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Craftsman 917.388111 User Manual

Page 17

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TROUBLESHOOTING - See appropriate section in manual unless directed

to a Sears Parts & Repair Center.

PROBLEM

CAUSE

CORRECTION

Loss of power

1. Rear of lawn mower

housing or cutting blade
dragging in heavy grass.

2. Cutting too much grass.
3. Dirty air filter.
4. Buildup of grass, leaves,

and trash under mower.

5. Too much oil in engine.

6. Walking speed too fast.

1. Raise cutting height.

2. Raise cutting height.
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 blade.

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. Bent engine crankshaft.

1. Replace blade. Tighten

blade bolt.

2. Contact a Sears or other

qualified service center.

Starter rope

hard to puii

1. Engine flywheel brake is on

when control bar is released.

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

not fiiiing
(If so 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 cutting 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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