Craftsman 917.273751 Owner's Manual page 30

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROBLEM
Mower blades will
not rotate
CAUSE
Poor grass
discharge
Headlight(s) not
working
(if so equipped)
1. Obstruction in clutch
mechanism.
2. Worn/damaged mower drive
belt.
3. Frozen idler pulley.
4. Frozen blade mandrel•
1. Engine speed too slow.
2. Travel speed too fast.
3. Wet grass•
4. Mower deck not level•
5. Low/uneven tire air pressure.
6. Worn, bent or loose blade•
7. Buildup of grass, leaves and
trash under mower•
8. Mower drive belt worn.
9. Blades improperly installed.
10. Improper blades used.
11 •Clogged mower deck vent
holes from buildup of grass,
leaves, and trash around
mandrels.
1. Switch is "OFF".
2. Bulb(s) or lamp(s) burned out.
3. Faulty light switch•
4. Loose or damaged wiring.
5. Blown fuse.
CORRECTION
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley•
4. Contact a Sears or other
qualified service center.
1. Place throttle control in
"FAST" position.
2. Shift to slower speed.
3. Allow grass to dry before
mowing•
4. Level mower deck.
5. Check tires for proper air
pressure•
6. Replace/sharpen blade•
Tighten blade bolt.
7. Clean underside of mower
housing.
8. Replace mower drive belt.
9. Reinstall blades sharp edge
down.
10. Replace with blades listed
in this manual.
11•Clean around mandrels to
open vent holes•
1. Turn switch "ON".
2. Replace bulb(s) or lamp(s).
3. Check/replace light switch•
4. Check wiring and connections.
5. Replace fuse.
Battery will not
charge
1. Bad battery cell(s).
2. Poor cable connections•
3. Faulty regulator
(if so equipped)•
4. Faulty alternator•
1. Replace battery.
2. Check/clean all connections•
3. Replace regulator•
4. Replace alternator.
Engine "backfires" 1. Engine throttle control not 1. Move throttle control to
when turning set at "SLOW" position for "SLOW" position and allow
engine "OFF" 30 seconds before stopping to idle for 30 seconds before
engine• stopping engine.
3O