Craftsman 917.271731 Owner's Manual page 30

TROUBLESHOOTING CHART
PROBLEM
Mower blades will
not rotate
Poor grass
discharge
Headlight(s) not
working
(if so equipped)
CAUSE CORRECTION
1, Remove obstruction, 1, Obstruction in clutch
mechanism,
2, Worn/damaged mower
drive belt.
3, Frozen idler pulley.,
4. Frozen blade mandrel.
1o Engine speed too slow,
2. Travel speed too fast,
3, Wet grass.
4.. Mower deck not level,,
5, Lowtuneven tire air
pressure.
6. Worn, bent or loose blade.
7,, Buildup of grass, leaves
and trash under mower°
& 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) burned out.
3,, Faulty light switch.
4,, Loose or damaged wiring,,
5, Blown fuse
Battery will not I,.
charge 2.
3,
4.
'1.
Engine "backfires"
whenturning
engine "OFF"
Bad battery cell(s),,
Poor cable connections,,
Faulty regulator
(if so equipped).,
Faulty alternator,,
Engine throttle control not
set at "SLOW" position
for 30 seconds before
stopping engine.
2, Replace mower drive belt
3. Replace idler pulley.
4o 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 Repfacetsharpen blade.
Tighten blade bolt,,
7_ Clean underside of mower
housing,
8. Replace mower drive belto
9, Reinstall blades sharp edge
down
10, Replace with blades listed
in this manual.
t loClean around mandrels to
open vent holes,
1. Turn switch "ON".
2, Replace bulb(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. Replace alternator,
.
Move throttle control to
"SLOW" position and allow
to idle for 30 seconds before
stopping engine.
30