MTD 31A-3BAD729 Operator's Manual

MTD 31A-3BAD729 Operator's Manual

Two-stage snow thrower
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Safety ,, Assembly ,, Operation ,, Tips & Techniques ,, Maintenance ,, Troubleshooting ,, Parts Lists ,, Warranty
A
O
A
AL
Tw0-Sta e n0wThr0wer-
els
iMPORTANT
READ SAFETY
RULES AND iNSTRUCTiONS
CAREFULLY
BEFORE
OPERATION
Warning:
This unit is equippedwith an internal combustionengineand shouldnot be usedon or nearany unimproved forest-covered, b rush-
coveredor grass-covered land unlesstheengine'sexhaustsystemis equippedwith a sparkarrestermeetingapplicablelocalor statelaws(if any).
If a sparkarresteris used,it shouldbe maintainedin effectiveworkingorder by the operator.In theState of Californiathe aboveis requiredbylaw
(Section4442 of the CaliforniaPublicResources Code). Otherstatesmay havesimilarlaws.Federallaws applyon federallands.A sparkarrester
for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,RO. Box361131 Cleveland,
Ohio 44136-0019.
PRINTEDIN U.S.A.
MTD LLC, P.O. BOX 361131 CLEVELAND,
OHIO 44136-0019
FORMNO.769-00747D
05/2005

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Summary of Contents for MTD 31A-3BAD729

  • Page 1 If a sparkarresteris used,it shouldbe maintainedin effectiveworkingorder by the operator.In theState of Californiathe aboveis requiredbylaw (Section4442 of the CaliforniaPublicResources Code). Otherstatesmay havesimilarlaws.Federallaws applyon federallands.A sparkarrester for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,RO. Box361131 Cleveland, Ohio 44136-0019. FORMNO.769-00747D 05/2005 PRINTEDIN U.S.A. MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019...
  • Page 2 You can locate the model plate by standing at the operating position and looking down at the rear of the snow thrower. This information will be necessary to use the manufacturer's MTD LLC P.O. 361131 web site and/or obtain assistance from the Customer Support CLEVELAND, OH 44136 Department or an authorized service dealer.
  • Page 3 Safety 1.KEEPAWAYFROMROTATING AUGER CONTACT WiTHAUGER CAN AMPUTATE HANDS AND FEET. 2.DISENGAGE CLUTCH LEVERS, STOP ENGINE, ANDREMAIN BEHIND HANDLES UNTIL A LL MOVINGPARTS HAVESTOPPEDBEFORE UNCLOGGING OR SERViCiNG M ACHINE. 3. TO AVOID THROWN OBJECTS iNJURiES, NEVER DIRECT DISCHARGE ATBYSTANDERS. USEEXTRA CAUTION WHENOPERATING ON GRAVELSURFACES.
  • Page 4 WARNING: Engine Exhaust, some of its constituents, and certain vehicle compo- nents contain or emit chemicals known to State of Californiato cause cancer and birth defects or other reproductiveharm. DANGER: This machine was built to be operated according to the rules for safe operation in this manual.
  • Page 5 Operation Maintenance & Storage 1. Donot put hands or feet near rotatingparts, inthe 1. Nevertamper withsafetydevices.Checktheir proper auger/impellerhousingor chuteassembly.Contactwiththe operationregularly.Referto the maintenanceandadjust- mentsectionsof this manual. rotatingparts can amputatehands andfeet. 2. The auger/impellercontrolleveris a safetydevice.Never 2. Beforecleaning,repairing,or inspectingmachinedisen- bypassits operation.Doingso makesthe machineunsafe gageall control leversandstop the engine.Wait untilthe and may causepersonalinjury.
  • Page 6 IMPORTANT: This unit isshippedwith the enginefull of Chute Handle oil. Afterassembly,seepage 9 for fuel and oil details. Before Assembly wire and Ground it against the engine WARNING: Disconnect t he spark plug to prevent unintended starting. NOTE:Referenceto right, left,front or rear ofthe unitis from theoperatingpositionunlessotherwisestated.
  • Page 7 Skid Shoe The spacebetweenthe shaveplateand the groundcan be adjusted.Referto Figure7 for locationof shaveplate and skid shoes. Forclose snow removal,place skid shoesin the low h Position Setup And position.Whenthe areato be clearedis uneven,place MiddlePosition skid shoes in the middleor high position.See Figure4. LowPosition NOTE:It isnot recommended that you operatethis snowthroweron gravelas loosegravelcan be easily...
  • Page 8: Controls & Features

