected electrical loads is controlled. When
the AC frequency is 60 Hertz, voltage is regulated at
120 volts (voltage-to-frequency ratio is 2-to-1).
Figure 2.3 – Solid-state Voltage Regulator
2.7.2 HIGH COOLANT TEMPERATURE
SWITCH
This normally-open (N.O.) thermostatic switch has
a sensing tip that is immersed in captive coolant.
Should the coolant temperature exceed approximately 115° C (240° F), the switch contacts close, and the
engine shuts down automatically.
Figure 2.2 – Engine Protective Devices
The voltage regulator also incorporates a “voltage surge protection circuit.” This circuit prevents
troublesome surges in the generator AC output voltage. Voltage surge is a common cause of damage to
electronic equipment.
2.8 ADDITIONAL INFORMATION
2.8.1 ATTENTION REQUIRED
AFTER SUBMERSION
If the recreational vehicle generator has been submerged in water, it MUST NOT be started and operated. Following any submersion in water, have an
Authorized Service Dealer thoroughly clean and dry
the generator.
10
Section 3 – Maintenance
Recreational Vehicle Generator
2.8.2 OPERATION IN HIGH GRASS
OR BRUSH
Never operate the generator while the vehicle is
parked over high grass, weeds, brush, leaves, or
other combustible substance. Such materials can
ignite and burn from the heat of the exhaust system.
The generator exhaust system becomes extremely
hot during operation and remains hot for a long time
after it has shut down.
2.8.3 EFFECTS OF MOISTURE AND DIRT
Keep the generator set as clean and dry as possible.
Protect the unit against excessive dust, dirt, corrosive
vapors, road splash, etc. Permitting dirt and moisture to accumulate on generator windings will have
an adverse effect on the insulation resistance of those
windings.
When moisture is allowed to remain in contact with
windings, some of the moisture will be retained in
voids and cracks in the insulation. This reduces insulation resistance and will eventually cause problems.
Dirt will make the problem worse, since it tends to
hold moisture in contact with windings. Salt (as from
sea air) will also worsen the problem, since it tends
to absorb moisture from the air. Salt and moisture,
when combined, form a good electrical conductor.
3.1 CHECKING THE ENGINE OIL
LEVEL
Check the engine crankcase oil level every eight hours
of operation, or at least once daily, before using the
generator. For oil capacities and requirements, see
“Engine Oil Requirements”. To check the engine oil
level, proceed as follows (see Figure 3.1):
1. Be sure the generator is as leveled as possible.
2. Remove the dipstick, and wipe it dry with a clean,
lint-free cloth.
3. Install the dipstick, and fully seat the T-handle;
then, remove it again. The oil level should be at
the dipstick “Full” mark.
4. If necessary, remove the oil fill plug and slowly
add oil until it reaches the dipstick “FULL” mark.
DO NOT FILL ABOVE THE “FULL” MARK.
Never operate the engine with the oil level
below the “ADD” mark on the dipstick. Doing
this could damage the engine.
5. Install the oil-fill plug and the dipstick before
operating the engine.
Figure 3.1 – Oil Maintenance Features
OIL FILL
OPENING AND PLUG
OIL DRAIN
PLUG
LATCHES
OIL DIPSTICK
FRONT SERVICE
DOOR
REMOVABLE FRONT
PANEL TRANSPARENT
FOR VIEWING PURPOSES.
OIL
FILTER
3.2 CHANGING THE ENGINE OIL
AND/OR OIL FILTER
Never operate the engine with the oil level
below the “ADD” mark on the dipstick. Doing
this could damage the engine.
Change the engine oil and oil filter after the first 25
hours of operation. See the “Service Schedule” section for subsequent oil and filter changes. Change the
oil more frequently, if operating consistently under
heavy load or at high ambient temperatures.
To change the oil and/or oil filter, proceed as follows
(see Figure 3.1):
1. Run the engine until it is thoroughly warmed up (for
at least five minutes) then shut OFF the engine.
