Craftsman 917.388731 - Manual (Page 16)

TROUBLESHOOl 'ING CHART
PROBLEM CAUSE CORRECTION
Loss of power 1. Rear of lawn mower
housingor cutting blade
dragging in heavy grass.
2. Cutting too much grass.
3. Dirty air fitter.
4. Buildup of grass, leaves,
and trash under mower.
5. Too much oil in engine. -
6. Walking speed too fast.
1. Set to “Higher Cuf
position.
2. Set to “Higher Cut”
position.
3. Clean/replace air filter.
4. Clean underside of mower
housing.
5. Check oil level.
6. Cut at slower walking
speed.
Poor cut -
uneven 1. Worn, bent or loose biade.
2. Wheel heights uneven.
3. Buildup of grass, leaves
and trash under mower.
1. Replace blade. Tighten
blade bolt.
2. Set all wheels at same
height
3. Clean underside of
mower housing.
Excessive
vibration 1. Worn, bent or loose blade,
2. Beni engine crankshaft.
1. Replace biade. Tighten
blade bolt.
2. Contact a Sears or other
qualified service center.
Starter rope hard
topuil 1. Engine flywheel brake is on
when control bar is releasee
2. Bent engine crankshaft.
3. Blade adapter broken.
4. Blade dragging in grass.
1. 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.
Grass catcher
notfiilingfifso
equipped)
1. Cutting height too low.
2. Lift on blade worn off.
3. Catcher not venting air.
1. Raise cutting height.
2. Replace blade.
3. Clean grass catcher.
Hard to push 1. Grass is too high or wheel
height is too low.
2. Rear of lawn mower
housing or blade dragging
In grass.
3. Grass catcher too full.
4. Handle height position not
right for you.
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.
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