Craftsman 917.274821 - Mower Blade and Grass Discharge Issues; Headlights, Battery, Drive, and Backfire Issues

TROUBLESHOOTING CHART:
See appropriate section in rnanuam unmess directed to Sears service center
PROBLEM CAUSE CORRECTmON
_ower blades wiii
mot rotate
=oor grass
Jischarge
=oor grass
;tischarge
'continued)
4eadiight(s) not
t_orking
'if so equipped)
3attery wiii not
.'harge
_oss of drive
Engine "backfires"
Nhen turning
.=ngine "OFF"
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. Light switch is "OFF".
2. Bulb(s) or lamp(s) burned out.
3. Faulty light switch.
4. Loose or damaged wiring.
5. Blown fuse.
1. Bad battery cell(s).
2. Poor cable connections.
3. Faulty regulator
(if so equipped).
4. Faulty alternator.
1. Freewheel control in
"disengaged" position.
2. Motion drive belt worn,
damaged, or broken.
3. Air trapped in transmission
during shipment or servicing.
.
Engine throttle control not set
between half and full speed
(fast) position before stopping
engine.
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 light switch "ON".
2. Replace bulb(s) or lamp(s).
3. Check/replace light switch.
4. Check wiring and connections.
5. Replace fuse.
. Replace battery.
. Check/clean al/connections.
3. Replace regulator.
4. Replace alternator.
1. Place freewheel control in
"engaged" position.
2. Replace motion drive belt.
3. Purge transmission.
. Move throttle control
between half and full speed
(fast) position before
stopping engine.
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