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Problem
Lawn mower or engine vibrates
excessively
Uneven cutting pattern
Discharge chute plugs
Lawn mower does not self-propel
Possible Causes
1. The blade is bent or is out of
balance.
2. The blade nuts are loose.
3. The underside of the lawn
mower deck contains clippings
and debris.
4. The engine mounting bolts are
loose.
1. All four wheels are not at the
same height.
2. The blade is dull.
3. You are mowing in the same
pattern repeatedly.
4. The underside of the lawn
mower deck contains clippings
and debris.
1. The throttle control is not in the
Fast position.
2. The cutting height is too low.
3. You are mowing too fast.
4. The grass is wet.
5. The underside of the lawn
mower deck contains clippings
and debris.
1. The self-propel drive cable is
out of adjustment or is
damaged.
2. There is debris under the belt
cover.
24
Corrective Action
1. Balance the blade. If the blade
is bent, replace it.
2. Tighten the blade nuts.
3. Clean the underside of the lawn
mower deck.
4. Tighten the engine mounting
bolts.
1. Place all four wheels at the
same height.
2. Sharpen and balance the
blade.
3. Change the mowing pattern.
4. Clean the underside of the lawn
mower deck.
1. Move the throttle control to the
Fast position.
2. Raise the cutting height.
3. Slow down.
4. Allow the grass to dry before
mowing.
5. Clean the underside of the lawn
mower deck.
1. Adjust the self-propel drive
cable. Replace the cable if
necessary.
2. Clean the debris from under
the belt cover.
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