Craftsman 917.378841 Owner's Manual page 17

TROUBLESHOOTING CHART
PROBLEM CAUSE CORRECTION
Excessive 1. Worn, bent or loose blade. 1. Replace blade. "13ghten
vibration blade bolt.
Bent engine crankshaft. Contact a Sears or other
qualified service center.
Starter rope
hard to pull
Loss of drive
Engine flywheel brake is on
when control bar is released.
.
1.
2.
3.
4.
1.
2.
1.
2.
3.
1.
2.
3.
4.
Bent engine crankshaft.
Blade adapter broken.
Blade dragging in grass.
Drive wheels not turning
with drive control engaged.
Belt not driving.
Depress control bar to
upper handle before
pulling starter rope.
Contact a Sears or other
qualified service center.
Replace blade adapter.
Move lawn mower to cut
grass or to hard surface.
Adjust or replace drive
control cable.
Put belt on pulleys or
replace belts if broken.
.
1.
2.
3.
4.
1.
2.
1.
2.
3.
1.
2.
3.
4.
Grass catcher Cutting height too low. Raise cutting height.
notfilling (ifso Lift on blade worn off. Replace blade.
equipped) Catcher not venting air. Clean grass catcher.
Hard to push Raise cutting height.
Grass is too high or wheel
height is too low.
Rear of lawn mower
housing or cutting blade
dragging in grass.
Grass catcher too full.
Handle height position not
right for you.
Raise rear of lawn mower
housing one (1) setting
higher.
Empty grass catcher.
Adjust handle height to
suit.
17