2. Immediately after the engine shuts OFF, remove
the front service door, located beneath the unit,
by retracting the two latches and pivoting the
door downward. If space allows, remove the front
panel by removing the four retaining bolts. Be
careful not to let the panel fall.
3. Remove the air filter (see "Servicing the Engine
Air Filter").
4. Remove the oil-drain plug and drain the oil into a
suitable container. Removing the oil-fill plug will
allow the crankcase to drain faster.
5. After the oil has drained, replace the oil-drain
plug. Go to step 9 if changing oil only.
6. With the oil drained, remove the old oil filter by
turning it counterclockwise.
7. Apply a light coating of clean engine oil to the
gasket of the new filter.
11
Section 3 – Maintenance
3/8" NPT HEX
PIPE CAP
GASKET
ACCESS PLATE
Recreational Vehicle Generator
8. Screw the new filter on by hand, until its gasket
lightly contacts the oil filter adapter. Then, tighten
the filter an additional 3/4 to one turn.
9. Remove the dipstick, and wipe it dry with a clean,
lint-free cloth. This will be used later to check the
oil level.
10. Remove the oil-fill plug, and slowly add the
proper type and amount of recommended oil (see
"Engine Oil Requirements"). Periodically use the
dipstick to check the oil level and continue to fill
the crankcase until the oil reaches the dipstick
“FULL” mark. DO NOT FILL ABOVE THE “FULL”
MARK.
11. Install the oil-fill plug and the dipstick.
12. Reinstall the air filter.
13. Reattach the front service door or front panel;
make sure the latches are fully engaged and the
bolts are fully tightened.
14. Start the engine, and check for leaks.
NOTE:
Check the oil level and fill to the “FULL” mark,
after checking for leaks. The filter will retain some
oil.
3.3 SERVICING THE ENGINE
3.4 SPARK ARRESTOR MUFFLER
The exhaust muffler supplied with the generator
is a spark arrestor type. The exhaust mufflers for
recreational vehicle generators do not have a spark
arrestor screen, but are of the more efficient “toroid”
or “swirl” type. To remove carbon and combustion
deposits from the muffler, proceed as follows (see
Figure 3.3):
1. Place the unit above a noncombustible surface,
and ensure that the generator exhaust piping is
cool.
2. Remove the two screws holding the spark arrestor access plate to the rear floor pan.
3. Remove the spark arrestor access plate and gasket.
4. Remove the hex pipe cap from the end of the
spark arrestor cleanout pipe.
5. Thread on a 3/8” NPT pipe coupling and pipe
nipple to extend the cleanout pipe at least 10
inches (250 mm) below the rear floor pan; additional piping may be added to direct the muffler
exhaust away from the cooling air discharge flow
beneath the unit.
Figure 3.3 – Spark Arrestor Muffler Maintenance
AIR FILTER
To access the engine air filter (Figure 3.2), remove
the front service door, located beneath the unit, by
retracting the two latches and pivoting the door
downward. Loosen the hose clamp at the base of
the air filter and remove the filter. Place the hose
clamp on the new filter and install it, making sure it
is positioned properly before reattaching the service
door. Make sure the service door latches are fully
engaged.
Figure 3.2 – Engine Air Filter
See the “Service Schedule” for recommended air
cleaner maintenance.
12
REMOVABLE FRONT
PANEL TRANSPARENT
FOR VIEWING PURPOSES.
6. Start and run the engine for approximately 15
minutes.
7. Shut down the engine, and allow the piping to
cool.
8. Remove the 3/8” NPT coupling and piping.
9. Apply a graphite-base, anti-seize compound to
the cleanout pipe threads.
10. Reinstall the hex pipe cap, spark arrestor access
plate, gasket, and two screws.
The exhaust system of this product gets
extremely hot and remains hot after shutdown.
High grass, weeds, brush, leaves, etc., must
remain clear of the exhaust. Such materials may
ignite and burn from the heat of the exhaust
system.
