Craftsman 917.275021 - Manual (Page 35)

TROUBLESHOOTING CHART
PROBLEM CAUSE CORRECTION
Mower blades will
not rotate
1. Obstruction in ciutch
mechanism.
2. Wom/damaged mower
drive belt.
3. Frozen idier pulley.
4. Frozen blade mandrel.
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley.
4. Replace blade mandrel.
Poor grass
discharge
1. Engine speed too siow.
2. Travei speed too fast.
3. Wet grass.
4. Mower deck not ievei.
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. 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.
Headlight(s) not
working
(if so equipped)
1. Switch is “OFP.
2. Bulb(s) or lamp(s) burned out.
3. Faulty light switch.
4. Loose or damaged wiring.
5. Blown fuse.
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.
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 alt connec­
tions.
3. Replace regulator.
4. Replace alternator.
Loss of drive 1. Freewheel control in
“disengaged” position.
2. Motion drive belt worn,
damaged, or broken.
3. Air trapped in transmission
during shipment or
servicing.
1. Place freewheel control in
“engaged” position.
2. Replace motion drive belt.
3. Purge transmission.
Engine "backfires”
when turning
engine
“OFF”
1. Engine throttle control not
set at "SLOW”
position for 30 seconds
before stopping engine.
1. Move throttle control to
“SLOW" position and ailow
to idle for 30 seconds before
stopping engine.
35