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OPERATION AND PARTS MANUAL
THIS MANUAL MUST ACCOMPANY THE EQUIPMENT AT ALL TIMES.
To find the latest revision of this
publication, visit our website at:
www.multiquip.com
MODEL GA-9.7HE
PORTABLE GENERATOR
(HONDA GX610 Series GASOLINE ENGINES)
Revision #2 (03/19/18)
PAGE 2 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
PROPOSITION 65 WARNING
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 3
TABLE OF CONTENTS
GA9.7HE Portable 60 Hz
Generator
Proposition 65 Warning ........................................... 2
Table Of Contents .................................................... 3
Parts Ordering Procedures ...................................... 4
Safety Information ................................................ 5-9
Specifications (Generator) ..................................... 10
Specifications (Engine) .......................................... 11
Dimensions ............................................................ 12
Installation ........................................................ 14-15
General Information ............................................... 16
Components (Generator) .................................. 17-18
Inspection/Setup ............................................... 19-22
Operation .......................................................... 23-25
Shutdown/Preparation For Long Term Storage ..... 26
Maintenance ..................................................... 27-31
Genset Wiring Digram (S/N 5646715 and Below) . 32
Genset Wiring Digram (S/N 5646716 and Above) . 33
Troubleshooting (Engine) .................................. 34-35
Troubleshooting (Generator) .................................. 36
Explanation Of Code In Remarks Column............. 38
Suggested Spare Parts ......................................... 39
Component Drawings
Nameplate And Decals Assembly. .................... 40-41
Generator Assembly ......................................... 42-43
Control Box Assembly ...................................... 44-45
GFCI Sensing Module Assy. (S/N 5646716~) .. 46-47
Pipe Frame Assembly ....................................... 48-49
Pipe Frame Assy. (W/Charcoal Canister) ......... 50-51
Battery Assy. ..................................................... 52-53
Honda GX610K1VD/GX610U1VD
Engine Drawings
Air Cleaner Assembly. ....................................... 54-55
Camshaft Assembly .......................................... 56-57
Carburetor Assembly ........................................ 58-59
Control Assembly. ............................................. 60-61
Crankcase Cover Assembly ..................................62-63
Crankshaft Assembly ........................................ 64-65
Cylinder Barrel Assembly. ...................................... 66-67
Cylinder Head Assembly. .................................. 68-69
Fan Cover Assembly. ........................................ 70-71
Flywheel Assembly ........................................... 72-73
Ignition Coil Assembly. ...................................... 74-75
Piston Assembly. ............................................... 76-77
Recoil Starter Assembly. ................................... 78-79
Muffler Assembly. .............................................. 80-81
Auto Throttle Assembly ..................................... 82-83
Starter Motor Assembly .................................... 84-85
Fuel Pump Assembly ........................................ 86-87
Rectifer Assembly ............................................. 88-89
Engine Decals Assembly .................................. 90-91
Engine — Tool Kit .............................................. 92-93
Terms And Conditions Of Sale — Parts ................ 94
NOTICE
Specifications and part numbers are subject to change
without notice.
PAGE 4 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
PARTS ORDERING PROCEDURES
www.multiquip.com
Ordering parts has never been easier!
Choose from three easy options:
WE ACCEPT ALL MAJOR CREDIT CARDS!
When ordering parts, please supply:
❒ Dealer Account Number
❒ Dealer Name and Address
❒ Shipping Address (if different than billing address)
❒ Return Fax Number
❒ Applicable Model Number
❒ Quantity, Part Number and Description of Each Part
❒ Specify Preferred Method of Shipment:
✓ UPS/Fed Ex ✓ DHL
■ Priority One ✓ Tr uc k
■ Ground
■ Next Day
■ Second/Third Day
If you have an MQ Account, to obtain a Username
and Password, E-mail us at:
parts@multiquip.
com.
To obtain an MQ Account, contact your
District Sales Manager for more information.
Order via Internet (Dealers Only):
Order parts on-line using Multiquip’s SmartEquip website!
■ View Parts Diagrams
■ Order Parts
■ Print Specification Information
Note: Discounts Are Subject To Change
Goto www.multiquip.com and click on
Order Parts
to log in and save!
Use the internet and qualify for a 5% Discount
on Standard orders for all orders which include
complete part numbers.*
Order via Fax (Dealers Only):
All customers are welcome to order parts via Fax.
