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TROUBLESHOOTING CHART
CAUSE CORRECTION
3. Build-up of grass, leaves
and trash under mower.
4. Dirty air filter.
5. Low oil level/dirty oil.
6. Faulty spark plug.
PROBLEM
Loss of power
(continued)
Excessive
vibration
Engine oontinues
to run when
operator leaves
seat with
attachment
o!utch engaged
Poorout-uneven
Mowerblades will
not rotate
7. Dirty fuel filter.
8. Stale or dirty fuel.
9. Water in fuel.
lO.Spark plug wire loose.
11. Dirty engine air screen/fins.
12. Dirty/clogged muffler.
13. Loose or damage dwiring,
14.Carburetor out of
adjustment.
15_Enginevalvesoutof
adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged part(s).
1. Faultyoperator-safety
presencecontrolsystem.
1. Wom, bent orloose blade.
2. Mowerdecknot level.
3, Buildupof grass,leaves,
and trashundermower.
4. Bent blade mandrel.
5. Cloggedmowerdeckvent
from build-upofgrass,
leaves, and trash around
mandrels.
1. Obstruction in clutch
mechanism.
2. Worn/damaged mower
drive belt.
3. Frozen idler pulley.
4. Frozen blade mandrel.
3. Clean underside of mower
housing.
4. Clean/replace air filter.
5. Check oil level/change oil.
6. Clean and regap or change
spark plug.
7. Replace fuel filter.
8. Drain fuel tank and refill
with fresh gasoline.
9. Drain fuel tank and
carburetor, refill tank with
fresh gasoline and replace
fuel filter.
10.Connect and tighten spark
plug wire.
11.Clean engine air screen/
fins.
12. Clean/replace muffler.
13.Check all wiring.
14. See _1"oAdjust Carburetor"
in Service Adjustments
section.
15.Contact a Sears or other
qualified service center.
1. Replace blade.
Tightenblade bolt.
2. Replace blade mandrel.
3. Tightenloosepart(s).
Replacedamaged parts.
1. Checkwidng,switchesand
connections.Ifnotcorrected
contacta Searsor other
qualifiedservice center.
1. Replace blade. Tighten
blade bolt.
2. Level mower deck.
3. Clean underside of mower
housing.
4. Replace blade mandrel.
5. Clean around mandrels to
open vent holes.
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley.
4. Replace blade mandrel.
33
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