Craftsman 917.2759 manual Troubleshooting Chart, Loss of power, continued

Models: 917.2759

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Loss of power

TROUBLESHOOTING CHART:

See appropriate section in manual unless directed to Sears service center

PROBLEM

CAUSE

 

 

Loss of power

7.

Dirty

fuel

filter.

(continued)

8.

Stale

or

dirty fuel.

9.Water in fuel.

10.Spark plug wire loose.

11.Dirty engine air screen/fins.

12.Dirty/clogged muffler.

13.Loose or damaged wiring.

14.Carburetor out of adjustment

15.Engine valves out of adjustment.

Excessive

1. Worn, bent or loose blade.

vibration

2.Bent blade mandrel.

3.Loose/damaged part(s).

CORRECTION

7.Replace fuel filter.

8.Empty fuel tank and refill tank with fresh, clean gasoline.

9.Empty fuel tank and car buretor, refill tank with fresh gasoline and replace fuel filter.

10.Connect and tighten spark plug wire.

11.Clean engine air screen/fins.

12.Clean/replace muffler.

13.Check all wiring.

14.See "To Adjust Carburetor"

in Service and Adjustments section.

15.Contact a Sears or other qualified service center.

1.Replace blade. Tighten blade bolt.

2.Contact a Sears or other qualified service center.

3.Tighten loose part(s). Replace damaged parts.

Engine dies whet tractor is shifted

into reverse

Engine continues to run when

operator leaves seat with

attach merit

clutch engaged

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

1.Faulty operator-safety presence control system.

1.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.

Poor

cut = unever_

1.

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.

 

 

 

 

 

 

 

 

 

Mower

blades wil

1.

Obstruction

 

in clutch

 

1.

Remove

obstruction.

 

 

not rotate

 

mechanism.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Worn/damaged

 

mower

drive

2.

Replace

 

mower

drive

belt.

 

 

 

belt.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

Frozen

idler

pulley.

 

3.

Replace

 

idler

pulley.

 

 

 

 

4.

Frozen

blade

mandrel.

 

4.

Contact

a Sears

or

other

 

 

 

 

 

 

 

 

 

 

 

qualified

 

service

center.

31

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Craftsman 917.2759 manual Troubleshooting Chart, Loss of power, continued, Engine valves out of adjustment