Domestic (US) Customers dial:
1-800-6-PARTS-7 (800-672-7877)
Fax your order in and qualify for a 2% Discount
on Standard orders for all orders which include
complete part numbers.*
Order via Phone:
Domestic (US) Dealers Call:
1-800-427-1244
Best Deal!
International Customers should contact
their local Multiquip Representatives for
Parts Ordering information.
Non-Dealer Customers:
Contact your local Multiquip Dealer for
parts or call 800-427-1244 for help in
locating a dealer near you.
Note: Discounts Are Subject To Change
Effective:
January 1
st
, 2006
NOTICE
All orders are treated as Standard Orders and will
ship the same day if received prior to 3PM PST.
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 5
SAFETY INFORMATION
Do not operate or service the equipment before reading the
entire manual. Safety precautions should be followed at all
times when operating this equipment. Failure to read and
understand the safety messages and operating instructions
could result in injury to yourself and others.
SAFETY MESSAGES
The four safety messages shown below will inform you
about potential hazards that could injure you or others. The
safety messages specifi cally address the level of exposure
to the operator and are preceded by one of four words:
DANGER, WARNING, CAUTION
or NOTICE.
SAFETY SYMBOLS
DANGER
Indicates a hazardous situation which, if not avoided,
WILL result in DEATH or SERIOUS INJURY.
WARNING
Indicates a hazardous situation which, if not avoided,
COULD result in DEATH or SERIOUS INJURY.
CAUTION
Indicates a hazardous situation which, if not avoided,
COULD result in MINOR or MODERATE INJURY.
NOTICE
Addresses practices not related to personal injury.
Potential hazards associated with the operation of this
equipment will be referenced with hazard symbols which
may appear throughout this manual in conjunction with
safety messages.
PAGE 6 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
SAFETY INFORMATION
GENERAL SAFETY
CAUTION
NEVER operate this equipment without proper protective
clothing, shatterproof glasses, respiratory protection,
hearing protection, steel-toed boots and other protective
devices required by the job or city and state regulations.
NEVER operate this equipment when not
feeling well due to fatigue, illness or when
under medication.
NEVER operate this equipment under the infl uence of
drugs or alcohol.
ALWAYS check the equipment for loosened threads or
bolts before starting.
DO NOT use the equipment for any purpose other than
its intended purposes or applications.
NOTICE
This equipment should only be operated by trained and
qualifi ed personnel 18 years of age and older.
Whenever necessary, replace nameplate, operation and
safety decals when they become diffi cult read.
Manufacturer does not assume responsibility for any
accident due to equipment modifi cations. Unauthorized
equipment modifi cation will void all warranties.
NEVER use accessories or attachments that are not
recommended by Multiquip for this equipment. Damage
to the equipment and/or injury to user may result.
ALWAYS know the location of the nearest
fi re extinguisher.
ALWAYS know the location of the nearest
fi rst aid kit.
ALWAYS know the location of the nearest phone or keep
a phone on the job site.
Also, know the phone numbers
of the nearest ambulance, doctor and
fi re department.
This information will be invaluable in the case of an
emergency.
GENERATOR SAFETY
DANGER
NEVER operate the equipment in an explosive
atmosphere or near combustible materials. An
explosion or fi re could result causing severe
bodily harm or even death.
WARNING
NEVER disconnect any
emergency or safety devices.
These devices are intended for operator safety.
Disconnection of these devices can cause severe injury,
bodily harm or even death. Disconnection of any of these
devices will void all warranties.
CAUTION
NEVER
lubricate components or attempt service on a
running machine.
NOTICE
ALWAYS ensure generator is on level ground before use.
ALWAYS keep the machine in proper running condition.
Fix damage to machine and replace any broken parts
immediately.
ALWAYS
store equipment properly when it is not being
used. Equipment should be stored in a clean, dry location
out of the reach of children and unauthorized personnel
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 7
SAFETY INFORMATION
ENGINE SAFETY
DANGER
The engine fuel exhaust gases contain poisonous carbon
monoxide. This gas is colorless and odorless, and can
cause death if inhaled.
The engine of this equipment
requires an adequate free
fl ow of cooling air. NEVER
operate this equipment in
any enclosed or narrow area
where free fl ow of the air is
restricted. If the air fl ow is
restricted it will cause injury to people and property and
serious damage to the equipment or engine.
WARNING
NEVER operate the engine with heat shields or
guards removed.
DO NOT remove the engine oil drain plug while
the engine is hot. Hot oil will gush out of the engine
crankcase and severely scald any persons in the general
area of the generator.
