Problem cause correction poor cut - uneven, Cutting, Mower blades will not rotate – Craftsman YS 4500 917.28990 User Manual
Page 32: Poor grass discharge, Headllght(s) not, Working (if so equipped), Battery will not, Charge
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TROUBLESHOOTING CHART:
See appropriate section in manuai unless directed to Sears service center
PROBLEM
CAUSE
CORRECTION
Poor cut - uneven
1
Worn, bent or loose blade.
1
Replace blade. Tighten blade bolt.
cutting
2
Mower deck not level.
2
Level mower deck.
3
Buildup of grass, leaves, and
trash under mower.
3
Clean underside of mower
housing.
4
Bent blade mandrel.
4
Contact a Sears or other
qualified service center.
5
Clogged mower deck vent from
build-up of grass, leaves, and
trash around mandrels.
5
Clean around mandrels to
open vent holes.
Mower blades will
not rotate
1
Obstruction in clutch mechanism.
1
Remove obstruction.
2
Worn/damaged mower drive belt.
2
Replace mower drive belt.
3
Frozen idler pulley.
3
Replace idler pulley.
4
Frozen blade mandrel.
4
Contact a Sears or other
qualified service center.
Poor grass
discharge
1
Engine speed too slow.
1
Place throttle control in “FAST”
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
trash under mower.
7
Clean underside of mower
housing.
8
Mower drive belt worn.
8
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
from buildup of grass, leaves, and
trash around mandrels.
11
Clean around mandrels to
open vent holes.
Headllght(s) not
1
Light switch is “OFF”.
1
Turn light switch “ON”.
working
(If so equipped)
2
Bulb(s) or lamp(s) burned out.
2
Replace buib(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 all connections.
3
Faulty regulator (if so equipped).
3
Replace regulator.
4
Faulty alternator.
4
Replace alternator.