Troubleshooting
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PROBLEM
Engine difficult to
start
Engine runs
erratically
Excessive Vibration Loose parts or damaged
Machine does not
discharge
Rate of discharge
slows considerably
or composition of
discharged material
changes
Questions? Call Toll Free at 1-800-737-2112
POSSIBLE CAUSE(S)
Throttle control lever not in
correct starting position
Spark plug wire
disconnected
Choke not in the Choke
position
Faulty spark plug
Dirty Carburetor
Dirty air filter
Clogged fuel filter
Fuel tank empty or fuel
stale
Spark plug loose
Choke in the Choke
position
Faulty spark plug
Dirty air filter
Clogged fuel filter
Contaminated Fuel
Carburetor out of
adjustment
impeller
Discharge area clogged
Foreign object lodged in
impeller
Low engine RPM
Chipper blade dull
ENG - 28
SOLUTIONS(S)
Move throttle control lever to
fast
position
Connect spark plug wire to
spark plug
Move choke to Choke
position
Remove spark plug. Inspect.
Replace if necessary
Take machine to an authorized
service center for carburetor
cleaning
Refer to the separate Engine
Owner's Manual
Remove fuel filter. Inspect.
Replace if necessary
Fill tank with clean, fresh
gasoline
Connect spark plug wire
Move choke to the run
position
Remove spark plug. Inspect.
Replace if necessary
Refer to the separate Engine
Owner's Manual
Remove fuel filter. Inspect.
Replace if necessary
Drain fuel tank. Clean fuel tank.
Fill with fresh fuel
Take machine to an authorized
service center for carburetor
adjustment
See authorized service dealer
Stop engine immediately and
disconnect spark plug wire.
Follow Cleaning the Impeller
Housing under Maintenance
Stop engine immediately and
disconnect spark plug wire.
Remove lodged object
Throttle control lever must be in
the fast
position
Replace chipper blade or see
your authorized service dealer
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