CAUTION
NEVER touch the hot exhaust manifold,
muffl er or cylinder. Allow these parts to cool
before servicing equipment.
NOTICE
NEVER run engine without an air fi lter or with a dirty air
fi lter. Severe engine damage may occur. Service air fi lter
frequently to prevent engine malfunction.
NEVER tamper with the factory settings
of the engine or engine governor. Damage
to the engine or equipment can result
if operating in speed ranges above the
maximum allowable.
State Health Safety Codes and Public Resources
Codes specify that in certain locations, spark arresters
must be used on internal combustion engines that use
hydrocarbon fuels. A spark arrester is a device designed
to prevent accidental discharge of sparks or fl ames
from the engine exhaust. Spark arresters are qualifi ed
and rated by the United States Forest Service for this
purpose. In order to comply with local laws regarding
spark arresters, consult the engine distributor or the
local Health and Safety Administrator.
FUEL SAFETY
DANGER
DO NOT
add fuel to equipment if it is placed inside truck
bed with plastic liner. Possibility exists of explosion or
fi re due to static electricity.
DO NOT
start the engine near spilled fuel or combustible
fl uids. Diesel fuel is extremely fl ammable and its vapors
can cause an explosion if ignited.
ALWAYS
refuel in a well-ventilated area, away from
sparks and open fl ames.
ALWAYS
use extreme caution when working with
fl ammable liquids.
DO NOT
fi ll the fuel tank while the engine is running
or hot.
DO NOT
overfi ll tank, since spilled fuel could ignite if it
comes into contact with hot engine parts or sparks from
the ignition system.
Store fuel in appropriate containers, in well-ventilated
areas and away from sparks and fl ames.
PAGE 8 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
SAFETY INFORMATION
NEVER use fuel as a cleaning agent.
DO NOT smoke around or near the
equipment. Fire or explosion could result
from fuel vapors or if fuel is spilled on a
hot engine.
ELECTRICAL SAFETY
DANGER
Turn generator and all circuit breakers OFF before
performing maintenance on the generator or making
contact with output receptacles.
NEVER insert any objects into the
output receptacles during operation.
This is extremely dangerous. The
possibility exists of electrical shock,
electrocution or death.
Backfeed to a utility system can cause
electrocution and/or property damage.
NEVER connect the generator to a
building’s electrical system without
a transfer switch or other approved
device. All installations should be
performed by a licensed electrician in accordance with
all applicable laws and electrical codes. Failure to do so
could result in electrical shock or burn, causing serious
injury or even death.
Power Cord/Cable Safety
DANGER
NEVER let power cords or cables lay in water.
NEVER stand in water while AC power from the
generator is being transferred to a load.
NEVER use damaged or worn cables or cords when
connecting equipment to generator. Inspect for cuts in
the insulation.
NEVER grab or touch a live power
cord or cable with wet hands. The
possibility exists of electrical shock,
electrocution or death.
Make sure power cables are securely connected to the
generator’s output receptacles. Incorrect connections
may cause electrical shock and damage to the
generator.
NOTICE
ALWAYS
make certain that proper power or extension
cord has been selected for the job. See Cable Selection
Chart in this manual.
Grounding Safety
DANGER
ALWAYS
make sure that electrical circuits are properly
grounded to a suitable earth ground (ground rod) per
the National Electrical Code (NEC) and local codes
before operating generator.
Severe injury or death by
electrocution
can result from operating an ungrounded
generator.
NEVER use gas piping as an electrical ground.
BATTERY SAFETY (ELECTRIC START ONLY)
DANGER
DO NOT
drop the battery. There is a possibility that the
battery will explode.
DO NOT expose the battery to open fl ames,
sparks, cigarettes, etc. The battery contains
combustible gases and liquids. If these
gases and liquids come into contact with a
fl ame or spark, an explosion could occur.
DO NOT
charge battery if frozen. Battery can explode.
When frozen, warm the battery to at least 61°F (16°C).
WARNING
ALWAYS wear safety glasses when
handling the battery to avoid eye irritation.
The battery contains acids that can cause
injury to the eyes and skin.
Use well-insulated gloves when picking up the battery.
ALWAYS
keep the battery charged. If the battery is not
charged, combustible gas will build up.
ALWAYS
recharge the battery in a well-ventilated
environment to avoid the risk of a dangerous concentration
of combustible gasses.
