SECTION 8: TROUBLE SHOOTING GUIDE

Trouble

Possible Cause(s)

Corrective Action

 

 

 

 

 

Engine fails to start

1.

Fuel tank empty, or stale fuel.

1.

Fill tank with clean, fresh gasoline. Fuel becomes stale

 

 

 

 

after thirty days.

 

2.

Blocked fuel line.

2.

Clean the fuel line.

 

3.

Choke not in the ON position

3.

Move switch to the ON position

 

4.

Faulty spark plug.

4.

Clean, adjust gap or replace.

 

5.

Safety key not in ignition

5.

Insert the key fully into the switch.

 

 

switch on engine.

 

 

 

6.

Spark plug wire disconnected.

6.

Connect spark plug wire.

 

7.

Primer button not being used

7.

Refer to the engine manual.

 

 

properly.

 

 

 

8.

Fuel shut-off valve closed.

8.

Open fuel shut-off valve.

Engine runs erratic

1.

Unit running on CHOKE.

1.

Move the choke lever to OFF position.

 

2.

Blocked fuel line or stale fuel.

2.

Clean the fuel line; fill the tank with clean, fresh gasoline.

 

3.

Water or dirt in the fuel

3.

Drain the fuel tank and carburetor. Refill with fresh fuel.

 

 

system.

 

 

Loss of power

1.

Spark plug wire loose.

1.

Connect and tighten spark plug wire.

 

2.

Gas cap vent hole plugged.

2.

Remove ice and snow from gas cap. Be certain vent hole

 

 

 

 

is clear.

Excessive

1.

Loose parts or damaged

1.

Stop the engine immediately and disconnect the spark

vibration

 

auger.

 

plug wire. Tighten all bolts and nuts. If vibration continues,

 

 

 

 

have the unit serviced by an authorized service dealer.

Unit fails

1.

Traction control cable in need

1.

Adjust traction control cable. Refer to Making Adjustments

to propel itself

 

of adjustment.

 

Section.

 

2.

Drive belt loose or damaged.

2.

Replace drive belt. Refer to the Service Section.

 

 

 

 

 

Unit fails

1.

Discharge chute clogged.

1.

Stop engine and disconnect spark plug wire. Clean

to discharge snow

 

 

 

discharge chute and inside of auger housing.

 

2.

Foreign object lodged in

2.

Stop engine immediately and disconnect spark plug wire.

 

 

auger.

 

Remove object from auger.

 

3.

Auger control cable in need of

3.

Adjust auger control cable. Refer to the Making

 

 

adjustment.

 

Adjustments Section.

 

4.

Auger belt loose or damaged.

4.

Refer to Service Section.

 

5.

Shear bolt sheared.

5.

Replace shear bolt.

Electric chute fails

1.

Loose electrical connections.

1.

Make sure all connections are tight and fully installed.

to turn

2.

Blown Fuse.

2.

Replace with new 5 amps fuse. (Fuse is located under

 

 

 

 

handle panel near switch connector.)

Electric chute

1.

Switch connector installed

1.

Unplug the switch connector under the handle panel. Turn

turns in opposite

 

backwards

 

connector 180° and reconnect.

direction of the

 

 

 

 

switch

 

 

 

 

Heated grips are

1.

Loose electrical connections.

1.

Under the handle panel, check connections from the

not creating heat

 

 

 

handles to the wiring harness.

 

2.

Blown fuse.

2.

Replace with new 5 amps fuse under the handle panel

 

 

 

 

near crank switch connector.

 

3.

Faulty heated handles grip.

3.

Have the grips checked at an authorized service dealer.

 

 

 

 

NOTE: If one heated handles grip fails, both grips will not

 

 

 

 

function.

NOTE: For repairs beyond the minor adjustments listed above, please contact your local Cub Cadet dealer.

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Cub Cadet 31AH4Q3G100 manual Trouble Shooting Guide, Trouble Possible Causes Corrective Action