TROUBLESHOOTING CHART:

See appropriate section in manual unless directed to Sears service center

PROBLEM

Will not start

Hard to start

Engine will not turn over

Engine clicks but will not start

Loss of power

 

CAUSE

 

 

 

 

 

 

 

 

 

CORRECTION

 

 

 

 

 

1

Out

of

fuel.

 

 

 

 

 

 

 

1

Fill fuel

tank.

 

 

 

 

 

 

2

Engine

 

not

"CHOKED"

properly.

2

See

"TO

START

ENGINE"

in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Operation

 

section.

 

 

 

 

Engine

 

flooded.

 

 

 

 

 

3

Wait

several

minutes

before

 

 

 

 

 

 

 

 

 

 

 

 

 

 

attempting

 

to

start.

 

 

 

4

Bad

spark

 

plug.

 

 

 

 

4

Replace

 

spark

plug.

 

 

 

5

Dirty

air

filter.

 

 

 

 

 

 

!5

Clean/replace

 

air filter.

 

 

6

Dirty

fuel

filter.

 

 

 

 

 

6

Replace

 

fuel

filter.

 

 

 

7

Water

in fuel.

 

 

 

 

 

 

7

Empty

fuel

tank

and

carburetor,

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

refill tank with fresh gasoline and

 

 

 

 

 

 

 

 

 

 

 

 

 

 

replace

fuel

filter.

 

 

 

8

Loose

or

damaged

 

wiring.

 

8

Check

all

 

wiring.

 

 

 

 

9

Carburetor

 

out

of

adjustment.

9

See

"To Adjust

 

Carburetor"

in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service

and

Adjustments

 

section.

10

Engine

 

valves

 

out

 

of adjustment.

10

Contact

a

Sears

or other

 

qualified

 

 

 

 

 

 

 

 

 

 

 

 

 

 

service

center.

 

 

 

 

 

1

Dirty

air

filter.

 

 

 

 

 

 

1

Clean/replace

 

air filter.

 

 

2

Bad

spark

 

plug.

 

 

 

 

2

Replace

 

spark

plug.

 

 

 

3

Weak

or

dead

battery.

 

 

3

Recharge

 

or

replace

battery.

4

Dirty

fuel

filter.

 

 

 

 

 

4

Replace

 

fuel

filter.

 

 

 

!5

Stale

 

or

dirty

fuel.

 

 

 

 

!5

Empty

fuel

tank

and

refill

 

tank

 

 

 

 

 

 

 

 

 

 

 

 

 

 

with fresh,

clean

gasoline.

 

 

6

Loose

or

damaged

 

wiring.

 

6

Check

all

 

wiring.

 

 

 

 

7

Carburetor

 

out

of

adjustment.

7

See

"To Adjust

 

Carburetor"

in

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service

and

Adjustments

 

section.

8

Engine

 

valves

 

out

 

of adjustment.

8

Contact

a

Sears

or other

 

qualified

 

 

 

 

 

 

 

 

 

 

 

 

 

 

service

center.

 

 

 

 

 

1

Clutch/brake

 

pedal

not

depressed.

1

Depress

clutch/brake

pedal.

2

Attachment

clutch

 

is engaged.

2

Disengage

 

attachment

clutch.

3

Weak

or

dead

battery.

 

 

3

Recharge

 

or

replace

battery.

4

Blown

fuse.

 

 

 

 

 

 

 

4

Replace

 

fuse.

 

 

 

 

 

!5

Corroded

 

battery

terminals.

 

!5

Clean

 

battery

 

terminals.

 

 

6

Loose

or

damaged

 

wiring.

 

6

Check

all

 

wiring.

 

 

 

 

7

Faulty

ignition

 

switch.

 

 

7

Check/replace

 

ignition

switch.

8

Faulty

solenoid

or

 

starter.

 

8

Check/replace

 

solenoid

or starter.

9

Faulty

operator

presence

 

9

Contact

a

Sears

or other

 

qualified

 

switch(es).

 

 

 

 

 

 

 

 

 

service

center.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

Weak

or

dead

battery.

 

 

1

Recharge

 

or

replace

battery.

2

Corroded

 

battery

terminals.

 

2

Clean

 

battery

 

terminals.

 

 

3

Loose

or

damaged

 

wiring.

 

3

Check

all

 

wiring.

 

 

 

 

4

Faulty

solenoid

or

 

starter.

 

4

Check/replace

 

solenoid

or starter.

1

Cutting

 

too

much

grass/too

fast.

1

Raise

cutting

height/reducespeed.

2

Throttle

in

"CHOKE"

position.

2

Adjust

throttle

control.

 

 

 

3

Build-up

of

grass,

 

leaves

and

3

Clean

 

underside

of mower

 

 

trash

 

under

mower.

 

 

 

 

housing.

 

 

 

 

 

 

 

 

4

Dirty

air

filter.

 

 

 

 

 

 

4

Clean/replace

 

air filter.

 

 

!5

Low

oil

level/dirty

oil.

 

 

5

Check

oil

 

level/change

oil.

6

Faulty

spark

plug.

 

 

 

 

6

Clean

®ap

 

or changesparkplug.

7

Dirty

fuel

filter.

 

 

 

 

 

7

Replace

 

fuel

filter.

 

 

 

8

Stale

 

or

dirty

fuel.

 

 

 

 

8

Empty

fuel

tank

and

refill

 

tank

 

 

 

 

 

 

 

 

 

 

 

 

 

 

with fresh,

clean

gasoline.

 

 

28

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Craftsman 917.289360, YT 4000 owner manual Cause, Problem, Correction