CAUSE

"TROUBLE

Difficult starting

Engine runs erratically

CAUSE

 

 

 

 

CORRECTION

 

 

J,

 

H =,,=l

 

H,L

H ,,,

H .1

=

fuel tank

HN=I .H HN,=_I

H

=l =l

Stale

fuel mixture

 

 

 

Drain

Fill with fresh

mixture

 

 

 

, , ==lill

=

i

, L =l

,=

 

HH,,,

............,,,

I I HI= = ..

I

Too much oil in mixture

 

 

Check fuel mix chart and mix fresh fuel

 

 

 

 

 

 

 

 

 

1111

=

 

N i....

 

, =

==l H.,=

i,H.

 

IHNHH.l=

H l=,. HHHI '1

Dirt in fuel tank or out of fuel

Clean fuel tank, Fuel tank should be half full

 

 

 

 

 

 

 

 

 

 

 

 

when starting engine

 

 

 

i i i

=lq

 

 

 

 

 

 

 

 

 

Engine will not run at

Carburetor out of adjustment

 

 

full speed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fouled spark plug

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

H Hi

H,,

 

 

 

 

 

Plugged

air cleaner

 

 

 

 

 

 

 

 

 

 

 

 

!,,

,/

H

HI

=

Engine

speed

does

not

Debris interferring

with throttle linkage

increase

properly

 

 

 

 

 

 

 

 

 

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

,1

 

ii

illlllll= =ll,l,,,i,l_

 

 

ii i..

=l

 

 

Engine

 

smokes

 

Plugged

air cleaner

 

 

 

 

excessively

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Too much oil in fuel mixture

 

 

=

 

 

 

 

 

 

 

 

 

 

 

 

Tines

continue

to

 

Carburetor out of adjustment

 

 

rotate

when throttle

the

 

 

 

 

 

 

 

 

control

is released

 

 

 

 

 

 

 

 

 

=1

=

 

HI

H

 

i=

ii=

, =l=

 

 

 

 

Tines

will not

turn

 

Foreign

object

lodged

in tine

 

 

 

 

 

 

 

 

L

 

==

ii.

i ii.,i.

 

Unit does not till

 

Incorrect

fine installation

 

 

 

properly

 

 

 

 

 

 

 

 

 

 

 

See carburetor adjustment section

Clean and re-gap plug

i

HliHl=

H.,Jl

,

Clean and re-oil air cleaner

HHi"LH.

Blow did and debris off top of carburetor

Clean and re-oil air cleaner

Check fuel mix chart and mix fresh fuel

Adjust carburetor idle speed See Carburetor Adjustment paragraph in

Service/Adjustments section of this manual

H,,,

H,IH=

l=,,,=

Remove lodged item See Keep

Tiller/Cutlivator Clean paragraph in the Operation section of this manual

liH.....,J ===l,=

= 1.

1, i

1,

.HHHH,

Check the tines for proper installation See the Tine Replacement paragraph in the

ServicetAdjustment section of this manual

19

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Image 19
Craftsman 536.7975 manual Trouble, Cause, Correction