Troubleshooting - Craftsman 944.629540 Owner's Manual

TROUBLESHOOTING POINTS
PROBLEM CAUSE CORRECTION
Will not start
Hard to start
Loss of power
Engine overheats
Excessive bounce/
difficult handling
Soil bells up or clumps
Engine runs but ttller
won't move
Engine rune but labom
when tilling
1. Out of fuel.
2. Engineriot"CHOKED"proparly.
3. Engineflooded.
4. Dirtyair cleaner.
5. Water in fuel.
6. Cloggedfuel tank.
7. Loosesparkplug wire.
8. Bad sparkplugor impropar gap.
9. Carburetorout of edjustmant.
1. Throttle control not set pmpedy.
2. Dirty air cleaner.
3. Bad spark plug or lmpmpar gap.
4, Stale or dirty fuel.
5. Loose spark plug wire.
6. Carburetor out of adjustment.
1. Engine is ovedcaded.
2. Dirty air clsensr.
3. Low oil levai/dirty oil
4. Faulty spark plug.
5. Oil in fuel.
6. Stale or dirty fuel.
7. Water in fuel.
8. Cloggedfuel tank.
9. Sparkplugwire loose.
10. Dirtyengineair ssreen.
11. Dirty/ologged muffler.
12. Carburetorout of adjustment.
13. Poorcompression.
1. Low oillevel/dirtyoil.
2. Dirtyengineair screen.
3. Dirtyengine.
4. Partiolty pluggedmuffler.
5. Impropercarburetor edjustment.
1. Groundtoodry andherd.
2. Wheels anddepth stakeincorrectly adjusted.
1. Groundtoo wet.
1. Tlne controlis notengaged.
2. V-beltnotcorrectlyadjusted.
3. V-baitis offpulley(s).
1, Tillingtoodeep.
2. Throttlecontrolnot propedyadjusted.
3. Carburetoroutof adjustment.
1. Fillfueltank.
2. See "TO START ENGINE"In the Operationsection.
3. Wait several minutesbeforeattemptingto start.
4. Clean or replaceair cleaner certddge.
5. Drainfuel tankand carburetor,and refilltankwith fresh
gasoline.
6. Removefuel tankand clean.
7. Make sure sparkplugwire isseated propsdyon plug.
8. Replacesparkplugor adjustgap.
9. Make necessaryadjustments.
1. Placethrottle controlin "FAST"position.
2. Clean or replacesir cleaner cartddge.
3. Replacesparkplugor adjustgap.
4. Drainfuel tank and refillwithfresh gasoline.
5. Make sure sparkplugwire is seated pmpedyon plug.
6. Make necessaryadjustments.
1. Set depthstakeend wheelsfur shallowertilling.
2. Clsen or replace air cleanercartddgs.
3. Check oillevel/changeoil.
4. Clsen and regapor change spark plug.
5. Drainand cleanfuel tank and refill,andclean carburetor.
6. Drainfuel tank and refillwith freshgasoline.
7. Drainfueltank andcarburetor,and refilltank withfresh
gasoline.
8. Removefuel tank andclean.
9. Connectand tightensparkplug wire.
10. Clean angine air screan.
11. Clsen/replecemuffler.
12. Make necseseryedjustmanta.
13. Contactan authodzed servicecanter/department.
I. Check oil level/change oil.
2. Clean engine air screen.
3. Clean cylinder fins, air screen, muffler area.
4. Remove end clean muffler.
5. Adjust carburetor to richer position.
1. Moistan ground or wait for more favorable soil
conditions.
2. Adjust wheels and depth stake.
1. Wait for more favorable soil conditions.
1. Engage tinecontrol.
2. Inspect/edjust V-bait.
3. InspectV-bait.
1. Set depth stake for shallower tilling.
2. Check throttle control setting.
3, Make necessary adjustments,
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