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TROUBLESHOOTING CHART
PROBLEM
Lossofpower
CAUSE
• Cutting too much grass/too
fast.
• Throttle in "CHOKE" position.
• Build-up of grass, leaves and
trash under mower.
• Dirty air filter.
• Low oil level/dirty oil.
• Faulty spark plug.
Excessive vibration
Engine continues to
run when operator
leaves seat with at
tachmant clutch
engaged
Poor cut: uneven
Mower blades will not
rotate
• Dirty fuel tilter.
, •
• Stale or dirty fuel.
• Water in fuel.
•
• Spark plug wire loose.
-
• Dirty engine air screen/tins.
•
• Dirty/clngged muffler.
• Loose or damaged widng.
•
• Carburetor out of edjuslment.
-
• Engine valves out of adjust-
•
menL
• Worn, bent or loose blade.
•
• Bent blade mandrel.
•
• Loose/damaged part(s).
• Faulty operator-safety pres-
•
ence control system.
• Worn, bent or loose blade.
•
• Mower deck not level.
•
• Buildup of grass, leaves, and
•
trash under mower.
• Bent blade mandrel.
• Clogged mower deck vent
•
holes from buildup of
grass, leaves, and trash
around mandrels.
• Obstruction in clutch mecha-
nism.
• Wom/damaged mower drive
belt.
CORRECTION
• Set in "Higher Cut" posi-
tion/reduce speed.
• Adjust throffle control.
• Clean underside of mower hous-
ing.
• Clean/replace air filter.
• Check oil level/change oil.
• Clean and regap or change
spark plug.
Replace fuel tilter.
Drain fuel tank and refill with
fresh gasoline.
Drain fuel tank and carburetor,
refill tank with fresh gasoline and
replace fuel tilter.
Connect and tighten spark plug
wire.
Clean engine air screen/fins.
Clean/replace muffler.
Check all wiring.
See "ToAdjust Carburetor" in
Service and Adjustments
section.
Contact an anthodzed service
center.
Replace blade.
"13ghten blade
boll
Replace blade mandrel.
"l]ghtanloose part(s). Replace
damaged parts.
Check widng, switches and con-
nections. If not
corrected, cordact an authodzed
service center/
department.
Replace blade. "13ghten b lade
holt.
Level mower deck.
Clean underside of mower hous-
ing.
Replace blade mandrel.
Clean around mandrels to open
vent holes.
• Remove obstruction.
• Replace mower ddve belt.
33
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