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OWNER’S MANUAL
F
U
E
L
F
FUEL
F
120
ONLY
120
240V
R
E
S
E
T
T
E
S
T
1
2
0
V
O
L
T
S
120/240 VOLTS
RESET
RESET
E
N
M
0
0
0
0
0
0
0
5
HO
UR
S
1/10
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L
P
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W
E
R
9.
Only a qualified electrical service per-
son should service and repair generator.
• Generator produces high voltage.
Use extreme caution when working
on electrical parts.
•Always remove spark plug wire from
spark plug before servicing. This will
prevent accidental starting.
•
When working on generator, avoid hot
muffler, exhaust manifold, and engine
parts. Severe burns may occur.
• Do not work on generator when tired.
• Use only factory approved replace-
ment parts.
10. Store generator in a well-vented area.
Make sure fuel tank is empty. Never
store with fuel in tank. Vapors may
reach an open flame or spark. Fire or
explosion may result.
11. Never operate generator
• if engine speed changes greatly
• if engine misfires often
• if powered items overheat
• if electrical output drops
• if it is sparking
• if it produces smoke or flames
• if it vibrates at high levels
• if it has a damaged receptacle
12. Keep generator and nearby areas clean.
•Keep generator free of oil, mud, and
other foreign matter.
• Remove anything that creates slip-
pery areas around generator.
• Remove oily rags and other items
that create fire hazards.
•Keep a fire extinguisher nearby.
Make sure it is rated ABC by the
NFPA. They are good for all uses.
Consult your local fire department.
•Keep fire extinguisher well main-
tained. Be familiar with its use.
13. Know how to stop engine quickly.
Know how to use all controls.
14. Prolonged exposure to loud noise can
cause hearing loss.
•When working around generator,
wear approved hearing protection.
• Remember neighbors when using
generator.
PRODUCT
IDENTIFICATION
Gas Tank
Starter Grip
Choke
Lever
Fuel
Valve
Lever
Oil Dipstick
Ground
Lug
Alternator
Engine
Engine ON/
OFF Switch
Figure 1 - Portable Generator (Model MGH4000C Shown)
Run Lamp
120 Volt
Receptacle
(Duplex)
120 Volt
Receptacle
Roll Cage
Gas Cap/Fuel Gauge
Control
Panel
Provision for
Auto-Idle Switch
Circuit
Breaker
120/240 Volt
Receptacle
Full Power
Selector Switch
Hour Meter
120 Volt
Receptacle
(GFCI)
SAFETY
INFORMATION
Continued