SECTION 10: TROUBLESHOOTING
Problem | 
  | Cause | 
  | Remedy | 
  | 
  | 
  | 
  | 
  | 
Engine fails to start  | 1.  | Fuel tank empty, or stale fuel.  | 1.  | Fill tank with clean, fresh gasoline.  | 
  | 
  | 
  | 
  | Fuel becomes stale after thirty days  | 
  | 
  | 
  | 
  | unless a fuel stabilizer is used.  | 
  | 2.  | Blocked fuel line.  | 2.  | Clean the fuel line.  | 
  | 3.  | Choke not in ON position  | 3.  | Move switch to ON position  | 
  | 4.  | Faulty spark plug.  | 4.  | Clean, adjust gap or replace.  | 
  | 5.  | Safety key not in ignition switch on engine.  | 5.  | Insert the key fully into the switch.  | 
  | 6.  | Spark plug wire disconnected.  | 6.  | Connect spark plug wire.  | 
  | 7.  | Primer button not being used properly.  | 7.  | Refer to the engine manual for proper  | 
  | 
  | 
  | 
  | priming instructions.  | 
  | 8.  | Fuel   | 8.  | Open fuel   | 
Engine runs erratic  | 1.  | Unit running on CHOKE.  | 1.  | Move choke lever to OFF position.  | 
  | 2.  | Blocked fuel line or stale fuel.  | 2.  | Clean fuel line. Refill with fresh fuel.  | 
  | 3.  | Water or dirt in fuel system.  | 3.  | Drain fuel tank and carburetor. Refill  | 
  | 
  | 
  | 
  | with fresh fuel.  | 
  | 4.  | Carburetor out of adjustment.  | 4.  | Refer to the engine manual packed  | 
  | 
  | 
  | 
  | with your unit or have carburetor  | 
  | 
  | 
  | 
  | adjusted by an authorized engine  | 
  | 
  | 
  | 
  | service dealer.  | 
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.  | 
  | 3.  | Exhaust port plugged.  | 3.  | Refer to the Maintenance section of  | 
  | 
  | 
  | 
  | the engine manual.  | 
Engine overheats  | 1.  | Carburetor not adjusted properly.  | 1. Refer to the engine manual or have  | |
  | 
  | 
  | 
  | the carburetor adjusted by an  | 
  | 
  | 
  | 
  | authorized engine service dealer.  | 
Excessive vibration  | 1.  | Loose parts or damaged auger.  | 1.  | Stop engine immediately and  | 
  | 
  | 
  | 
  | disconnect spark plug wire. Tighten all  | 
  | 
  | 
  | 
  | bolts and nuts. If vibration continues,  | 
  | 
  | 
  | 
  | have unit serviced by an authorized  | 
  | 
  | 
  | 
  | service dealer.  | 
Unit fails  | 1.  | Traction control cable in need of  | 1.  | Adjust traction control cable. Refer to  | 
to propel itself  | 
  | adjustment.  | 
  | Section 6 of this manual.  | 
  | 2.  | Drive belt loose or damaged.  | 2.  | Replace drive belt. Refer to Section 8  | 
  | 
  | 
  | 
  | of this manual.  | 
Unit fails  | 1.  | Discharge chute clogged.  | 1.  | Stop engine immediately and  | 
to discharge snow  | 
  | 
  | 
  | disconnect spark plug wire. Clean  | 
  | 
  | 
  | 
  | chute area and auger housing.  | 
  | 2.  | Foreign object lodged in auger.  | 2.  | Stop engine immediately and  | 
  | 
  | 
  | 
  | disconnect spark plug wire. Remove  | 
  | 
  | 
  | 
  | object from auger.  | 
  | 3.  | Auger control cable in need of adjustment.  | 3.  | Adjust auger control cable. Refer to  | 
  | 
  | 
  | 
  | Section 6 of this manual.  | 
  | 4.  | Auger belt loose or damaged.  | 4.  | Refer to Section 8 of this manual.  | 
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