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TROUBLESHOOTING
CHART
PROBLEM
CAUSE
Loss of power
1, Cutting too much grass/too
Excessive
vibration
Enginecontinues
to run
when operator
leaves seat
iwith attachment
¢lutch engaged
Poorcut-uneven
fast.
2. Throttle in "CHOKE"
position.
3. Build-up of grass, leaves
and trash under mower.
4. Dirty air filter.
5. Low oil level/dirty oil.
6. Faulty spark plug.
7. Dirty fuel filter.
8. Stale or dirty fuel.
9. Water in fuel.
10. Spark plug wire loose.
11. Dirty engine air screen/fins.
t2. Dirty/clogged
muffler.
13. Loose or damaged wiring.
14. Carburetor out of
adjustment.
15. Engine valves out of
adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged
part(s).
1. Faulty operator-safety
presence control system.
1. Worn, bent or loose blade.
2. Mower deck not level.
3. Buildup of grass, leaves,
and trash under mower.
4. Bent blade mandrel.
i5.
Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels.
CORRECTION
1. Set in "Higher Cut" position/
reduce speed.
2. Adjust throttle control.
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 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 Adjustments
section.
15. Contact a qualified
service center.
1. Replace blade.
Tighten blade bolt.
2. Replace blade mandrel.
3. Tighten loose part(s).
Replace damaged parts.
1. Check wiring, switches
and
connections.
If not
corrected, contact a
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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