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TROUBLESHOO_NG CHART
PROBLEM CAUSE
CORRECTION
Lossofpower •
Excessive
vibration
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.
• Dirty fuel filter.
• Stale or dirty fuel.
Engine continues
to run when
operator leaves
seat with
attachment
clutch engaged
Poor cut - uneven
• Water in fuel.
• Spark plug wire loose.
• Dirty engine air screen/fins.
• Dirty/clogged muffler:
• Loose or damaged wiring.
• Carburetor out of
adjustment.
• Engine valves out of
adjustment.
•Wom, bent or loose blade.
• Bent blade mandrel.
• Loose/damaged part(s).
• Faulty operator-safety
presence control system.
Wom, bent or loose blade.
Mower deck not level.
Buildup of grass, leaves,
and trash under mower.
Bent blade mandrel.
Clogged mower deck vent
from build-up of grass,
leaves, and trash around
mandrels.
• Set in =Higher Cut" position/
reduce speed.
• Adjust throttle control.
• Clean underside of mower
housing.
• Clean/replace air filter.
• Check oil level/change oil.
• Clean and rogap or change
spark plug.
• Replace fuel filter.
• Drain fuel tank and refill with
fresh gasoline.
• Drain fuel tank and carbure-
tor, refill tank with fresh
gasoline and replace fuel
filter.
• Connect and tighten spark
plug wire.
• Clean engine air screen/
fins.
• Clean/replace muffler.
• Check all wiring.
• See "To Adjust Carburetor"
in Service Adjustments
section.
• Contact an authodzed
service center/department.
• Replace blade.
Tighten blade bolt.
• Replace blade mandrel.
• Tighten loose part(s).
Replace damaged parts.
Check wiring, switches and
connections. If not corrected,
contact an authorized
service center/department.
• Replace blade. Tighten
blade bolt.
• Level mower deck.
• Clean underside of mower
housing.
• Replace blade mandrel.
• Clean around mandrels to
open vent holes.
30
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