Craftsman 917.271650 Owner's Manual page 30

TROUBLESHOOTING CHART
See appropriate section in manual unless directed to Sears service center
PROBLEM
Mower blades will
not rotate
Poor grass
discharge
CAUSE
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.
Headlight(s) not 1.
working 2.
(if so equipped) 3.
4.
5.
Battery will not 1.
charge 2.
3.
Switch is "OFF".
Bulb(s) or lamp(s) burned out
Faulty light switch.
Loose or damaged wiring.
Blown fuse.
Bad battery cell(s).
Poor cable connections.
Faulty regulator
(if so equipped).
CORRECTION
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley.
4. Replace blade mandrel.
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 connec
tions.
5. Replace fuse.
1. Replace battery.
2. Check/clean all connec
tions.
3. Replace regulator.
4. Faulty alternator. 4. Replace alternator.
!Engine "backfires" 1. Engine throttle control not 1. Move throttle control to
iwhenturning set at "SLOW" position "SLOW" position and allow
lengine"OFF" , for 30 seconds before to idle for 30 seconds before I
stopping engine, stopping engine.
3O