Craftsman 917.273663 User Manual

Page 29

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TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center

PROBLEM

CAUSE

CORRECTION

Loss of power
(continued)

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.
12. Dirty/clogged muffler.
13. Loose or damaged wiring.
14. Carburetor out of adjustment.

15. Engine valves out of

adjustment.

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

tor, refill tank with fresh gas­
oline 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.

Excessive

vibration

1. Worn, bent or loose blade.

2. Bent blade mandrel.

3. Loose/damaged part(s).

1. Replace blade. Tighten blade

bolt.

2. Contact a Sears or other

qualified service center.

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.

2. Mower deck not level.

3. Buildup of grass, leaves, and

trash under mower.

4. Bent blade mandrel.

5. Clogged mower deck vent

from build-up of grass, leaves,

and trash around mandrels.

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.

Mower blades will
not rotate

1. Obstruction in clutch

mechanism.

2. Worn/damaged mower drive

belt.

3. Frozen idler pulley.

4. Frozen blade mandrel.

1. Remove obstruction.

2. Replace mower drive belt.

3. Replace idler pulley.
4. Contact a Sears or other

qualified service center.

Poor grass
discharge

1. Engine speed too slow.

2. Travel speed too fast.

1. Place throttle control in

“FAST” position.

2. Shift to slower speed.

29

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