    WARNING:Be familiar with all the controls on the snowthrower and their properoperation.Know how to stop the machine and disengagethemquickly. CompareFigure7 with yourequipmentand followdescriptionof controls,givenbelow,to get familiarwith their operation. UpperHandle DriveControl Auger Control Know StarterRope GasolineCap Chute Handle UpperChute ChuteKnob _huteAssembly Muffler Oil Fill FuelCap...
  • Page 9: Engine Oil/Gasoline

    and freefrom rust or otherforeignparticles.Make Before Starting Engine sureto wipeoff any spilledfuel beforestartingthe Engine Oil engine. The engineisshippedwith oil in it. Checkthe oil level 6. At the end of thejob, emptythe fueltank if the snow beforefirst use. throweris notgoing to be usedfor30 daysor longer. 1.
  • Page 10 14.Disconnectthe powercordfrom the receptaclefirst Electric Starter(if equipped) and thenfrom the switchboxon the engine. Somemodelsof the snowthrowermay be equipped 15.Allowthe engineto warmup for a few minutes with an optional120volt A.C.electricstarter.This becausethe enginewill not developfull poweruntilit electricstarter,with a three-wirepowercordand plug, is reachesoperatingtemperature. designedto operateon 120volt AC householdcurrent.
  • Page 11 Operating Tips cable.Over-tightening mayprevent the 1. Formost efficientsnowremoval,removesnow ARNING:Do not over-tighten the augerfrom disengaging and compro- immediately after it falls. misethe safetyof the snowthrower. 2. Dischargesnowdownwindwheneverpossible. 2. Ina well-ventilated area,startthe snow thrower Slightlyoverlapeachpreviousswath. engineas instructed e arlierin this sectionunderthe 3. Setthe skid shoes1/4"belowthe shaveplatefor Operation headingStarting Engine.Makesurethe throttleisset normalusage.The skid shoes maybe adjusted...
  • Page 12 General Recommendations Shear Pin "_ 1. Alwaysobservesafetyruleswhen performing any Cotter Pin maintenance. 2. Thewarrantyon this snowthrowerdoesnot cover Skid Shoe itemsthat havebeen subjectedto operatorabuseor negligence.Toreceivefull valuefrom the war- ranty,operatormustmaintainthe snowthroweras instructedin this manual. Periodicallycheckall fastenersand hardwareto makesurethese are tight. WARNING: Before servicing, repairing, ShavePlate controlsand stop engine.Wait until all lubricating or inspecting, d isengage all...
  • Page 13 Replacing Belts NOTE: Thereare two beltson this snowthrower:an augerbelt and drivebelt. It is recommended that both belts be replacedat the sametime. 1. Remove thesparkplugwirefromspark plugandground it againstthe engineto preventaccidentalstarting. 2. Draingasolinefrom the gastank,or placea piece of plasticsheetunderneaththe gas capto prevent gasolineleakage.
  • Page 14 If the snowthrowerwill notbe usedfor30 days or longer,or if it is theend of the snowseasonwhenthe using fuel stabilizer. Neveruse engine or ARNING:Donot drain carburetor i f last possibilityof snowis gone,the equipmentneedsto carburetor cleaningproducts in the fuel be stored properly.Followstorageinstructionsbelowto tank or permanentdamagemayoccur. ensuretop performancefrom the snowthrowerfor many NOTE:Fuelstabilizer(such as STA-BIL) is an accept- moreyears.
  • Page 15 Problem Possible Cause(s) Solution ginefailstostart e!tank emptylot Staefuel 1 Fill tankwith Cleanfresh gaSOl!ne 21 Blockedfuel line Cleanfuel line 31 Keynot snappedin place 3, Insertkey,See!!gnitionKey on Page8 4, spark plugWre disconnected 4. connect wireto sparkpiugl & Fau!tyspark plug c!ean sparkplug, readjustgap;or replace: Engine not primed 61 Prime enginefourtimeSl...
  • Page 16 Part L_sl. For parts and/or accessories please call 1-800-800-7310,or 1-330-220-4683. www.mtdproducts.com f°M...
  • Page 17 Part List: 684-04037 ChuteAssembly 726-04012 PushOn Nut 710-04071 CarriageBolt 5/16-18x 1.0" 731-04218B Impeller 710-0451 CarriageBolt 5/16-18 732-0611 ExtensionSpring 712-3068 FlangeLock Nut,5/16-18 736-0174 WaveWasher 720-0284 Wing Nut5/16-18(black) 738-0281 ShoulderScrew3/8-16 For parts and/or 720-04032 Wing Nut5/16-18(yellow) 741-0245 Hex FlangeBearing accessories 731-04388A Chute Handle 741-0309 Ball Bearing please call...
  • Page 18 Model Series 3AA-3BA...
  • Page 19 Part List: Stage Thrower 710-0449 CarriageScrew5/16-18x 2.25" 741-04108 Hex FlangeBearing Mach.Screw1/4-20x 1.825" 756-0625 Cable Roller 710-0605 710-1260A Screw,5/16-18x.75" 31 _ 784-0419B _ Drive HousingFrame 712-04064 FlangeLock Nut 1/4-20 790-00223 AugerCable Bracket 720-0284 NutKnob 5/16-18(Black) 790-00224 AugerCableAdj. Bracket 720-04032 NutKnob 5/16-18(Yellow) 634-0232A WheelAssblySnow Hog Gray 725-0157...
  • Page 20 To locate the dealer in your area, check your Yellow Pages, or lasts, so the aboveexclusionsor limitationsmay notapplyto you. contact MTD LLC at RO. Box 361131,Cleveland, Ohio 44136-0019,or In no eventshall recoveryof any kind be greaterthan theamountof the call 1-800-800-7310 or 1-330-220-4683 or log on to our Web site at purchasepriceof the productsold.

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