Gasoline Engine » Operator's Manual
Stop
Suddenly
When
Running
TROUBLE CAUSE REMEDY
Fuel
supply system
1.
Refill fue
1. Fuel
is
finished
2.
Check fuel line and dredge
2.
Carburetor
is
clogged
3.
Repair
3.
Float chamber
is
leaking
4. Dismantle
float
chamber and eliminate
4. Needle valye
is
sticked
it
Ignition system
Stop suddenly when
1. Spark plug
is
punctured,
or
short-circuited
1.
Replace spark plug
running
by carbon deposit
2.
Replace spark plug
2.
Side electrode
of
spark plug
is
dropped
out
3.
Weldon
3.
High-tension
wire
is
dropped
out
4. Replace ignition coil
4. Ignition coil
is
punctured
or
short-circuited
5.
Find
out
meeting and insulate
5.
Parking
wire
is
located on engine body
The
other
1. Cylinder is seriously scored and valve
1.
Repair
or
replace damaged parts
dropped
out
Gasoline Engine Is
Overheat
TROUBLE CAUSE REMEDY
1. Oil insufficient
or
wrong
oil ratio in the
gasoline
2.
Exhaust pipe blocked up
1.
Refill engine oil
3.
Shroud leaking
2.
Clean exhaust pipe
4. Cooling fins blocked by foreign
matter
3.
Repair damaged
part
5.
Cooling fan loosen and misfunction
4. Clear cooling fins
Gasoline engine
is
6.
Connection rod deformation
to
make
5.
Reinstall well
overheat
piston and cylinder bushing side wear
6.
Replace connection rod
7.
Cylinder
or
piston
or
piston ring
is
worn
7.
Replace the won parts
to
make hunting between cylinder and
crankcase
8.
Readjust engine governor
8.
Improper adjustment
of
engine governor
to
9.
Replace main bearing
produce speed high
9.
Crankshaft main bearing
burnt
out
Troubleshooting
I 18
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