Craftsman 917.377912 Owner's Manual page 19

6.75 horsepower 21" multi-cut power propelled rotary lawn mower
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TROUBLESHO
PROBLEM
Starter rope
hard to pull
Grass catcher
1.
not filling
2.
(If so equipped)
3.
4.
Hard to push
1.
2.
3.
4.
Loss
of drive
1.
2,
3.
4.
:)TING CHART
CAUSE
1,
Engine flywheel brake is
on when control bar is released.
2.
Bent engine crankshaft
3,
Blade adapter broken.
4.
Blade dragging in grass.
Cutting height too low.
Lift on blade worn off.
Catcher not venting air,
Low engine speed.
Grass is too high or
wheel height is too low.
Rear of lawn mower
housing/blade
dragging
in grass.
Grass catcher
too full.
Handle height position
not right for you.
CORRECTION
1.
Depress control bar to upper
handle before pulling starter rope.
2,
Contact an authorized service
center/deparfment.
3.
Replace blade adapter.
4.
Move lawn mower to cut grass or
to hard surface to start engine.
1.
Raise cutting height.
2.
Replace blade.
3.
Clean grass catcher.
4.
Set engine speed control in
fast position.
1.
2.
Belt wear.
1.
Belt off of pulley.
2.
Drive cable worn or broken.
3.
Dirt in drive pinions.
4.
Raise cutting height.
Raise rear of lawn mower
housing
one (1)setting higher.
3.
Empty grass catcher.
4.
Adjust handle height to suit.
Check/replace
drive belt.
Check/reinstall
drive belt.
Replace drive cable.
Clean drive pinions.
19

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