Failure to provide and maintain a spark arres-
tor may be in violation of the law. If this generator is used on any forest-covered, brushcovered, or grass-covered unimproved land, the
vehicle owner or operator must maintain the
spark arrestor in good condition. In the state
of California, the preceding is required by law
(Section 4442 of the California Public Resources
Code). Other states may have similar laws.
Federal laws apply on federal lands.
Be sure to reinstall the hex pipe cap tightly to
the spark arrestor cleanout pipe. Vibration could
cause a loose cap to fall out, resulting in hot
engine exhaust being drawn through the centrifugal cooling fan and out beneath the unit.
This could result in damage to the generator or
in discharge of hot exhaust sparks beneath the
unit.
3.5 CLEANING THE GENERATOR
Keep the generator as clean and as dry as possible.
Dirt and moisture that accumulate on internal generator windings have adversely affect insulation
resistance.
Periodically, clean the generator’s 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 with sponge and water.
Once each year, have the generator cleaned and
inspected by an Authorized Service Dealer. Service
technicians will use dry, low-pressure air to clean
internal windings. Parts inside the control console
should be cleaned and inspected at this time, as
well.
Finally, have the insulation resistance of stator and
rotor windings checked. If insulation resistances are
excessively low, the generator may require drying.
Do NOT use a forceful spray of water to clean
the generator. Water will enter the generator
interior and cause problems, and may also
contaminate the generator fuel system.
Section 3 – Maintenance
Recreational Vehicle Generator
3.6 BATTERY MAINTENANCE
All lead-acid batteries will discharge when not in use.
The generator battery should be inspected per the
“Service Schedule”. The following procedure should
be used for inspection:
• Inspect the battery posts and cables for tightness
and corrosion. Tighten and clean as necessary.
• Check the battery fluid level of unsealed batteries
and, if necessary, fill with Distilled Water Only. Do
not use tap water in batteries.
• Have the state of charge and condition checked by
an Authorized Service Dealer.
NOTE:
Servicing of the battery is to be performed or
supervised by knowledgeable personnel, according to the required precautions. Keep unauthorized personnel away from batteries.
Damage will result if the battery connections are
made in reverse.
DANGER
Do not dispose of the battery in a fire. The
battery is capable of exploding. Storage batteries release 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 explosion can shatter the battery
and cause blindness 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 tool or equipment near the battery. Discharge static electricity from body before touching the battery by
first touching a grounded metal surface.
A battery presents a risk of electrical shock and
high short-circuit current. The following precautions are to be observed when working on batteries:
• Remove watches, rings, and other metal objects;
• Use tools with insulated handles;
• Wear rubber gloves and boots;
• Do not lay tools or metal parts on top of the
battery;
• Disconnect any charging source prior to connect-
ing, or disconnecting, battery terminals; and
• Do not use any jumper cables or booster battery
to crank and start the generator engine. If any battery has discharged, remove it for recharging.
13
Section 3 – Maintenance
Recreational Vehicle Generator
DANGER
Do not open or mutilate the battery. Released
electrolyte has been known to be harmful to the
skin and eyes, and to be toxic.
The electrolyte is a dilute sulfuric acid that is
harmful to the skin and eyes. It is electrically
conductive and corrosive. The following
procedures are to be observed:
• Wear full eye protection and protective clothing;
• Immediately wash with water all skin areas that
come into contact with the electrolyte.
• If the electrolyte contacts the eyes, immediately
flush eyes thoroughly with water, and seek medical attention.
• Spilled electrolyte is to be washed down with an
acid-neutralizing agent. A common practice is to
use a solution of 1 pound (500 grams) bicarbonate
of soda to 1 gallon (4 liters) of water. The bicarbonate of soda solution is to be added until the
evidence of reaction (foaming) has ceased. The
resulting liquid is to be flushed with water and the
area dried.
3.7 COOLING SYSTEM
Air intake and outlet openings in the generator compartment must be open and unobstructed for continued proper operation. Avoid obstructions, such as,
high grass, weeds, brush, leaves, and snow.
