MTD Troy-Bilt warranty Trouble Shooting, Problem Cause Remedy

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Problem		Cause		Remedy

Engine fails to start	1.	Choke not in ON position.	1.	Move choke to ON position.
	2.	Spark plug wire disconnected.	2.	Connect wire to spark plug.
	3.	Fuel tank empty or stale fuel.	3.	Fill tank with clean, fresh gasoline.
	4.	Engine not primed.	4.	Prime engine as instructed in
				“Operating Your Snow Thrower”.
	5.	Faulty spark plug.	5.	Clean, adjust gap, or replace.
	5.	Faulty spark plug.
	6.	Blocked fuel line.	6.	Clean fuel line.
	6.	Blocked fuel line.
	7.	Safety key not in ignition on engine.	7.	Insert key fully into the switch.
	7.	Safety key not in ignition on engine.
	8.	Fuel shut-ff valve closed. (If Equipped)	8.	Open fuel shut-off valve.
	8.	Fuel shut-ff valve closed. (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; fill tank with clean,
				fresh gasoline.
	3.	Water or dirt in fuel system.	3.	Drain fuel tank. Refill with
				fresh fuel.
	4.	Carburetor out of adjustment.	4.	Contact Service Center.

Engine overheats	1.	Carburetor not adjusted properly.	1.	Contact Service Center.

Excessive	1.	Loose parts or damaged auger.	1.	Stop engine immediately and
Vibration				disconnect spark plug wire. Tighten
				all bolts and nuts. If vibration
				continues, have unit serviced by a
				Service Center.

Loss of power	1.	Spark plug wire loose.	1.	Connect and tighten spark plug
				wire.
	2.	Gas cap vent plugged.	2.	Remove ice and snow from gas
				cap. Be certain vent is clear.
	3.	Exhaust port plugged.	3.	Contact Service Center.

Unit fails	1.	Drive control cable in need of adjust-	1.	Adjust drive control cable. Refer to
to propel itself		ment.		“Adjustments”.
	2.	Drive belt loose or damaged.	2.	Replace drive belt.
	3.	Friction wheel worn.	3.	Replace friciton wheel.

Unit fails	1.	Chute assembly clogged.	1.	Stop engine immediately and
to discharge snow				disconnect spark plug wire. Clean
				chute assembly and inside of
				auger housing with clean-out tool
				or a 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 a stick.
	3.	Auger control cable in need of adjust-	3.	Refer to “Auger Control Test” .
		ment.
	4.	Auger belt loose or damaged.	4.	Refer to Maintenance section.
	5.	Shear pin(s) sheared.	5.	Replace with new shear pin(s).

8

Trouble-

Shooting

NOTE: This section addresses minor service issues. For further details, contact customer assistance.

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Contents 769-04094 06/10/08 Two-Stage Snow ThrowerTable of Contents Finding and Recording Model NumberCustomer Support There are rotating blades inside Safety SymbolsDo not use the engine’s electric starter in the rain Your Responsibility Restrict the useTraining Safe Operation PracticesPreparation Your ResponsibilityOperation Maintenance & StorageDo not modify engine Average Useful LifeSetting Up Your Snow Thrower Alternator Lead Lamp Wire Clean-Out Tool Final AdjustmentsDrift Cutters If Equipped Skid Shoes Check the adjustment of the auger control as followsTire Pressure Pneumatic Tires Auger ControlKnow Your Snow Thrower Operating Your Snow Thrower$26% #/.42 Stopping The Engine Gas & Oil Fill-UpTo Engage Drive To Engage AugersOperating Tips Always observe safety rules when performing any maintenanceGeneral Recommendations If possible, remove snow immediately after it fallsMaking AdjustmentsShift Rod Drive ControlChute Bracket Adjustment Chute AssemblySee Figure Adjust skid shoes as follows Auger ControlMaintaining Your Snow Thrower LubricationReplacing Belts Remove Loosen Auger BeltPulley Slot Drive BeltChanging Friction Wheel Rubber Using a 3/4 wrench, hold the hex shaftSecure with the cupped washer and hex bolt removed earlier Friction WheelOff-Season Storage Problem Cause Remedy Trouble Shooting12.08.06 WarrantyFor parts and/or accessories refer to customer support on 4554 428 Styles K & LAdressez-vous au «Service après-vente» Parts List Pièces DétachéesTorque to 21 ft./lbs. maximum 305-342 cc618-04514 Worm Gear Box Ass’y w/ grease fitting Carter d’engrenages moitié CG avec raccord graisse With or without grease fittingsFor parts and/or accessories refer to customer support on 100 100 101Part RÉF Pièce Description Description Roue Jante Roulement Soupape dair 29.08For parts and/or accessories refer to customer support on Page Garantie la annule GarantieLubrification de et ’entretien conseilsDépannage Solution Causes ProblèmeUse PropreAccompagne qui moteur du d’utilisation notice la dans Jours, 30 de plus pendant entreposé être doit moteur le SiEntretien Frottement de Roue’essieu de Poulie la De Fente Et commandes lesMoteur du Tout empêcher pourÉloignez ’enlevezBoulon l’autre retirez Roues LubrificationVitesse de ment ’engrenageRéglages Vitesses de levier du Tige Des l’entraînement de Commande’essieu Support de’utilisation Conseils Général d’ordre RecommandationsToucher Les de Évitez .65C 150F dépasser’huile et d’essence Pleins Faites NeGoulotte la de dégagement de Outil Goulotte la de Commande Roues des d’orientation CommandeGoulotte la de direction Fonctions 2 àSouffleuse la de Commandes Support le sur Tiques pneuma Bandages pneus des PressionSouffleuse de Modèle 679-390 OEM Modèles les TousGoulotte la de dégagement de Outil Pièce CetteDents les avec bien s’engrène manivelle la de hélicoïdale La Voir .«Réglages» chapitre le Consultez .goulotte la dePartie la que manière de ajusté être peut goulotte la de Manivelle la de support le est, besoin Si RemarqueGoulotte la de manivelle la de Montage Goulotte la de InstallationGuidon du Montage ’assemblage pour requis ArticlesResponsabilité Votre Remisage et EntretienMoyenne utile vie de Durée Gaz de émissions les concernant AvisFormation PréparationVotre MentMachine la d’utiliser Sécurité de SymbolesModèle de numéro le trouver Pour Vente-après ServiceMatières des Table ’utilisation La voir détachées PiècesPhases deux neige à Souffleuse Ca.troybilt.www06/10/08