Troubleshooting, Problem Cause Remedy

SECTION 8: TROUBLESHOOTING

Problem		Cause		Remedy

Engine fails to start.	1.	Fuel tank empty, or stale fuel.	1.	Fill tank with fresh gasoline.
	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.
	8.	Fuel shut-off valve closed. (If Equipped)	8.	Open fuel shut-off valve. (If Equipped)
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 and fill tank with clean, fresh
				gasoline.
	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.
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 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.	Drive control cable in need of adjustment.	1.	Adjust drive control cable. Refer to
to propel itself.				Adjustments.
	2.	Drive belt loose or damaged.	2.	Replace drive belt.
Unit fails	1.	Chute assembly clogged.	1.	Stop engine immediately and disconnect
to discharge snow.				spark plug wire. Clean chute and inside of
				auger housing with clean-out tool or stick.
	2.	Foreign object lodged in auger.	2.	Stop engine immediately and disconnect
				spark plug wire. Remove object from auger
				with clean-out tool or stick.
	3.	Auger control cable in need of adjustment.	3.	Refer to Auger Control Test on Page 10.
	4.	Auger belt loose or damaged.	4.	Refer to Adjustments.
	5.	Shear bolt(s) sheared.	5.	Replace shear bolt(s).

NOTE: For repairs beyond the minor adjustments listed above, contact an authorized Troy-Bilt service dealer.