Craftsman 917.27404 Lawn Mower User Manual


 
TROUBLESHOOTmNG CHART:
See appropriate section in rnanuam unmess directed to Sears service center
PROBLEM CAUSE CORRECTmON
Loss of power
(continued)
5. Low oil level/dirty oil.
6. Faulty spark plug.
7. Dirty fuel filter.
8. Stale or dirty fuel.
9. Water in fuel.
Excessive
vibration
5. Check oil level/change oil.
6. Clean and regap or change
spark plug.
7. Replace fuel filter.
8. Empty fuel tank and refill tank
with fresh, clean gasoline.
9. Empty fuel tank and carbure=
tot, refill tank with fresh gas-
oline and replace fuel filter.
10.Spark plug wire loose.
11. Dirty engine air screen/fins.
12. %rtyiclogged muffler.
13. Loose or damaged wiring.
14. Carburetor out of adjustment.
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
Engine continues
to run when
operator leaves
seat with
attachment
clutch engaged
Poorcut-uneven
Mower biades wiii
not rotate
15. Engine valves out of
adjustment.
1. Worn, bent or loose blade.
2. Bent blade mandrel.
3. Loose/damaged part(s).
.
.
2.
3.
4.
5.
Faulty operator=safety
presence control system.
Worn, 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.
1. Obstruction in clutch
mechanism.
2. Worn/damaged mower drive
belt.
3. Frozen idler pulley.
4. Frozen blade mandrel.
section.
15. Contact a Sears or other
qualified service center.
1. Replace blade. Tighten
blade bolt.
2. Contact a Sears or other
qualified service center.
3. Tighten loose part(s).
Replace damaged parts.
.
Check wiring, switches and
connections. If not corrected,
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. Contact a Sears or other
qualified service center.
5. Clean around mandrels to
open vent holes.
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley.
4. Contact a Sears or other
qualified service center.
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