Craftsman 917.3875 Lawn Mower User Manual


 
TROUBLESHOOTING CHART
! PROBLEM CAUSE
Does not start
Loss of power
Poorcut-
_neven
1. Dirtyairfilter.
2. Outoffuel.
3. Stalefuel.
4. Water in fuel.
5. Sparkplugwireis
disconnected.
6. Bad sparkplug.
7. Loosebladeor broken
bladeadapter.
8, Controlbar in released
position.
9. Controlbar defective.
1. Rear oflawn mower
housingorcuttingblade
draggingin heavygrass.
2. Cuttingtoomuchgrass.
3. Dirtyairfilter.
4. Buildupof grass,leaves,
and trashundermower.
5. Toomuchoilin engine.
6. Walkingspeedtoofast.
CORRECTION
1. Clean/replaceair filter,
2, Fillfueltank.
3. Draintankand refillwith
freshcleanfuel.
4. Drainfueltankand
carburetorand refilltank
with freshgasoline.
5. Connectwireto plug.
1. Wom, bent or looseblade.
2. Wheel heights uneven.
3. Buildupofgrass,leaves
and trashundermower.
1. Wom, bentor looseblade.
2. Bent enginecrankshaft.
i6. Replacespark plug.
7. Tightenbladeboltor
replacebladeadapter.
8. Depresscontrolbar to
handle.
9. Replacecontrolbar.
1. Set to "Higher Cut"
position.
2. Setto =HigherCut"
position.
3. Clean/replaceair filter.
4. Clean undersideof mower
housing.
5. Checkoillevel.
6. Cutat slowerwalking
speed.
1. Replace blade. Tighten
blade bolt.
2. Set all wheels at same
height
3. Clean underside of
mower housing.
Excessive 1. Replace blade. Tighten
vibration blade bolt.
2. Contact a Sears or other
qualified service center.
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