Without sufficient cooling and ventilating air flow, the
engine/generator quickly overheats, which causes it
to shut down.
3.8 ENGINE COOLANT
Check the coolant level in the coolant recovery tank
at least once daily or prior to use. Add the recommended coolant mixture (see "Coolant"), as necessary; the tank should be kept within the levels indicated on the adjacent decal. If desired, a high-quality
rust inhibitor to the recommended 50-50 coolant
mixture may be added. If added consistently, the
recommended mixture will protect the unit against
freezing temperatures.
Periodically remove the radiator pressure cap, located behind the access cover above the user control
panel, to make sure the coolant recovery system is
functioning properly. Coolant should be at the bottom of the radiator filler neck. If the coolant level is
low, inspect the gasket in the radiator pressure cap.
Replace the cap, if necessary. To have the pressure
cap tested, contact an Authorized Service Dealer.
Inspect both the cooling system and coolant recovery
system for leaks.
Do not remove the radiator pressure cap while
the engine is hot; otherwise, serious burns from
boiling liquid or steam could result.
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.
Do not use any chromate base rust inhibitor
with ethylene glycol base antifreeze; otherwise,
chromium hydroxide (“green slime”) will form
and cause overheating. Engines that have been
operated with a chromate base rust inhibitor
must be chemically cleaned before adding ethylene glycol base antifreeze. Using any highsilicate antifreeze boosters or additives will also
cause overheating. DO NOT use any soluble oil
inhibitor for this equipment.
3.9 MAJOR SERVICE MANUAL
To obtain a service manual for the generator, the
nearest Authorized Service Dealer. Make sure to identify the MODEL NUMBER and SERIES.
3.10 DRIVE BELT
The engine drives the generator rotor by means of a
pulley and drive belt arrangement. Drive belt tension
was properly adjusted before the unit was shipped
from the factory. If suspect that drive belt tension is
incorrect, contact an Authorized Service Dealer.
3.11 EXERCISING THE GENERATOR
At least once every seven days, start and operate the
generator. Let the unit run for at least 30 minutes to
“exercise” the engine. If the generator cannot be exercised every seven days, and it is to be out of service
longer than 30 days, see "Out-of-Service Procedure".
14
3.12 OUT-OF-SERVICE PROCEDURE
3.12.1 REMOVAL FROM SERVICE
Prepare the generator for storage as follows:
1. Start the engine and let it run until it is thoroughly
warmed up (at least five minutes), then shut off the
engine.
2. While the engine is still warm from running, drain
the oil completely (see "Changing the Engine Oil
and/or Filter"). Refill the crankcase with the recommended oil (see "Engine Oil Requirements").
3. Attach a tag to the engine, indicating the viscosity
and classification of the oil in the crankcase.
4. Remove the battery and store it in a cool, dry room
on a wooden board. Never store the battery on any
concrete or earthen floor.
5. Clean and wipe the entire generator.
3.12.2 RETURN TO SERVICE
To return the unit to service after storage, proceed as
follows:
1. Check the tag on the engine for oil viscosity and clas-
sification. Verify that the correct recommended oil is
used in the engine (see "Engine Oil Requirements").
If necessary, drain and refill with the proper oil.
2. Check the state of the battery. Fill all cells of
unsealed batteries to the proper level with distilled
water. DO NOT USE TAP WATER IN THE BATTERY.
Recharge the battery to 100 percent state of charge,
or, if defective, replace the battery.
3. Clean and wipe the entire generator.
4. Reconnect the battery. Observe battery polarity.
Damage may occur if the battery is connected incorrectly.
5. Turn OFF all electrical loads. Add fuel, if necessary,
and then start the engine.
6. Allow the unit to warm up thoroughly.
7. Apply electrical loads to at least 50 percent of the
unit’s rated wattage capacity.
8. When the engine is thoroughly warmed up, shut it
down.
