Craftsman 917.377431 manual Excessive vibration

Models: 917.377431

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TROUBLESHOOTING

PROBLEM

Excessive vibration

Starter rope hard

topull

CHART

CAUSE

1.Wom, bentor loose blade.

2.Bent engine crankshaft.

1.Engineflywheel brake is on when controlbar is released.

2.Bent engine crankshaft.

3.Blade adapter brokan.

4.Blade dragging in grass.

CORRECTION

1.Replace blade. "Rghten blade bolt.

2.Contact an authorized servicecenter.

1.Depress controlbar to upper handle before pullingstarter rope.

2.Contact an authorized service center.

3.Replace blade adapter.

4.Move lawn mower to cut grass or to hard surface

Gross catcher

1.

Cuttingheighttoo low.

notftlling0fso

2.

Lifton bladeworn off.

equipped)

3.

Catchernot venting air.

Hard to push

1.

Grass is too highor wheel

 

 

height is too low.

 

2.

Rear of lawn mower

 

 

housingor blade drag_ng

 

 

in grass.

 

3.

Grasscatchertoo full.

 

4.

Handle height position not

 

 

_ht for you. •

1.Raise cuttingheighL

2.Replace blade.

3.Clean grass catcher.

1.Raise cuttingheight.

2.Raise rear of lawn mower housing ore (1) setting higher.

3.Emptygrasscatcher.

4.Adjusthandle heightto suit.

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Craftsman 917.377431 manual Excessive vibration