Craftsman 917.270631 - Manual (Page 30)

TROUBLESHOOTING CHART
PROBLEM
Poor cut uneven
(confd)
CAUSE.
grass, leaves, and trash
around mandrels.
CORRECTION
Mower blades will
not rotate
Poor grass dis­
charge
Headiight(s) not
working (if so
equipped)
Obstruction in clutch
mechanism.
Worn/darnaged mower
drive belt.
Frozen idler pulley.
Frozen blade mandrel.
® Remove obstruction.
® Replace mower drive belt.
Replace idler pulley.
Replace blade mandrel.
» Engine speed too slow.
® Travel speed too fast.
® Wet grass,
® Mower deck not level.
® Low/uneven tire air pres­
sure.
® Worn, bent or loose blade.
Buildup of grass, leaves
and trash under mower.
Mower drive belt worn.
Blades improperly
installed.
Improper blades used.
Clogged mower deck vent
holes from buildup of
grass, leaves, and trash
around mandrels.
Place throttle control in
“FAST” position.
Shift to slower speed.
Allow grass to dry before
mowing.
Level mower deck.
Check tires for proper air
pressure.
Replace/sharpen blade.
Tigtiten blade bolt.
Clean underside of mower
housing.
Replace mower drive belt.
Reinstall blades sharp edge
down.
Replace with blades listed in
this manual.
Clean around mandrels to
open vent holes.
Switch is “OFF.
Bu!b(s) burned out.
Faulty light switch.
Loose or damaged wiring.
Blown fuse.
® Turn switch “ON”.
® Replace bulb(s).
® Check/repiace light switch.
® Check wiring and connections.
® Replace fuse.
Battery wit
charge
not ® Bad battery cel!(s).
® Poor cable connections.
® Faulty regulator (if so
equipped).
® Faulty alternator.
Replace battery.
Check/clean all connections.
Replace regulator.
Replace alternator.
Engine “backfires”
when turning
engine “OFF
Engine throttle control not
set at “SLOW”
position for 30 seconds
before stopping engine. Move throttle control to
“SLOW” position and allow
to idle for 30 seconds before
stopping engine.
30