Craftsman 917.276920 manual Troubleshootingchart, Problem Cause Correction, Loss of power

Models: 917.276920

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TROUBLESHOOTINGCHART:

See appropriate section in manual unless directed to Sears service center

PROBLEM

CAUSE

 

 

 

 

 

 

CORRECTION

 

 

 

 

Loss of power

6.

Faulty

spark

plug.

 

6.

Clean

and

regap

or

change

(continued)

 

 

 

 

 

 

 

 

 

spark

plug.

 

 

 

 

 

7.

Dirty

fuel

filter.

 

 

 

7.

Replace

fuel

filter.

 

 

8.

Stale

or

dirty fuel.

 

8.

Empty fuel tank and refill tank

 

 

 

 

 

 

 

 

 

 

with fresh,

clean

 

gasoline.

 

9.

Water

in fuel.

 

 

 

9.

Empty

fuel tank and carbure-

 

 

 

 

 

 

 

 

 

 

tor, refill tank with fresh gas-

 

 

 

 

 

 

 

 

 

 

oline and replace fuel filter.

 

10. Spark

plug

wire

loose.

10.

Connect

and

tighten

spark

 

 

 

 

 

 

 

 

 

 

plug

wire.

 

 

 

 

 

 

11.

Dirty

engine

air

screen/fins.

11.

Clean

engine

air

screen/fins.

 

12.

Dirty/clogged

 

muffler.

12.

Clean/replace

muffler.

 

13. Loose

or

damaged

wiring.

13.

Check

all

wiring.

 

 

 

 

14. Carburetor

 

out

 

of adjustment.

14.

See "To Adjust

Carburetor"

 

 

 

 

 

 

 

 

 

 

in Service

and

Adjustments

 

 

 

 

 

 

 

 

 

 

section.

 

 

 

 

 

 

 

15. Engine valves

out of

15.

Contact

a Sears

 

or

other

 

 

adjustment,

 

 

 

 

 

qualified

service

 

center.

Excessive

1.

Worn,

bent

or

loose

blade.

1.

Replace

blade.

Tighten blade

vibration

 

 

 

 

 

 

 

 

 

bolt.

 

 

 

 

 

 

 

 

2.

Bent

blade

mandrel.

 

2.

Contact

a Sears

 

or

other

 

 

 

 

 

 

 

 

 

 

qualified

service

 

center.

 

3.

Loose/damaged

 

part(s).

3.

Tighten

loose

part(s).

 

 

 

 

 

 

 

 

 

 

Replace

damaged

parts.

Engine dies when tractor is shifted

into reverse

Engine continues to run when

operator leaves seat with

attachment

,Reverse operation system (ROS) is not "ON" while mower or other attachment is engaged.

,Faulty operator-safety presence control system.

,

,

Turn ignition key to ROS "ON" position. See Operation section.

Check wiring, switches and connections. If not corrected, contact a Sears or other

qualified service center.

clutch engaged

Poor cut - uneven

,

Worn,

bent

or loose blade.

1.

Replace blade. Tighten blade

 

 

 

 

 

 

bolt.

 

2.

Mower

deck

not level.

2.

Level mower deck.

3.Buildup of grass, leaves, and 3. Clean underside of mower

 

trash

under

mower.

 

 

housing.

 

 

4.

Bent

blade

mandrel.

 

4.

Contact

a Sears

or other

 

 

 

 

 

 

 

 

qualified

service

center.

5.

Clogged

mower

deck

vent

5.

Clean

around mandrels to

 

from

build-up

of grass,

leaves,

 

open

vent holes.

 

 

and

trash

around

mandrels.

 

 

 

 

 

32

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Craftsman 917.276920 manual Troubleshootingchart, Problem Cause Correction, Loss of power, Poor cut uneven