Husqvarna 521SSR, 521SSE manual Trouble Shooting Chart, Problem Look for Remedy

Models: 521SSR 521SSE

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TROUBLE SHOOTING CHART

PROBLEM

LOOK FOR

REMEDY

 

 

 

Difficult starting

Defective spark plug.

Replace defective spark plug.

 

 

 

Engine runs erratically

Blocked fuel line.

Clean fuel line.

 

 

 

 

Empty gas tank.

Check fuel supply,

 

 

 

 

Stale gasoline.

Add fresh gasoline.

 

 

 

 

Water or dirt in fuel system.

Remove carburetor bowl to drain fuel tank. Refill

 

 

with fresh fuel. CAUTION: Do not remove

 

 

carburetor bowl when the engine is hot.

 

 

 

Engine stalls

Unit running on CHOKE.

Set choke lever to RUN position.

 

 

 

Loss of power

Gas cap vent hole is plugged.

Remove ice and snow from cap. Be sure vent

 

 

hole is clear.

 

 

 

Excessive vibration

Loose parts.

Stop engine immediately and remove spark plug

 

 

wire. Tighten all bolts and make all necessary

 

 

repairs. If vibration continues, have the unit

 

 

serviced by a competent repairman.

 

 

 

Unit fails to propel

Drive belt loose or damaged.

Replace drive belt. Refer to Drive Belt

itself

 

Replacement in the Maintenance section of this

 

 

manual.

 

 

 

 

Incorrect adjustment of traction drive

Adjust traction drive cable. Refer to Cable

 

cable.

Adjustment in the Maintenance section of this

 

 

manual.

 

 

 

Unit fails to discharge

Auger drive belt loose or damaged.

Replace or adjust auger drive belt. Refer to Drive

snow

 

Belt Replacement and Drive Belt Adjustment in

 

 

the Maintenance section of this manual.

 

 

 

 

Auger control cable not adjusted

Adjust auger control cable. Refer to Cable

 

correctly.

Adjustment in the Maintenance section of this

 

 

manual.

 

 

 

 

Discharge chute clogged.

Stop engine immediately and disconnect spark

 

 

plug wire. Refer to the first Warning in

 

 

Snowthrower Operation in the Operation

 

 

section of this manual. Clean discharge chute

 

 

and inside of auger housing.

 

 

 

 

Foreign object lodged in auger.

Stop engine immediately and disconnect spark

 

 

plug wire. Remove object from auger housing.

 

 

 

Identifying Your Snowthrower

Your new snowthrower has two (2) identifying numbers: (1) unit model number: (2) unit serial number. The two preceding numbers are required to insure that the proper replacement parts are obtained when required. If you have any questions concerning parts, service, or technical data, contact your nearest Authorized dealer.

For complete warranty information refer to the warranty in the Owner’s Information section of this manual.

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Husqvarna 521SSR, 521SSE manual Trouble Shooting Chart, Problem Look for Remedy