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14
SECTION 10: TROUBLE SHOOTING GUIDE
Note: For repairs beyond the minor adjustments above, contact your local authorized service dealer.
Trouble Possible Cause(s) Corrective Action
Engine fails to start Dirty aircleaner.
Fuel tank empty or stale fuel.
Spark plug wire
disconnected.
Cannot pull recoil cord.
Choke not in ON position.
Faulty spark plug.
Nozzle safety switch not
depressed.
Refer to the engine manual packed with your unit.
Fill tank with clean, fresh gasoline. Fuel will not last over
thirty days unless a fuel stabilizer is added.
Connect wire to spark plug.
Obstruction lodged in impeller. Stop immediately and dis-
connect spark plug wire. Remove lodged object.
Move switch to ON position.
Clean, adjust gap or replace.
Adjust metal tab so it depresses the safety switch.
Loss of power; operation
erratic
Spark plug wire loose.
Unit running on CHOKE.
Blocked fuel line or stale fuel.
Water or dirt in fuel system.
Carburetor out of adjustment.
Low engine RPM.
Dirty air cleaner.
Connect and tighten spark plug wire.
Move choke lever to OFF position.
Clean fuel line; fill tank with clean fresh gasoline. Fuel will
not last over thirty days unless a fuel stabilizer is used.
Disconnect fuel line at carburetor to drain fuel tank. Refill
with fresh fuel.
Refer to the engine manual packed with your unit.
Always run engine at full throttle.
Refer to the engine manual packed with your unit.
Engine overheats Carburetor not adjusted
properly.
Dirty aircleaner.
Engine oil level low.
Refer to the engine manual packed with your unit.
Refer to the engine manual packed with your unit.
Fill crankcase with proper oil.
Too much vibration Loose parts or damaged
impeller.
Stop engine immediately and disconnect spark plug wire.
Have unit serviced by a an authorized service dealer.
Unit does not discharge Discharge chute clogged.
Foreign object lodged in
impeller.
Low engine RPM.
Vacuum bag is full.
Stop engine immediately and disconnect spark plug wire.
Clean flail screen and inside of blower housing. See
Maintenance section of this manual.
Stop engine immediately and disconnect spark plug wire.
Remove lodged object.
Always run engine at full throttle.
Empty bag.
Rate of discharge slows
considerably or
composition of discharged
material changes
Low engine RPM.
Chipper blades dull.
Always run engine at full throttle.
Replace chipper blades or see your authorized service
dealer.