Craftsman 917.270732 owner manual Excessive vibration

Models: 917.270732

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Excessive vibration

TROUBLESHOOTING

 

CHART

 

 

PROBLEM

 

CAUSE

 

 

 

Engine

clicks but

Weak

or dead battery.

will not

start

Corroded battery terminals.

 

 

Loose

or damaged

wiring.

 

 

Faulty

solenoid or starter.

Loss of power

 

Cutting

 

too much grass/too

 

 

 

fast.

 

 

 

 

 

 

 

Throttle

in "CHOKE"

 

 

 

position.

 

 

 

 

Build-up of grass, leaves

 

 

 

and

trash under mower.

 

 

I-

Dirty

air

filter,

 

 

 

Low

oil

level/dirty

oil.

 

 

!4l

Faulty

spark plug.

 

 

 

 

 

 

 

Dirty fuel filter.

 

 

 

Stale

or

dirty fuel.

 

 

 

 

Water

in fuel.

 

,_- Spark plug wire loose.

jo Dirty engine air screen/fins. Dirty/clogged muffler.

!- Loose or damaged wiring. Carburetor out of

adjustment.

_Q Engine valves out of adjustment.

CORRECTION

Recharge or replace battery.

Clean battery terminals.

Check all wiring.

Check/replace solenoid or starter.

Set in "Higher Cut" position/ reduce speed.

Adjust throttle control.

Clean underside of mower housing.

Clean/replace air filter.

Check oil level/change oil.

Clean and regap or change spark plug.

Replace fuel filter.

Drain fuel tank and refill with fresh gasoline.

Drain fuel tank and carbure tor, refill tank with fresh

gasoline and replace fuel filter.

Connect and tighten spark plug wire.

Clean engine air screen/fins.

Clean/replace muffler.

Check all wiring.

See "To Adjust Carburetor" in

Service Adjustments section.

Contact an authorized service center/department.

Excessive vibration

Engine continues to run

when operator leaves seat with attachment

clutch engaged

Worn, bent

or loose blade.

Replace

blade.

Bent

blade

mandrel.

Tighten

blade

bolt.

Replace

blade mandrel.

Loose/damaged part(s).

Tighten

loose part(s).

 

 

 

 

Replace

damaged parts.

Faulty

operator-safety

Check wiring,

switches and

presence control system.

 

connections.

If not

 

 

 

 

corrected, contact an autho

 

 

 

 

rized service

center/

department.

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Page 28
Image 28
Craftsman 917.270732 owner manual Excessive vibration