Craftsman 247.379990 Operator's Manual page 20

Mowerwill not mulchgrass
3.
Uneven cut 1.
2.
Mowerwill not selfpropel 1.
2.
3.
Wetgrass.
Excessively highgrass.
Dullblade.
Dullblade.
Wheels not positioned correctly.
Debris clogging driveoperation.
Damaged o rwornbelt.
Drive control o ut ofadjustment.
1. Donotmowwhengrass iswet;wait until
laterto cut.
2. Mowonceat ahighcuttingheight,thenmowagainat desired
heightor make a narrower c uttingpath.
3. Sharpen o r replace blade.
1. Sharpen o r replace blade.
2. Adjustcuttingheightleveronleft frontandleft rearwheelto
sameposition.
1. Stopengine, d isconnect sparkplugboot,andclean out debris.
2. Have belt replaced b yaSears orotherqualified service dealer.
3. Adjustdrivecontrol.See Assembly s ection.
20