9. The generator is now ready for service.
Section 3 – Maintenance
Recreational Vehicle Generator
15
Section 3 – Maintenance
Recreational Vehicle Generator
3.13 SERVICE SCHEDULE
ATTENTION: It is recommended that all service work
be performed by the nearest Authorized Service Dealer.
SYSTEM/COMPONENT PROCEDURE FREQUENCY
X = Action Inspect Change Clean D = Daily W = Weekly
R = Replace/Adjust as Needed M = Monthly Y = Yearly
* = To Be Completed by an H = Hours
Authorized Service Dealer.
FUEL
Fuel level X AFTER 25-H,
D / BEFORE USE
Fuel lines and connections* X AFTER 25-H,
EVERY 250 H / 6 M
Fuel Filter* X EVERY 250 H / 6 M
LUBRICATION
Oil level X EVERY 8 H / D
Oil X AFTER 25-H,
EVERY 250 H / 6 M
Oil Filter X AFTER 25-H,
EVERY 250 H / 6 M
Oil line leakage* X EVERY 100 H
COOLING
Engine cooling system* X AFTER 25-H,
EVERY 100 H / M
Coolant level X AFTER 25-H,
D / BEFORE USE
Coolant* X EVERY 500 H / Y
Enclosure louvers X X EVERY 250 H / 6 M
EXHAUST
Exhaust system X EVERY 100 H / M
Retorque Exhaust Manifold* X EVERY 750 H
Clean out Muffler/Spark Arrestor X EVERY 150 H/Y
BATTERY
Electrolyte fluid level X AFTER 25-H, W
Charge and condition X R X W, EVERY 250 H / 6 M
FAN/ALTERNATOR BELTS
Tension and condition* X R EVERY 750 H
ENGINE
Retorque cylinder head* X EVERY 750 H
Retorque intake manifold* X EVERY 750 H
Starter motor* X EVERY 750 H
Air filter X R EVERY 500 H
Compression* X EVERY 750 H
Valve clearance* X R EVERY 750 H
Governor* X R EVERY 750 H
Safety devices* X R EVERY 750 H
Injection system* X R EVERY 750 H
GENERAL
Overall condition X X AFTER 25-H, W
Exercise system W
COMPLETE TUNE-UP* X X X Y
16
PART II –
INSTALLATION
INSTRUCTIONS
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS
SHOULD ATTEMPT INSTALLATION!
DANGER
Safety Rules
Recreational Vehicle Generator
DANGER: For fire safety, installation of a generator into a recreational vehicle must comply
strictly with NFPA 70 (latest edition), “National Electrical Code”, Article 551, and NFPA 1192
(latest edition), “Standard for Recreational Vehicles”. In addition, installation must comply
with the manufacturer’s instructions and recommendations.
NOTICE TO INSTALLER
These Installation Instructions have been published
by The manufacturer to aid in the installation of the
products described in this manual. The manufacturer
assumes that installation personnel are familiar with
the procedures for installing such products, or similar products manufactured. The manufacturer also
assumes that personnel have been trained in the recommended installation procedures for these products
and that such training includes (a) use of common
hand tools, (b) use of special tools, and (c) use of any
tools and/or equipment from other suppliers.
The manufacturer cannot possibly know of, nor
advise the recreational vehicle trade of, all conceivable methods, procedures, or techniques by which
to perform an installation. Nor can the manufacturer
anticipate every possible hazard that might result
from each installation method, procedure, or technique. The manufacturer has not undertaken any
such wide evaluation. Therefore, people who use a
method, procedure, or technique that the manufacturer does not specifically recommend must first
completely satisfy themselves that their safety, the
safety of the vehicle's occupants, and the product's
safety are not endangered by the method, procedure,
or technique selected.
Information, illustrations, specifications, etc., contained in these Installation Instructions are based on
the latest information available at the time of publication. Every effort has been expended to be sure that
such data are both accurate and current. However,
the manufacturer reserves the right to change, alter,
or otherwise improve this product at any time, without prior notice.
