Craftsman 944.609940 Owner's Manual page 29

TROUBLESHOOTING POINTS
PROBLEM CAUSE CORRECTION
Engine continues to run
when operator leaves seat
with attachment clutch
engaged
Poor cut - uneven
Mower blades will not
rotate
Poor grass discharge
Headlight(e) not working
(if so equipped)
Battery will not charge
Loss of drive
Engine "back/Irea"
when turning engine
"OFF"
1. Faultyoperator-safety presencecontrolsystem.
1. Wom, bent or looseblade.
2. Mowerdecknot level.
3. Buildupof grass,leaves,and trashundermower.
4, Bent blademandrel.
5, Cloggedmowerdeckventholesfrombuildupof
grass,leaves,and trasharoundmandrels.
1. Obstruction in dutch mechanism.
2. Worn/damagedmowerdrivebelt.
3. Frozenidlerpulley.
4. Frozenblade mandrel.
1. Engine speed too slow.
2. Travel speed too fast.
3. Wet grass.
4. Mower deck not level.
5. Lowlunavan tire air pressure.
6. Worn, bent or loose blade.
7. Buildup of grass, leaves end trash under mower.
8. Mower ddve belt worn.
9. Blades impropedy 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 ouL
3. Faulty light switch.
4. Loose or damaged widng.
5. Blown fuse.
I. Bad batterycell(s).
2. Poorcableconnections,
3. Faultyregulator(if soequipped).
4. Faultyalternator.
1. Freewheel controlin =disengaged"position.
2. Motionddve beltworn,damaged,or broken.
3. Air trappedin transmission duringshipment
or servicing.
1,
Enginethrottlecontrolnotset at "SLOW"
positionfor 30 secondsbeforestopping engine.
1. Check widng,switches and connections.If not
corrected,contactan authorizedservicecenter/
department.
1. Replace blade. Tightenblade bolt.
2. Level mowerdeck.
3. Clean undersideof mowerhousing.
4. Replace blademandrel.
5. Clean aroundmandrels to open ventholes.
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idlerpulley.
4. Replace blade mandrel.
1. Placethrottlecontrolin "FAST"position.
2. Shiftto slowerspeed.
3. Allowgrassto dry beforemowing.
4. Level mowerdeck.
5. Check tires forproperair pressure.
6. Replaselsharpen blade. Tighten bladebelt.
7. Clean undersideof mowerhousing.
8. Replacemower drive belt.
9. Reinstallbladessharp edge down.
10. Replacewith bladeslistedin this manual.
11. Clean aroundmandrelsto open vent holes.
1. Turn switch"ON".
2, Replacebulb(s).
3. Check/replacelightswitch.
4. Check wiringand connections,
5. Replacefuse.
1. Replace battery.
2. Check/clean all connections.
3. Replace regulator,
4. Replace aitemator.
1. Place freewheelcontrolin "engaged"position.
2. Replace motion drive belt.
3. Purgetransmission.
1. Move throttle control to =SLOW" position and allow
to idle for 30 seconds before stopping engine.
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