Craftsman 917.371821 Owner's Manual page 18

TROUBLESHOOTING - See appropriate section in manual unless directed
to a Sears Parts &
Repair
Center,
PROBLEM CAUSE CORRECTION
Excessive 1. Replace blade. Tighten
vibration blade bolt.
2. Contact a Sears or other
qualified service center.
1.
Starter rope
hard to pull
Grass catcher
not filling
(If so equipped)
Hard to push
Blade/brake
clutch does
not engage
Engine dies
when starting
blade
Loss of drive
or slowing of
drive speed
1. Worn, bent or loose blade.
2. Bent engine crankshaft.
1. Engine flywheel brake is on
when control bar is released.
2. Bent engine crankshaft.
3. Blade adapter broken.
4. Blade dragging in grass.
5. Defective blade/brake clutch.
1. Cutting height too low.
2. Lift on blade worn off.
3. Catcher not venting air.
1. Grass is too high or wheel
height is too low.
2. Rear of lawn mower
housing or cutting blade
dragging in grass.
3. Grass catcher too full.
4. Handle height position not
right for you.
1. Defective blade control.
1. Cold engine.
2. Mower is in uncut grass.
1. Belt wear.
2. Belt off of pulley.
3. Drive cable worn or broken.
4. "Loose" drive control system.
Depress control bar to
upper handle before
pulling starter rope.
2. Contact a Sears or other
qualified service center.
3. Replace blade adapter.
4. Move lawn mower to cut
grass or to hard surface.
5. Replace blade/brake clutch.
1. Raise cutting height.
2. Replace blade.
3. Clean grass catcher.
1. Raise cutting height.
2. Raise rear of lawn mower
housing one (1) setting
higher.
3. Empty grass catcher.
4. Adjust handle height to suit.
1. Replace blade/brake control.
1. Allow engine to warm up
for one minute.
2. Move mower to cleared area.
1. Check/replace drive belt.
2. Check/reinstall drive belt.
3. Replace drive cable.
4. Adjust drive control.
18