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 9
SAFETY INFORMATION
If the battery liquid (dilute sulfuric acid) comes into
contact with clothing or skin, rinse skin or clothing
immediately with plenty of water.
If the battery liquid (dilute sulfuric acid) comes into
contact with eyes, rinse eyes immediately with plenty
of water and contact the nearest doctor or hospital to
seek medical attention.
CAUTION
ALWAYS disconnect the NEGATIVE battery terminal
before performing service on the generator.
ALWAYS keep battery cables in good working condition.
Repair or replace all worn cables.
TRANSPORTING SAFETY
CAUTION
NEVER allow any person or animal to stand underneath
the equipment while lifting.
NOTICE
Before lifting, make sure that the equipment parts (lifting
bail if equipped) are not damaged and screws are not
loose or missing.
Always make sure crane or lifi tng device has been
properly secured to the lifting bail (hook) of the
equipment.
ALWAYS shutdown engine before transporting.
NEVER lift the equipment while the engine is running.
Tighten fuel tank cap securely and close fuel cock to
prevent fuel from spilling.
Use adequate lifting cable (wire or rope) of suffi cient
strength.
Use one point suspension hook and lift straight
upwards.
DO NOT lift machine to unnecessary heights.
ALWAYS tie down equipment during transport by
securing the equipment with rope.
ENVIRONMENTAL SAFETY/DECOMMISSIONING
NOTICE
Decommissioning is a controlled process used to safely
retire a piece of equipment that is no longer serviceable.
If the equipment poses an unacceptable and unrepairable
safety risk due to wear or damage or is no longer cost
effective to maintain (beyond life-cycle reliability) and is to
be decommissioned (demolition and dismantlement),be
sure to follow rules below.
DO NOT
pour waste or oil directly onto the ground, down
a drain or into any water source.
Contact your country's Department of
Public Works or recycling agency in your
area and arrange for proper disposal of
any electrical components, waste or oil
associated with this equipment.
When the life cycle of this equipment is over, remove
battery and bring to appropriate facility for lead
reclamation. Use safety precautions when handling
batteries that contain sulfuric acid.
When the life cycle of this equipment is over, it is
recommended that the trowel frame and all other metal
parts be sent to a recycling center.
Metal recycling involves the collection of metal from
discarded products and its transformation into raw
materials to use in manufacturing a new product.
Recyclers and manufacturers alike promote the process
of recycling metal. Using a metal recycling center
promotes energy cost savings.
PAGE 10 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
SPECIFICATIONS (GENERATOR)
Table 1. Specifications (Generator)
AC Generator
60 Hz AC Power Source
Model GA9.7HE
Type Brushless Revolving Field Type
Excitation Solid State, Statically Excited System
Speed 3,600 RPM
Cooling System Self-Ventilation
Max Power Output 9.7 kW
Continuous Power Output 8.4 kW
Rated Voltage 120/240V
Current Max/Continuous (120V) 80.8/70 amps
Current Max/Continuous (240V) 40.4/35 amps
Phase Single Phase (3 wire)
Frequency 60 Hz
Power Factor 1
Battery
12V CCA 230
Dimensions
(L x W x H)
31.49 x 21.25 X 27.55 in.
(800 X 540 X 700 mm)
Dry Net Weight
342 lbs. (155 kg.)
Weight with Fuel
408 lbs. (185 kg.)
NOTICE
In keeping with Multiquip's policy of constantly
improving its products, the specifications quoted herein
are subject to change without prior notice.
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 11
Table 2. Specifications (Engine)
Engine
Model
HONDA GX610K1VD
HONDA GX610U1VD
Type
Air-cooled 4 stroke, Single Cylinder, OHV,
Horizontal Shaft Gasoline Engine
Bore X Stroke
3.03 in. X 2.59 in.
(77 mm x 66 mm.)
Displacement 37.46 cu-in (614 cm
3
)
Max Output 18.0 H.P./3600 R.P.M.
Fuel Unleaded Automobile Gasoline
Fuel Capacity 10 gallons (38 liters)
Lube Oil Capacity 1.90 quarts (1.8 liters)
Oil Alert System Ye s
Speed Control Method Centrifugal Fly-weight Type
Starting Method Electric Start/Recoil
Battery 12 Volt @ 35 Ah
Dimensions
(L x W x H)
15.27 x 17.99 X 17.79 in.
(388 X 457 X 452 mm)
Dry Net Weight
114.6 lbs. (42 kg.)
