MTD E663G manual Troubleshooting, Problem, Cause, Remedy

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 shut-off valve closed.	8.	Open fuel shut-off valve.
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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