Craftsman 917.27390 Operator's Manual page 32

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TROUBLESHOOTING CHART:
See appropriate section in manual unless directed to Sears service center
PROBLEM
CAUSE
CORRECTION
Mower blades will
1 | Obstruction in clutch mechanism. | 1 | Remove obstruction.
not rotate
2 | Worn/damaged
mower drive belt
2 | Replace mower drive belt.
3 | Frozen idler pulley.
3 | Replace idier pulley.
4 | Frozen blade mandrel.
4 | Contact a Sears or other
qualified service center.
Poor grass
1 | Engine speed too slow.
1 | Place throttle control in "FAST"
discharge
position.
2 | Travel speed too fast.
2 | Shift to slower speed.
3 | Wet grass.
3 | Allow grass to dry before mowing,
4 | Mower deck not level.
4 | Level mower deck.
5 | Low/uneven tire air pressure.
5 | Check tires for proper PSI.
6 | Worn, bent or loose blade.
6 | Replace/sharpen blade. Tighten
blade bolt.
7 |
Buildup of grass, leaves and
7 | Clean underside of mower
trash under mower.
housing.
Mower drive belt worn.
Replace mower drive belt.
9 | Blades improperly installed.
9 | Reinstall blades sharp edge down,
10 | Improper blades used.
10|
Replace with blades listed in
this manual.
11 | Clogged mower deck vent holes
[11]
Clean around mandrels to
from buildup of grass, leaves, and
open vent holes.
trash around mandrels.
Headlight(s) not
1 | Light switch is "OFF".
1 | Turn light switch "ON".
if so eduipped)
2 | Bulb(s) or lamp(s) burned out.
2 | Replace bulb(s) or lamp(s).
3 | Faulty light switch.
3 | Check/replace light switch.
4 | Loose or damaged wiring.
4 | Check wiring and connections.
5 | Blown fuse.
5 | Replace fuse.
Battery will not
1 | Bad battery cell(s).
1 | Replace battery.
charge
2 | Poor cable connections.
2 | Check/clean ail connections.
3 | Faulty regulator (if so equipped).
| 3 | Replace regulator.
4 | Faulty alternator.
4 | Replace alternator.
32

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