DANGER
Despite the safe design of this generator,
operating this equipment imprudently, neglecting
its maintenance, or being careless can cause
possible injury or death. Permit only responsible
and capable persons to operate or maintain this
equipment.
Parts of the generator are rotating and/or hot
during operation. Exercise care near running
generators.
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.
18
GENERAL HAZARDS
• For safety reasons, the manufacturer recommends
that the installation, initial startup, and maintenance of this equipment is carried out by an
Authorized Service Dealer.
• The engine exhaust fumes contain carbon monoxide, which can be DEADLY. This dangerous gas, if
breathed in sufficient concentrations, can cause
unconsciousness or even death. This exhaust
system must be installed properly, in strict compliance with applicable codes and standards.
Following installation, do nothing that might render the system unsafe or in noncompliance with
such codes and standards. The generator compartment must be completely vapor-sealed from
the vehicle interior. There must be no possibility of
exhaust fumes entering the vehicle interior. Never
operate this equipment with a leaking or defective
exhaust system.
• 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 to correct generator operation and is required to expel toxic fumes and
fuel vapors from the generator compartment.
Without sufficient cooling airflow, the engine/
generator quickly overheats, which causes serious damage to the generator. Do not alter the
installation or permit even partial blockage of
ventilation provisions, as this can seriously
affect safe operation of the generator.
• When working on this equipment, remain alert
at all times. Never work on the equipment when
physically or mentally fatigued.
• Before performing any maintenance on the generator, disconnect its battery cables to prevent accidental startup. First, disconnect the cable from the
battery post, indicated by a NEGATIVE, NEG, or
(–). 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 dangerous operating conditions from leaking exhaust gases, fuel leakage,
oil leakage, etc.
• Never insert any tool or other object through openings in the generator interior, even if the unit is not
running. Serious injury or damage to the equipment could be done.
Safety Rules
Recreational Vehicle Generator
ELECTRICAL HAZARDS
• The generator covered by this manual produces
dangerous electrical voltages that can cause fatal
electrical shock. Avoid contact with bare wires, terminals, connections, etc., while the unit is running.
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
standing in water, while barefoot, or while hands or
feet are wet. DANGEROUS ELECTRICAL SHOCK
MAY RESULT.
• During installation onto the vehicle, properly
ground (bond) the generator either by solid mounting to the vehicle frame or chassis, or by means of
an approved bonding conductor. DO NOT connect
the bonding conductor to any generator part that
might be removed or disassembled during routine
maintenance. If the grounding conductor must be
replaced, use only a flexible conductor that is of
No. 8 American Wire Gauge (AWG) copper wire
minimum.
• If the vehicle electrical circuits can be powered by
any other source of electricity (such as, a “dockside” power receptacle), there must be no possibility of connecting the different power sources to the
vehicle’s circuits at the same time. The dockside
(utility) power source must be positively isolated
from the vehicle’s circuits whenever the generator
is operating. Failure to isolate the vehicle’s circuits
from the dockside power supply when the generator
is running may result in damage to the generator or
in serious injury or death to dockside (utility) power
workers due to backfeed of electrical energy.
• In case of an accident caused by electric shock,
immediately shut down the source of electrical
power. If this is not possible, attempt to free the
victim from the live conductor. AVOID DIRECT
CONTACT WITH THE VICTIM. Use a nonconducting implement, such as, a 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.
FIRE HAZARDS
• For fire safety, the generator must be installed
and maintained properly. Installation always
must comply with applicable codes, standards,
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
in accordance with the manufacturer’s instructions and recommendations. Following proper
installation, do nothing that might alter a safe
installation and render the unit in noncompliance with the aforementioned codes, standards,
laws, and regulations.
• Keep a fire extinguisher in the vehicle at all times.
Extinguishers rated “ABC” by the National Fire
Protection Association are appropriate for use on
the recreational vehicle generator electrical system.
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
• 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.
