Craftsman 917.274040 - Manual (Page 31)

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears serwice center
PROBLEM CAUSE CORRECTION
Loss of power 5. Low oil level/dirty oil. 5. Check oil level/change oil.
(continued) 6. Faulty spark plug. 6. Clean and regap or change
spark plug.
7. Dirty fuel filter. 7. Replace fuel filter.
8. Stale or dirty fuel. 8. Empty fuel tank and refill tank
with fresh, clean gasoline.
9. Water in fuel. 9. Empty fuel tank and carbure
tor, refill tank with fresh gas­
oline and replace fuel filter.
10. Spark plug wire loose. 10. Connect and tighten spark
plug wire.
11. Dirty engine air screen/fins. 11 .Clean engine air screen/fins.
12. Dirty/clogged muffler. 12.Clean/replace muffler.
13. Loose or damaged wiring. 13.Check all wiring.
14. Carburetor out of adjustment. 14.See “To Adjust Carburetor”
in Service and Adjustments
section.
15. Engine valves out of
adjustment.
15.Contact a Sears or other
qualified service center.
Excessive
vibration
1. Worn, bent or loose blade. 1. Replace blade. Tighten
blade bolt.
2. Bent blade mandrel. 2. Contact a Sears or other
qualified service center.
3. Loose/damaged part(s). 3. Tighten loose part(s).
Replace damaged parts.
Engine continues
to run when
operator leaves
seat with
attachment
clutch engaged
1. Faulty operator-safety
presence control system.
1. Check wiring, switches and
connections, if not corrected,
contact a Sears or other
qualified service center.
Poor cut - uneven 1. Worn, bent or loose blade. 1. Replace blade. Tighten
blade bolt.
2. Mower deck not level. 2. Level mower deck.
3. Buildup of grass, leaves, and
trash under mower.
3. Clean underside of mower
housing.
4. Bent blade mandrel. 4. Contact a Sears or other
qualified service center.
5. Clogged mower deck vent
from build-up of grass, leaves,
and trash around mandrels.
5. Clean around mandrels to
open vent holes.
Mower blades will
not rotate 1. Obstruction in dutch
mechanism.
1. Remove obstruction.
2. Worn/damaged mower drive
belt.
2. Replace mower drive belt.
3. Frozen idler pulley. 3. Replace idler pulley.
4. Frozen blade mandrel. 4. Contact a Sears or other
qualified service center.
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