Craftsman 917.20381 Operator's Manual page 31

TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROBLEM
Poor out - uneven
cutting
Mower blades will 1
not rotate
2
3
4
,,,,,,, ,,,, ,,, ,,,, , ,,
Poor grass 1
discharge
2
3
4
5
6
CAUSE
1 Worn. bent or loose blade,
2 Mower deck not level
3 Buildup of grass, leaves, and
trash under mower,
4 Bent blade mandrel,
Clogged mower deck vent from
build-up of grass, leaves, and
trash around mandrels.
Obstruction in clutch mechanism.
Worn/damaged mower drive belt
Frozen idler pulley,
Frozen blade mandrel
Engine speed too slow.
Travel speed too fast,
Wet grass,
Mower deck not level.
Low/uneven'tire air pressure,
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 Light Switch is "OFF".
working
(if so equipped) 2 Bulb(s) or lamp(s) burned out.
3 Faulty light switch.
4 Loose or damaged wiring,
5 Blown fuse.
CORRECTION
1 Replace blade, Tighten blade bolt,
2 Level mower deck.
3 Clean underside of mower
housing.
4 Contact a Sears or other
qualified service center.
5 Clean around mandrels to
open vent holes.
1 Remove obstruction. ,_;v
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 PSI.
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(e).
3 Check/replace light switch.
4 Check wiring and connections.
5 Replace fuse.
31