MTD 31A-6BCD700, Operator'S Manual

Page 1: ...mis equippedwitha sparkarrestermeetingapplicablelocalor statelaws if any If a sparkarresterisused it shouldbemaintainedineffectiveworkingorderby the operator In theStateof Californiathe aboveisrequiredbylaw Section4442of the CaliforniaPublicResources Code Otherstatesmayhavesimilarlaws Federallawsapplyonfederallands A sparkarrester for the muffleris availablethroughyour nearestengineauthorizedservi...

Page 2: ...ain assistancefrom the Customer Support Department or an authorizedservice dealer IViTD LLC P O BOX 361131 CLEVELAND OH 44136 330 220 4683 www mtdDroducts com_ 8oo 8oo 731 o J Customer Support Please do NOTreturn the unit to the retailer from which it was purchased without first contacting Customer Support Ifyou have difficulty assemblingthis product or have any questions regardingthe controls ope...

Page 3: ...he factory Cut the cabletie beforeoperatingthe snowthrower _ ARNING Never use your hands to clear a clogged chute assembly Shut off engine and remain behind handles until all moving parts have stopped before using the clean out tool to clear the chute assembly 3 iil _I ii_ _ i _iii_ i _ _ii_ ii WARNING This symbolpoints out importantsafety instructionswhich if not followed could endangerthe person...

Page 4: ...it is in operation Stopmachineif anyoneentersthe area 6 7 Exercisecautionto avoidslippingor falling especially 7 whenoperatingin reverse 8 9 Preparation Thoroughlyinspectthe areawherethe equipmentis to be used Removealldoormats newspapers sleds boards wiresand otherforeignobjects whichcouldbetripped over orthrownbythe auger impeller Alwayswearsafetyglassesor eyeshieldsduringoperation andwhile perf...

Page 5: ...devices Checktheir proper operationregularly Referto the maintenanceandadjust mentsectionsof this manual 2 Beforecleaning repairing or inspectingmachinedisen gageall controlleversandstopthe engine Wait untilthe auger impellercometo a completestop Disconnectthe sparkplugwire and groundagainstthe engineto prevent unintendedstarting 3 Checkboltsand screwsfor propertightnessat frequent intervalsto kee...

Page 6: ...son page16for more i informationregardingshear i pin replacement 1 Observethe lowerrearareaof the snowthrowerto besure bothcablesarealignedwith rollerguides beforepivotingthe handleupward 2 Securethe handleby tighteningthe plasticwing knoblocatedon boththe leftand rightsidesof the handle Removeanddiscardany rubberbands if present Theyare for packaging purposesonly 3 Positionthe chuteassemblyoverth...

Page 7: ...PORTANT Priorto operatingyoursnowthrower refer to AugerControlTeston page11 Readandfollowall instructionscarefullyandperformalladjustmentsto verify your snowthroweris operatingsafelyand properly Tire Pressure Beforeoperating checktire pressureand reducepres sure in bothtiresto between15psi and20 psi NOTE If thetire pressureis not equalin bothtires the unit maynottravelina straightpathandthe shavep...

Page 8: ...o use your new equipment to its fullest potential NOTE Fordetailedstartinginstructionsandmore informationonall enginecontrols referto the Tecumseh EnginesmanualpackedseparatelyandStarting The Engine onpage10of thismanual Choke Control I 1 Thechokecontrolisfoundonthe rearof the engineand is activatedby rotatingthe knobclockwise Activatingthe chokecontrolclosesthe chokeplateon thecarburetor andaids ...

Page 9: ...ggedchuteassembly NOTE Thisitemis fastenedwitha cabletie to the rear of the augerhousingat the factory Cutthe cabletie beforeoperatingthe snowthrower Skid Shoes Positionthe skidshoesbasedonsurfaceconditions Adjustupwardfor hard packed snow Adjustdownward whenoperatingongravelorcrushedrocksurfaces Recoil Starter Handle Thishandleis usedto manuallystart the engine Electric Starter Button Pressingthe...

Page 10: ...rms slowlyrotatethe chokecontrol to the OFFposition Ifthe enginefalters quicklyrotate thechokecontrolbackto FULLandthen slowlyinto theOFFpositionagain 7 Whendisconnectingtheextensioncord always unplugtheendat thethree prongwalloutletbefore unplugging the oppositeendfromthe snowthrower Recoil Starter 1 Rotatechokecontrolto FULLchokeposition cold enginestart NOTE If the engineis alreadywarm placecho...

Page 11: ... andthe augerswill stop 3 Squeezethedrivecontrolagainstthehandlethe snow throwerwill move Releaseit anddrivemotionwill stop To Engage Augers 1 Toengagetheaugersandstart throwingsnow squeezethe augercontrolagainstthe left handle Releaseto stopthe augers Auger Control Test Performthe followingtest beforeoperatingyour snow throwerfor the firsttimeand at the startof eachwinter Checkthe adjustmentof th...

Page 12: ...mptto push the snowthrowerforward Thewheelsshouldnot turn Theunit shouldnotrollfreely 3 Withthedrive controlreleased movethe shift lever backand forthbetweenthe R2positionandthe F6 positionseveraltimes Thereshouldbe noresistance inthe shiftlever 4 If anyof the abovetestsfailed thedrive cableisin needof adjustment Proceedas follows 5 Loosenthe lowerhexnut onthe drivecable bracket SeeFigure3 6 Posit...

