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  Snowthrower Troubleshooting 

SINGLE-STAGE SNOWTHROWERS

 

NOTE: Before attempting any of the following repairs, shut off unit and disconnect spark plug.

Complaint

Possible Causes

Correction

Auger does not rotate when lever is engaged.

-   An object is jammed in the Auger Housing

 

-   Cable conduit is frozen

 

 

-   Incorrect belt tension

 

 

-   Belt worn or broken

-   Clear Auger Housing

 

 

-      Thaw conduit & lube with penetrating oil

 

-      Adjust belt tension (see Owner's Manual)

 

-      Replace belt (see Owner's Manual)

 

Snow discharge distance has decreased with no change in engine RPM

-   Incorrect belt tension

 

 

-   Belt worn or broken

-      Adjust belt tension (see Owner's Manual)

 

-      Replace belt (see Owner's Manual)

 

Unit fails to thoroughly clean snow

-    Auger blades not completely contacting the ground

 

-    Auger blades worn

-      Tilt unit forward slightly when operating

 

-      Replace auger (See Owner's Manual or Authorized Service Center)

 

 

DUAL-STAGE SNOWTHROWERS

 

NOTE: Before attempting any of the following repairs, shut off unit and disconnect spark plug.

Complaint

Possible Causes

Correction

Auger does not rotate when lever is engaged.

-   Shear bolts are broken

 

-   An object is jammed in the Auger Housing

 

-   Cable conduit is frozen

 

 

-   Incorrect belt tension

 

 

-   Belt worn or broken

-   Replace Shear Bolts

 

-   Clear Auger Housing

 

 

-      Thaw conduit & lube with penetrating oil

 

-      Adjust belt tension (see Owner's Manual)

 

-      Replace belt (see Owner's Manual)

 

Snow discharge distance has decreased with no change in engine RPM

-   Incorrect belt tension

 

 

-   Belt worn or broken

-      Adjust belt tension (see Owner's Manual)

 

-      Replace belt (see Owner's Manual)

 

Unit fails to drive when lever is engaged

-    Incorrect belt tension

 

 

-    Belt worn or broken

 

 

 

-   Friction wheel worn

-      Adjust traction drive cable (see Owner's Manual)

 

-      Replace belt (See Owner's Manual or Authorized Service Center)

 

-      Replace wheel (See Owner's Manual or Authorized Service Center)

 

Speed select is in forward gear and unit moves in reverse

-   Incorrect speed select adjustment

-      Adjust speed select (See Owner's Manual or Authorized Service Center)

 

 




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