SPECIFICATIONS (ENGINE)
Effects of Altitude and Heat
The maximum output of the engines listed above are applicable to supplying electrical power for continuous service at
ambient conditions in accordance with SAE Test cord J607. The above ambient conditions are at standard sea level, with
a barometric reading of 29.92 inches and a temperature of 60° F (15.5° C).
Generally, the engine's output power will decrease 3-1/2% for each 1000 feet (305 meters) of altitude above sea level, and
1% for each 10° F (-12.2° C) above the standard temperature of 60° F (15.5° C).
PAGE 12 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
DIMENSIONS
240V 120V/240V120V
120
V
120
120
V
120
240
START
BUTTON
ON
OFF
ON
OFF
IDLE
CONTROL
OPERATION
SWITCH
AC VOLTMETER
9700
20A 20A
30A 20A 30A
AC CIRCUIT BREAKER
20A
30A
30A
for 120V
for 120V
20A
for 240V
for 120/240V
A
FRONT VIEW
SIDE VIEW
B
C
AC CIRCUIT
BREAKER
(for main)
OFF
OFF
TEST
GA-9.7HE
35A 35A
GFCI UNIT
MANUAL RESET
P
O
W
E
R
F
A
U
L
T
OFF
ON
GA-9.7HE
9700
Figure 1. Dimensions
Table 3. Generator Dimensions
REFERENCE
LETTER
DESCRIPTION DIMENSIONS: IN. (MM)
A HEIGHT 27.50 (700)
B WIDTH 21.25 (540)
C LENGTH 31.50 (800)
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 13
NOTES
PAGE 14 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
INSTALLATION
GROUND CABLE
(#8 MINIMUM)
IF THE GENERATOR IS PROVIDING
ELECTRIC POWER TO A BUILDING
VIA A TRANSFER SWITCH IT MUST
BE CONNECTED TO A GROUND ROD
REFERENCE
NEC 250
CONNECT TO
BUILDING GROUND
IF REQUIRED
8 FT.
MINIMUM
GENERATOR
GROUND TERMINAL
240V 120V/240V120V
120
V
120
120
V
120
240
START
BUTTON
ON
OFF
ON
OFF
IDLE
CONTROL
OPERATION
SWITCH
AC VOLTMETER
9700
20A 20A
30A 20A 30A
AC CIRCUIT BREAKER
20A
30A
30A
for 120V
for 120V
20A
for 240V
for 120/240V
AC CIRCUIT
BREAKER
(for main)
OFF
OFF
TEST
GA-9.7HE
35A 35A
GFCI UNIT
MANUAL RESET
P
O
W
E
R
F
A
U
L
T
OFF
ON
Figure 2. Generator Grounding
CONNECTING THE GROUND
Consult with local Electrical and Safety Codes for proper
connection based on condition of use.
EXAMPLE of how to ground the unit if the condition
of use requires such a device:
The ground terminal on the generator should always be
used to connect the generator to a suitable ground when
required.
The ground cable should be #8 size wire (aluminum)
minimum. If copper wire is used, #10 size wire minimum
should be used.
Connect one end of the ground cable terminal to the
generator ground point (Figure 2). Connect the other end
of the ground cable to a suitable earth ground (ground rod).
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 15
INSTALLATION
OUTDOOR INSTALLATION
If possible install the generator in a area that is free of
debris, bystanders, and overhead obstructions. Make sure
the generator is on secure level ground so that it cannot
slide or shift around.
The installation site must be relatively free from moisture
and dust. All electrical equipment should be protected
from excessive moisture. Failure to do so will result in
deterioration of the insulation and will result in short circuits
and grounding.
Foreign materials such as dust, sand, lint and abrasive
materials have a tendency to cause excessive wear to
engine and alternator parts.
INDOOR INSTALLATION
Exhaust gases from gas engines are extremely poisonous.
Whenever an engine is installed indoors the exhaust
fumes must be vented to the outside. The engine should
be installed at least two feet from any outside wall. Using
an exhaust pipe which is too long or too small can cause
excessive back pressure which will cause the engine to
heat excessively and possibly burn the valves.
PLACEMENT
The generator should always be placed on a flat level
surface when it is running. DO NOT place the generator
on slopes, the possibility exists that the generator could
slide.
WARNING
Pay close attention to ventilation when
operating the generator inside tunnels
and caves. The engine exhaust contains
noxious elements. Engine exhaust must
be routed to a ventilated area.