• 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.
• Fuel supply lines must be properly installed, purged
and leak-tested according to applicable fuel-gas
codes, before placing this equipment into service.
There must be no possibility of fuel vapors entering the vehicle interior.
• It is required that an approved, flexible, nonconductive fuel line between the generator fuel connection point and the rigid fuel lines be installed.
19
Section 1 – General Information
Recreational Vehicle Generator
1.1 PURPOSE AND SCOPE
OF THE MANUAL
These Installation Instructions have been prepared
especially for the purpose of familiarizing installers
and owners of the applicable equipment with the
product's installation requirements. Give serious
consideration to all information and instructions in
the manual, both for safety and for continued reliable
operation of the equipment.
Because of the different recreational vehicle models and the variations between the models, it would
be extremely difficult, if not impractical, to provide
detailed instructions for every possible installation.
For that reason, instructions and illustrations in this
manual are general in nature. Illustrations are not
intended to serve as detailed installation blueprints.
The installation should comply strictly with all applicable codes, standards, and regulations pertaining
to the installation and use of this product. If any
portion of this manual appears to be in conflict with
such codes, standards, or regulations, the applicable
codes, standards, or regulations must take precedence over the manual.
1.2 SAFETY
Before handling, installing, operating, or servicing
this equipment, carefully read the “Notice to Installer”
and “Safety Rules” on pages 18 and 19. Comply with
all safety rules to prevent death, personal injury, or
damage to equipment and/or property. Stress safety
to all installers, operators, and service technicians
who work on this equipment.
5. CSA Electrical Bulletin 946, available from the
Canadian Standards Association, Housing and
Constructions Materials Section, 178 Rexdale
Boulevard, Rexdale, Ontario, Canada, M9W 1R3.
1.4 EQUIPMENT DESCRIPTION
Instructions and information in this section pertain
to liquid-cooled generators, designed specifically for
installing in recreational vehicles. This unit operates
120/240-volt, single-phase, 60-Hertz, AC electrical
loads that require up to 70.8 amps at 120 volts or 35.4
amps at 240 volts.
1.5 GENERATOR ENGINE
OPERATING SPEED
The generator’s two-pole revolving field (rotor) is
driven by a three-cylinder, 1.1-liter diesel engine.
The generator supplies 120/240 volts AC at 60 Hertz,
when the rotor is operating at 3,600 rpm. Engine
speed is held nearly constant by a mechanical, fixed
speed governor at 1,950 rpm.
1.6 GENERATOR AC
CONNECTION SYSTEM
The generator is equipped with dual stator power
windings, as shown in Figure 1.1.
Figure 1.1 – Connections for 120 Volts Only —
Dual Circuits
1.3 STANDARDS BOOKLETS
Installation, use, and servicing of this equipment
should comply strictly with published standards, as
well as the manufacturer's recommendations. The
following standards booklets (latest revision) are
available from the sources indicated:
1. NFPA 1192, “Standard for Recreational Vehicles”
(replaces ANSI A119.2/NFPA 501C), available
from the National Fire Protection Association,
Batterymarch Park, Quincy, MA 02269.
2. NFPA 70, “NFPA Handbook of the National
Electric Code,” available same as Item 1.
3. ANSI/RVIA EGS-1, “Engine Generator Sets for
Recreational Vehicle Safety Requirements”, available from the Recreational Vehicle Industry
Association, 1896 Preston White Drive, Reston,
VA 22090.
4. California Administrative Code, Title 25, available
from the State of California, Documents Section,
P.O. Box 1015, North Highlands, CA 95660.
20
• The AC connection system uses a GROUNDED
neutral. A separate green ground wire is connected
to the recreational vehicle’s junction box.
• For this unit, each stator winding can support 120volt, 60-Hertz, AC electrical output (3,600 rpm).
When the two stator windings are connected in
series, the unit can generate an output of 240 volts
AC.
NOTE:
Do NOT connect loads in excess of circuit breaker
ratings.
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