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TROUBLE
SHOOTING
CHART
TROUBLE
CAUSE
CORRECTION
Difficult
starting
Defective
spark
plug.
Replace
spark
plug.
Water or dirt in fuel system.
Engine
runs
erratic
Blocked
fuel line, empty
gas tank, or stale
gasoline.
Engine
stalls
Unit running
on CHOKE.
Engine
runs
erratic;
Water or dirt in fuel system.
Loss
of power
Excessive
vibration
Loose
parts: damaged
impeller.
Unit
fails
to propel
itself
Unit
fails
to discharge
snow
Drive belt loose or damaged.
Incorrect
adjustment
of traction
drive cable.
Worn or damaged
friction
wheel.
Auger drive belt loose or damaged.
Auger control
cable
not adjusted
correctly.
Shear
bolt broken.
Discharge
chute
clogged.
Foreign
object
lodged in auger.
Use carburetor
bowl drain to flush
and refill with
fresh fuel.
Clean fuel line; check
fuel supply;
add fresh
gasoline.
Set choke lever to RUN position.
Use carburetor
bowl drain to flush
and refill with
fresh fuel.
Stop engine
immediately
and disconnect
spark
plug wire. Tighten
all bolts and make
all
necessary
repairs.
If vibration
continues,
have
the unit serviced
by a competent
repairman.
Replace
drive belt.
Adjust
traction
drive cable.
Replace
friction
wheel.
Adjust
auger drive belt; replace
if damaged.
Adjust
auger control
cable.
Replace
shear bolt.
Stop engine
immediately
and disconnect
spark
plug wire. Clean
discharge
chute and inside
of
auger
housing.
Stop engine
immediately
and disconnect
spark
plug wire. Remove
object from auger.
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