DANGER
An electric shock is apt to happen when
vibrators are used. Pay close attention to
handling when operating vibrators and
always use rubber boots and gloves to
insulate the body from a short circuit.
GENERATOR GROUNDING
If applicable, to guard against electrical shock and possible
damage to the generator, it is important to provide a good
EARTH ground (Figure 2).
Article 250 (Grounding) of the NEC handbook provides
guidelines for proper grounding and specifies that the cable
ground shall be connected to the grounding system of the
building as close to the point of cable entry as practical.
NEC article 250 specifices the following grounding
requirements:
1. Use one of the following wire types to connect the
generator to earth ground.
a. Copper 10 AWG (5.3 mm
2
) or larger.
b. Aluminum 8 AWG (8.4 mm
2
) or larger.
2. When grounding of the generator (Figure 2) is required,
connect one end of the ground cable to the ground lug
on the generator. Connect the other end of the ground
cable to the ground rod (earth ground).
3. NEC article 250 specifies that the earth ground rod
should be buried a minimum of 8 ft. into the ground.
NOTICE
The Occupational Safety and Health Administration
(OSHA) and the National Electrical Code (NEC)
recommend that if the generator is providing electrical
power to a structure, (home, office shop, trailer or
similar) it must be connected to a grounding electrode
system, such as a driven ground rod (Figure 2).
NOTICE
ALWAYS check with State, Province, District and
Municipalities for electrical grounding requirements
before using generator.
NOTICE
When connecting the generator to any building's
electrical system ALWAYS consult with a licensed
electrician.
PAGE 16 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
GENERAL INFORMATION
FAMILIARIZATION
Generator
The Multiquip GA9.7HE generator is designed as a portable
dual purpose power source for 60 Hz (single phase) lighting
facilities, power tools, submersible pumps and other
industrial and construction machinery.
The generator is mounted on rubber vibration isolators
that have a steel base backplate which is attached to the
protective steel pipe carrying frame. The protective carrying
frame is made of steel tubing and fully wraps around
the generator to protect against damage. See Figure 3
and Figure 4 for the basic controls and indicators for the
GA9.7HE generator.
This portable generator is supplied with a electrical control
box. To reduce vibration caused by the engine, the control
box is also placed on rubber isolators.
Control Box
The control box is provided with the following:
120/240V twist-lock output receptacle (single phase).
240V twist-lock receptacle (single phase).
120V GFCI single phase duplex output receptacles.
35 Amp Main CB, 2-pole
35 Amp GFCI CB, 2-pole (S/N 5646716 and above)
GFCI Sensing Module (S/N 5646716 and above)
Two 20 Amp GFCI Circuit Breakers (1-pole)
30 Amp Circuit Breaker (1-pole)
20 Amp Circuit Breaker (2-pole)
30 Amp Circuit Breaker (2-pole)
AC Voltmeter
Idle Control Switch
Operation Switch
Start Switch
DANGER
Before connecting this generator to any building’s
electrical system, a licensed electrician must install an
isolation (transfer) switch.
Serious injury or death may result without this transfer
switch.
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 17
COMPONENTS (GENERATOR)
(120V, 15 amps) protect the GFCI receptacles. When
starting the generator always have these circuit
breakers placed in the "OFF" position.
2. 30 Amp Breaker – Single pole 30 amp circuit breaker
protects the 120V twist-lock receptacle. When starting
the generator always have this circuit breaker placed
in the "OFF" position.
3. 20 Amp Breaker – 2-pole 20 amp circuit breaker
protects the 240V twist-lock receptacle. When starting
the generator always have this circuit breaker placed
in the "OFF" position.
4. 30 Amp Breaker – 2-pole 30 amp circuit breaker
protects the 120/240V twist-lock receptacle. When
starting the generator always have this circuit breaker
placed in the "OFF" position.
5. AC-Voltmeter – This voltmeter indicates (with a
mark) the rated 60 Hz (single-phase) output voltage.
In addition the voltmeter can also be used as a
diagnostic tool. If the voltmeter indicator (needle) is
below the rated voltage, engine problems may exist
(low/high RPM's). To prevent damage to the generator
or power tools turn the generator OFF and consult your
authorized Multiquip service dealer.
6. Idle Control Switch – The generator is provided with
an automatic idle control device for noise suppression
and reduced fuel consumption.
The automatic idle control automatically engages under
a no-load condition. With the automatic idle control
switched “ON”, the engine revolutions will automatically
drop to about 2600 rpm (low-speed operation) within
3 seconds after the load stops. When the operation is
resumed, the engine speed is automatically increased
to about 3600 rpm (high-speed operation) as soon as
the load is connected.
