TROUBLE....

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TROUBLE

 

CAUSE

 

 

 

 

 

 

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Difficult

starting

 

Defective

spark plug

 

 

 

 

 

 

 

Water or dirt in fuel system

 

Engine

runs erratic

 

'"B'i ke'line"fuel onfuel

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

...................................

ii

Engine

stalls

 

Unit running

on CHOKE

.......

 

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,

 

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Engine

runs erratic;

 

Water or dirt

in fuel system

 

Loss of

power

 

 

 

 

 

 

 

 

 

 

 

 

Carburetor

out of adjustment

 

...............

 

 

 

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Excessive

vibration

 

Loose

parts;

damaged

impeller

 

 

 

 

 

 

 

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Unit

fails

to propel

 

Drive

belt loose or damaged

 

itself

Incorrect adjustment of traction drive cable

Worn or damaged fdclion wheel

CORRECTION

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Replace defective

plug

Use carburetor bowl drain to flush and refill with fresh fuel

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Clean fuel line; check tuel supply; add fresh

 

fuel (gasoline/oil mixture if 2 cycle engine)

 

 

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setchoke level" to RUN

position

...........

 

Use carburetor bowl drain to flush and reflti with fresh fuel

Adjust carburetor,

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Stop engine immediately and disconnect spark plug wire Tighten all bolts and make all necessary repairs If vibration continues, have the unit serviced by a competent repairman

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Replace drive belt

Adjust traction drive cable

Replace friction wheel

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........

Unit fails to discharge snow

Auger

drive belt loose

or damaged

Adjust

auger

drive

belt;

replace

if damaged

 

Auger control cable not adjusted

Adjust

auger

control

cable

 

 

 

correctly

 

 

 

 

 

 

 

 

 

 

 

Shear boll

broken

 

Replace

shear bolt

 

 

 

 

 

Discharge

chute clogged

Stop engine

immediately

and

disconnect

spark

plug wire

 

 

 

 

Clean discharge chute and inside of auger housing

Foreign

abject lodged

in auger

Stop engine

immediately

and disconnect

spark

plug wire

 

 

 

 

Remove

object from auger

 

 

 

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Unit

rides up

 

Weight transfer disengaged

Engage weight transfer pedal

 

28

Page 28
Image 28
Craftsman 536.88502 owner manual Trouble Cause, Correction