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TROUBLESHOOTING CHART
PROBLEM
Loss of power
CAUSE
• Cutting too much
grass/too fast.
• Throttle in "CHOKE" posi-
tion.
• 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.
Water in fuel.
Spark plug wire loose.
Dirty engine air
screen/fins.
Dirty/clogged muffler.
Excessive vibration
Engine continues to
run when operator
leaves seat with at-
tachment clutch
engaged
Poor cut - uneven
• Loose or damaged wiring.
• Carburetor out of adjust-
ment.
• Engine valves out of
adjustment.
• Worn, bent or loose blade.
• Bent blade mandrel.
• Loose/damaged part(s).
• Faulty operator-safety
presence controlsystem.
"r
• Wom, 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.
CORRECTION
• Set in "Higher Cut" posi-
tion/reduce speed.
• Adjust throttle control.
• Clean underside of mower
housing.
• Clean/replace air filter.
• Check oil level/change oil.
• Clean and regap 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 fil-
ter.
• 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 authorized ser-
vice center.
• 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 autho-
rized service canted
department.
• Replace blade. Tighten
blade bolt.
• Level mower deck.
• Clean underside of mower
housing.
• Replace blade mandrel.
• Clean around mandrels to
open vent holes.
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