7. Operation Switch – Place switch in the "ON" position
(up) for normal operation. To turn-off the generator,
place the operation switch in the "OFF" position (down).
8. Start Button – Press this pushbutton switch to start
the generator.
9. Main Breaker – 2-pole 35 amp circuit breaker protects
the generator from short circuiting or overloading.
When starting the generator always have this circuit
breaker placed in the "OFF" position.
10. 120/240V Output Receptacle – NEMA L14-30R twist-
lock receptacle will provide 120/240V, 30 amps, 60 Hz.
11. 240V Output Receptacle – NEMA L6-20R twist-lock
receptacle will provide 240V, 20 amps, 60 Hz.
12. 120V Output Receptacle – NEMA L5-30R twist-lock
receptacle will provide 120V, 30 amps, 60 Hz.
13. GFCI Duplex Receptacle – NEMA 5-20R, GFCI
receptacle will provide 120V, 20 amps.
14. GFCI Sensing Module – Interrupts power when a
ground fault exist. Used on S/N 5646716 and above.
15. GFCI Module Breaker – This 2-pole, 35 amp circuit
breaker protects the GFCI module. When starting the
generator always have the circuit breaker placed in
the "OFF" position. Used on S/N 5646716 and above.
16. Ground Lug – This ground connection point should be
connect to a good earth ground (ground rod).
Figure 3. Generator Components
1. GFCI Breakers (2) – These single pole circuit breakers
1
4
5
3
2
7
8
9
6
16
240V 120V/240V120V
120
V
120
120
V
120
240
START
BUTTON
ON
OFF
ON
OFF
IDLE
CONTROL
OPERATION
SWITCH
AC VOLTMETER
9700
20A 20A
30A 20A 30A
AC CIRCUIT BREAKER
20A
30A
30A
for 120V
for 120V
20A
for 240V
for 120/240V
AC CIRCUIT
BREAKER
(for main)
OFF
OFF
TEST
GA-9.7HE
35A 35A
GFCI UNIT
MANUAL RESET
P
O
W
E
R
F
A
U
L
T
OFF
ON
11
10
12
13
14
15
PAGE 18 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
Figure 4. Generator Components (continued)
GA-9.7HE
9700
25
24
23
17
18
19
22
20
27
26
28
30 29
21
GA-9.7HE
9700
17. Engine Oil Drain Plug – Remove this drain plug
when draining of the oil from the engine crankcase
is required. Fill with recommeded type oil as listed in
Table 6.
18. Engine Oil Dipstick – Remove oil dipstick to check
engine oil level.
19. Fuel Drain Plug – Remove plug to drain fuel.
20. Fuel Gauge – This gauge is located on top of the fuel
tank. Read this gauge to determine when fuel is low.
21. Spark Plug – Provides spark to the ignition system.
Set spark plug gap to 0.6 - 0.7 mm (0.028 - 0.031 inch)
Clean spark plug once a week.
22. Recoil Starter (pull rope) – Manual-starting method.
Pull the starter grip until resistance is felt, then pull
briskly and smoothly.
23. Choke Lever – Used for starting the engine. Close
the choke lever when starting a cold engine or in
cold weather conditions. The choke enriches the fuel
mixture. Open the choke lever if starting a warm engine
or in warm weather conditions
24. Battery – This generator is equipped with a 12 VDC
battery. Replace with only recommended type battery.
25. Fuel Tank/Cap – Remove fuel cap to add fresh
unleaded fuel. Fuel tank capacity is 10 gallons
(38 liters).
26. Charcoal Canister – A container filled with activated
charcoal that traps gasoline vapors emitted by the
fuel system.
27. Muffler/Heat Shield – Used to reduce noise and
emissions. NEVER touch this heat shield when the
generator/welder is in use. Always allow time for engine
to cool before servicing.
28. Oil Filter – Replace oil filter as referenced in
maintenance section of this manual.
29. Engine Oil Filler Hole – Remove cap when the adding
of engine oil is required. See Table 4 for recommended
type engine oil.
30. Air Cleaner – Prevents dirt and other debris from
entering the fuel system. Release retaining clips on top
of air filter cover to gain access to filter element.
NEVER run the engine without an air cleaner.
