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TROUBLESHOOTING CHART
See appropriate section in manual unless directed to Sears service center
PROBLEM CAUSE CORRECTION
LOSS of power
.
2.
3.
4.
5.
6.
7. Dirty fuel filter.
8. Stale or dirty fuel.
9. Water in fuel.
Cutting too much grass/too
fast.
Throttle in "CHOKE"
position.
Build-up of grass, leaves 3.
and trash under mower.
Dirty air filter. 4.
Low oil level/dirty oil. 5.
Faulty spark plug. 6.
7.
8.
9.
10.Spark plug wire loose.
11. Dirty engine air screen/fins.
12. Dirty/clogged muffler.
13.Loose or damaged wiring.
14. Carburetor out of
adjustment.
1. Set in "Higher Cut" position/
reduce speed.
2. Adjust throttle control.
15. Engine valves out of
adjustment.
Excessive 1. Worn, bent or loose blade. 1. Replace blade.
vibration Tighten blade bolt.
2. Bent blade mandrel. 2. Replace blade mandrel.
3. Loose/damaged part(s). 3. Tighten loose part(s).
Replace damaged parts.
Enginecontinues 1. Faulty operator-safety 1. Check wiring, switches and
to run presence control system, connections. If not
when operator contact a Sears or other
leaves seat with qualified service center.
with attachment
clutch engaged
Poor cut- uneven 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.
.
2.
3.
4.
5.
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
filter.
10.Connect and tighten spark
plug wire.
11.Clean engine air screen/fins.
12. Clean/replace muffler.
13.Check all wiring.
14. See "To Adjust Carburetor"
in Service and Adjustments
section.
15.Contact a Sears or other
qualified service 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.
29
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