MTD 769-03342 warranty Trouble Shooting, Problem, Cause, Remedy

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Problem

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 hole plugged.	2.	Remove ice and snow from gas
				cap. Be certain vent hole 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.

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 OPERATOR’S MANUAL READ SAFETY RULES AND INSTRUCTIONSTwo-Stage Snow Thrower CAREFULLY BEFORE OPERATING EQUIPMENTTable of Contents Finding and Recording Model NumberCustomer Support result in personal injury. When you see this symbol, HEED Safety Labelsin this manual and on the machine ITS WARNING Your Responsibility Restrict the usePractices Safe OperationTraining PreparationSafe Operation Practices Maintenance & StorageOperation Do not modify engineItems Required For Assembly Setting Up Your Snow ThrowerBefore Assembly Loose PartsAttaching the Shift Rod Attaching the Chute AssemblyClean-Out Tool Figure 9clean snow and ice from the chute assembly or auger housingthrower in heavy drift conditions WARNING Never use your hands toA B Skid ShoesTire Pressure Pneumatic Tires Know Your Snow Thrower Operating Your Snow ThrowerR R1 Shift LeverDrive Control / Auger Control Lock Chute Clean-Out ToolTwo-Way Chute Control Ignition KeyStarting The Engine Gas & Oil Fill-UpElectric Starter on certain models If you have a grounded three-prong receptacle, proceed as followsTo Engage Augers To Engage DriveOperating Tips General RecommendationsMaking Adjustments2. Raise or lower the skid shoe to desired position See Figure Adjust skid shoes as follows3. Retighten the hex nuts loosened earlier 4. Repeat on the other side of the snow throwerDrive and Shifting Mechanism Maintaining Your Snow ThrowerEngine WheelsAuger Belt Replacing BeltsDrive Belt and auger beltsfriction wheel assembly and hold assembly in position Friction Wheel AssemblyChanging Friction Wheel Rubber Remove hex screw and washer Hex ShaftOff-Season Storage Problem Trouble ShootingCause RemedyFOUR YEAR SUPREME WARRANTY WarrantyFor parts and/or accessories refer to customer support on page Adressez-vous au «Service après-vente»à la page 2 pour ce qui concerne les pièces et/ou accessoires 6919 à la page 2 pour ce qui concerne les pièces et/ou accessoires Parts List Pièces détachéesPART N DESerrez à un couple14 de 20-30 po-lb 85 Torque to 20-30 in./lbsremonter la boîte dengrenages, remplissez 49 légèrement au-dessus du goudron 24 Réglez-la au maximum enAdressez-vous au «Service après-vente» N DE PARTDESCRIPTION PIÈCESTYLE #3 STYLE #6Mettez à la masse le conducteur de terrede 325-550 po-lb Serrez à un coupleOHV 318 cc Tec. OHV 14 358 ccN DE PARTDESCRIPTION PIÈCEPART Wheel AssemblyN DE DESCRIPTIONFor parts and/or accessories refer to customer support on page 2 page on support customer to refer accessories and/or parts For ANS QUATRE DE SUPRÊME GARANTIE Garantiefrottement Dépannage SolutionCauses Problèmesaison hors Remisage AVERTISSEMENTà carburant le Videz gaz d’entretien Régime 33 Figure32 Figure 30 Figure 31 Figure29 Figure 28 FigureÉloignez 27 Figure23 Figure 25 Figurevitesse de ment Roues22 Figure 21 Figureplate lame la et Réglagessol le entre maximal ment 19 Figure1 Figure vérifiez et l’entraînement de commande la Débrayezd’essieu support deAVERTISSEMENT souffleuse la de Utilisationtarières les embrayer Pour transmission la embrayer Pourélectrique démarreur le d’utiliser d’huile et d’essence Pleinsavant instructions les toutes sement soigneu Suivez .conducteur le blessergoulotte la dégager tarière la de commande la de /Blocage l’entraînement de Commandede d’essayer avant immobilisées soient se pièces les toutes que ce jusqu’àmoteur de Commandes souffleuse la de Commandesdirection de Commande Commandetiques montage de Instructionspneuma Bandages pneus des Pression sécurité votre compromettreInstructions montage deAVERTISSEMENT 10 Figurevitesses de levier du tige la de Installation montage de Instructionsgoulotte la de Installation tige la installé, bien pas n’est raccord le Si REMARQUEREMARQUE 3 FigureLes REMARQUE Cette REMARQUERemisage et Entretien sécurité de ConsignesSYMBOLE! CE ACCOMPAGNE QUI L’AVERTISSEMENT RESPECTEZ moyenne utile vie de Duréede Consignes sécuritéUtilisation Préparationest goulotte la de dégagement de outil Un sécurité de Étiquettesvente-après Service modèle de numéro le trouver Pourmatières des Table D’UTILISATION NOTICE phases deux à neige à Souffleuses