NOTICE
This HONDA engine is equipped with a low oil
shutdown capability. A built in sensor will automatically
turn off the engine should the oil level fall below a safe
operating condition. Make sure the generator is placed
on level ground. Placing the generator on level ground
will ensure that the low oil sensor will function properly.
COMPONENTS (GENERATOR)
GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18) — PAGE 19
120 VAC GFCI RECEPTACLES
There are two 120 VAC, 20 amp GFCI (Duplex Nema
5-20R) receptacles. Each receptacle is protected by a 20
amp circuit breaker (CB4/CB5). If the red LED is flashing,
DO NOT use the GFCI receptacle. Replace it immediately.
Pressing the reset button (Figure 5) resets the GFCI
receptacle after being tripped. Reference the maintance
section of this manual for proper testing of the GFCI
receptacle.
Figure 5. G.F.C.I. Receptacle
Twist Lock Receptacles
There are three auxiliary twist-lock receptacles. These
power receptacles (Figure 6) are described below.
Figure 6. Auxiliary Twist-Lock Receptacles
L5-30R — Provides 120 VAC @30 amps
L6-20R — Provides 240 VAC @20 amps
L14-30R — Provides 120/240 VAC @30 amps (Dual
Voltage receptacle)
120 VAC
G.F.C.I.
RECEPTACLE
RED LED FLASHING
REPLACE GFCI
RESET
TEST
L5-30R L6-20R
120 VAC
30 AMPS
240 VAC
20 AMPS
L14-30R
120/240 VA
C
30 AMPS
INSPECTION/SETUP
SINGLE PHASE LOAD
Always be sure to check the nameplate on the generator
and equipment to insure the wattage, amperage, frequency,
and voltage requirements are satisfactorily supplied by the
generator for operating the equipment.
Generally, the wattage listed on the nameplate of the
equipment is its rated output. Equipment may require
130—150% more wattage than the rating on the nameplate,
as the wattage is influenced by the efficiency, power factor
and starting system of the equipment.
WATTS = VOLTAGE x AMPERAGE
The power factor of this welder-generator is 1.0. See Table 4
below when connecting loads.
NOTICE
If wattage is not given on the equipment’s name plate,
approximate wattage may be determined by multiplying
nameplate voltage by the nameplate amperage.
Table 4. Power Factor By Load
Type of Load Power Factor
Single-phase induction motors 0.4-0.75
Electric heaters, incandescent lamps 1.0
Fluorescent lamps, mercury lamps 0.4-0.9
Electronic devices, communication
equipment
1.0
Common power tools 0.8
Table 5. Cable Selection (60 Hz, Single Phase Operation)
Current
in
Amperes
Load in Watts Maximum Allowable Cable Length
At 100
Volts
At 200
Volts
#10 Wire #12 Wire #14 Wire #16 Wire
2.5 300 600 1000 ft. 600 ft. 375 ft. 250 ft.
5 600 1200 500 ft. 300 ft. 200 ft. 125 ft.
7.5 900 1800 350 ft. 200 ft. 125 ft. 100 ft.
10 1200 2400 250 ft. 150 ft. 100 ft.
15 1800 3600 150 ft. 100 ft. 65 ft.
20 2400 4800 125 ft. 75 ft. 50 ft.
CAUTION: Equipment damage can result from low voltage
PAGE 20 — GA9.7HE 60 HZ GENERATOR • OPERATION AND PARTS MANUAL — REV. #2 (03/19/18)
INSPECTION/SETUP
GROUND POWER TOOLS
When using power tools or electrical equipment requireing
AC power from the generator, make sure power tool cord
has a ground pin or is double insulated as shown in Figure 7.
Figure 7. Ground Pin
NOTICE
Double-insulated power tools and small appliances
have specially insulated housings that eliminate the
need for a ground. These types of double-insulated
power cords are designed so that no part of the device
will be electrically live even if the internal insulation fails.
EXTENSION CABLE
When electric power is to be provided to various tools or
loads at some distance from the generator, extension cords
are normally used. Cables should be sized to allow for
distance in length and amperage so that the voltage drop
between the generator and point of use (load) is held to a
minimum. Use the cable selection chart (Table 5) as a guide
for selecting proper cable size.
CIRCUIT BREAKERS
ALWAYS place the main, auxiliary and GFCI circuit
breakers in the OFF position prior to starting the engine.
DANGER
NEVER use power tools or equipment that do not
have a ground capability, the possibility exists of
electrocution, electrical shock or burn, which can cause
severe bodily harm or even DEATH!
/