Page 13: ...oes 3 Retightennutsand boltssecurely Chute Bracket Adjustment If the spiralat the bottomof the chutedirectionalcontrol isnot fullyengagingwiththe chuteassembly thechute bracketcan beadjusted Todo so 1 loosenthe two nutswhichsecurethe chutebracket andrepositionit slightly See Figure6 2 Retightening the nuts Tire Pressure Beforeoperating checktire pressureandreducepres sureto between15psiand 20psi I...

Page 14: ...aft At leastonce a season removethe shearpinson auger shaft Spraylubricantinsideshaft aroundthe spacers Alsolubricatethe flangebearingsfoundat eitherendof the shaft SeeFigure8 Gear Case Theaugergearcasehas beenfilled withgreaseat the factory If disassembled for any reason lubricatewith twoouncesof grease Part Number737 0168 F Figure 7 I I I Bearing Figure 8 NOTE Donot overfillthe gearcase Damageto...

Page 15: ... slipthe beltbetweenthe supportbracketandthe augerpulley Reassemble augerbelt by following instructionsin reverseorder NOTE Do NOTforgetto reinstallthe shoulderscrew andreconnectthe springto the frameafterinstallinga replacementaugerbelt k _ j 15 NOTE Although multi viscosity oils 5W30 10W30etc improvestarting in cold weather these multi viscosity oils also result in higher oil consump tion when u...

Page 16: ...wthrower When replacingpins sprayanoil lubricantintoshaft beforeinserting new pins Drive Belt Replacement Toremoveand replaceyoursnowthrower saugerbelt proceedas follows 1 Removetheplasticbelt coveron thefrontof the engineby removingthe twoself tappingscrews Drainthe gasolinefromthe snowthrower or placea pieceof plasticunderthe gas cap Carefullypivotthe snowthrowerupand forwardso thatit restson th...

Page 17: ...ex shaftdownwardandto the leftbeforecarefullyslidingthefrictionwheel assemblyoff the shaft NOTE Ifyou rereplacingthe frictionwheelassembly as a whole discardthe wornpartand slidethe newpart ontothe hex shaft Followthe stepsabovein reverse orderto reassemblecomponents Ifyou redisassem blingthe frictionwheeland replacingonly the rubber ring proceedas follows 4 Removethe four screwswhichsecurethe fri...

Page 18: ...repareyour snowthrowerfor storage _ ARNING Drainfuel into an ap proved container outdoors away from any open flame Be certain engine is cool Do not smoke Fuel left in engine during warm weather deteriorates and will cause serious starting problems Removeall gasolinefromthecarburetorandthe fuel tankto preventgumdepositsfromformingon these partsand harmingtheengine Runthe engineuntilthe fuel tankis ...

Page 19: ...Loosepartsordamagedauger Vibration Stop engineimmediately and disconnectsparkplugwire Tighten all boltsandnuts If vibration continues haveunit servicedby a MTDServiceCenter Unitfails 1 Drivecontrolcablein needof adjust 1 Adjustdrivecontrolcable Referto to propel itself merit MakingAdjustments 2 Drivebeltlooseor damaged 2 Replacedrivebelt Unitfails 1 Chuteassemby clogged 1 Stop engineimmediately an...

Page 20: ...Styles C D J i i 2O ...

Page 21: ...nefoundbetweenspiralson modelswith24 inchaugerhousing Twofoundbetweenspiralsonmodelswith26 inchaugerhousing Threefound betweenspiralson modelswith28 inchaugerhousing 29 684 04107 SpiralAssembly LH 30 684 04108 SpiralAssembly RH 31 731 04870 Spacer 1 25ODx 75 IDx 1 00 32 736 0188 Washer Fiat 76x 1 49x 06 33 741 0493A Bushing Flange 80 IDx 91OD 34 790 00087A Housing 1 HexBearing 35 790 00117 ShavePl...

Page 22: ...Styles C D tt 22 ...

Page 23: ... 13 24 720 0201A CrankKnob 1 0Dia x 3 2 Black 25 720 0284 KnobAssembly WingNut 5 16 18 26 726 0100 Cap Push 3 8 Rod 27 735 0234 Grommet 44IDx 94 ODx 50 28 736 0185 Washer Fiat 375x 738x 063 29 736 0451 Washer Saddle 320x 93x 060 30 747 04263 Eye Bolt ChuteCrank 31 749 04138 Handle Lower 32 749 04141 Handle Upper RH 33 749 04142 Handle Upper LH 34 731 04912A Chute Lower 5 0 Diameter 35 710 0276 Bol...

Page 24: ...Styles C D i i 24 ...

Page 25: ...7 Spacer 1 25x 75x 1 50 38 738 04168 Axle 75x 22 39 741 0919 Ball Bearing 40 710 0106 HexScrew 1 4 20 1 25 Gr5 41 710 0191 HexScrew 3 8 24 1 25 Gr8 42 710 04520 HexScrew 5 16 24 1 25 Gr5 43 710 0654A Screw Seres 3 8 16 1 00 44 710 1245B HexScrew 5 16 24 875 Gr8 45 712 04064 Nut FlangeLock 1 4 20 Nylon 46 726 04012 Nut Push on 25Dia 47 731 04792A Cover Belt 48 732 04308 Spring Torsion 850 IDx 354 4...

Page 26: ...NOTES 26 ...

Page 27: ...NOTES 27 ...

Page 28: ...justments andnormaldeterioration of the exteriorfinishdueto use orexposure d Servicecompletedby someoneotherthananauthorizedservice dealer e MTDdoes notextendany warrantyfor productssoldor exported outsideof the UnitedStates itspossessionsandterritories except thosesoldthroughMTD sauthorizedchannelsof exportdistribution f Replacement partsthatarenot genuineMTDparts g Transportation chargesand serv...