Table of Contents
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Safety ° Assembly ° Operation ° Maintenance ° Troubleshooting
° Parts Lists ° Warranty
O P RA-rO
R'S
MANUAL
Two-Stage Snow Thrower m C, D Style
IMPORTANT
READ SAFETY
RULES AND INSTRUCTIONS
CAREFULLY
BEFORE
OPERATION
Warning:
This unit is equippedwithan internalcombustionengineand shouldnot be usedon or nearany uniiprovedforest-covered, b rush-
coveredor grass-covered land unlesstheengine'sexhaustsystemis equippedwith a sparkattester meetingapplicablelocalor 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 sparkattester
for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,P.O,Box361131 Cleveland,
Ohio 44136-0019,
PRINTEDIN U,S,A
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
FORMNO, 769-01274E
05/25/2006
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Summary of Contents for MTD 31A-6ACE700
- 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 sparkattester for the muffleris availablethroughyour nearestengineauthorizedservicedealeror contactthe servicedepartment,P.O,Box361131 Cleveland, Ohio 44136-0019, MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019 PRINTEDIN U,S,A FORMNO, 769-01274E 05/25/2006...
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Page 2: Customer Support
This Operator's Manual is an important part of your new snow thrower. It will help you assemble, prepare and maintain the unit for best performance. Please read and understand what it says. Table of Contents Safety Labels ............Maintaining Your Snow Thrower ...... Safe Operation Practices ........ - Page 3 1. KEEP AWAY FROMROTATING IMPELLER ANDAUGER. C ONTACT WITH IMPELLER OR AUGER CAN AMPUTATE H ANDS ANDFEET. USECLEAN-OUT TOOLTOUNCLOG DISCHARGE C HUTE. DISENGAGE CLUTCH L EVERS, STOP ENGINE, ANDREMAIN BEHIND HANDLES U NTIL ALL MOVING PARTS HAVE STOPPED BEFORE UNCLOGGING ORSERVICING MACHINE. TOAVOIDTHROWN OBJECTS INJURIES, NEVER D IRECT D ISCHARGE AT BYSTANDERS.
- 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.
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Page 5: Operation
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 NOTE:References to right or left sideof the snow throwerare determined 1, Observethe lowerrear area of the snowthrowerto from behindthe unitin the be sure bothcablesare alignedwith rollerguides operatingposition(standing beforepivotingthe handleupward, directlybehindthe snow 2, Securethe handleby tighteningthe plasticwing thrower,facingthe handle knoblocatedon boththe left and rightsidesof the _ panel).
- Page 7 Removethe flat washerand hairpinclip from theend of the chute directionalcontrol. Insertthe end of the chute directionalcontrolinto the lowerbracketand securewith theflat washerand hair- pin clipjust removed.If necessary,the lowerbracket can be adjusted.Referto ChuteBracketAdjustment. on Page 13. IMPORTANT: Priorto operatingyoursnowthrower,refer to Auger ControlTeston page 11.Readand followall instructionscarefullyand performall adjustmentsto verify your snowthroweris operatingsafelyand properly.
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Page 8: Know Your Snow Thrower
Know Your Snow Thrower DriveControl Electric StartButton z Auger Control GasCap __t_ jChute Directional Control Chute Assembly Oil Fill CleanOut Tool EngineControls Recoil S tarter Handle Electric StarterOutlet Primer Ignition WARNING Choke SkidShoe Augers Control Read, understand, and follow all instruc- tions and warnings Control on the machine and... - Page 9 Auger Control Ignition The ignitionkeyis a safety devise.It mustbe fully AUGER insertedin orderfor the engineto start. Removethe CONTROL ignitionkey whenthe snowthroweris not in use. Donot turnthe ignitionkey in an attemptto startthe engine.Doingso maycause it to break. Clean-Out Tool to clear a clogged chute assem- __lb ARNING"...
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Page 10: Stopping The Engine
6, As theenginewarms, slowlyrotatethe chokecontrol Gas & Oil Fill-Up to the OFF position.If theenginefalters,quickly rotate Servicethe enginewith gasolineand oil as instructedin the chokecontrolback to FULLand then slowlyinto the Tecumseh Enginesmanualpackedseparately with the OFF positionagain. yoursnowthrower.Readinstructionscarefully, 7, Whendisconnecting the extensioncord, alwaysunplug StartingThe Engine the end at thethree-prongwalloutlet beforeunplug- 1, Attachsparkplug wireto sparkplug. -
Page 11: Chute Clean-Out Tool
Chute Clean-Out Tool 5. With the throttlecontrolin the FAST(rabbit)position and the augercontrol in the disengaged"up"position, Thechute clean-outtool is conveniently fastenedto the walk to the front of the machine. rear of the augerhousingwith a mountingclip. Should 6. Confirmthat the auger hascompletelystopped snowand ice becomelodgedin the chuteassembly rotatingand showsNOsigns of motion.If the auger duringoperation,proceedas followsto safelycleanthe... - Page 12 Auger Control Referto Auger ControlTeston Page 11to adjustthe augercontrol. Drive Control i¸ i Whenthedrivecontrol is releasedand in thedisen- gaged"up" position,the cable shouldhavevery little slack. It shouldNOT be tight. Checkthe adjustmentof the drivecontrolas follows: 1. With thedrive controlreleased,pushthe snow throwergently forward.The unitshouldroll freely. 2.
- Page 13 Skid Shoes The spacebetweenthe skid shoesand the groundcan be adjusted.See Figure5. • Forclose snow removalon a smoothsurface,raise skid shoes higheron the augerhousing. ° Use a middleor lowerpositionwhenthe areato be clearedis uneven,such as a graveldriveway. Toadjustthe skid shoes: 1. Loosenthe four hexnuts (two on each side)and carriagebolts.
- Page 14 Engine Referto the separate Tecumseh Enginesmanual packedwithyour unitfor all enginemaintenance. Lubrication Engine Referto the separate Tecumseh Enginesmanual packedwithyour unitfor all enginelubricationinstruc- tions. Gear Shaft Thegear (hex) shaftshouldbe lubricatedat least once a seasonor after every25 hoursof operation. 1. Removethelowerframe coverby removingthe two screwswhichsecureit.
- Page 15 Auger Belt Replacement To removeand replaceyoursnow thrower'sauger belt, proceedas follows: 1. Removethe plasticbelt coveron the front of the engineby removingthe two self-tappingscrews. NOTE:Drainthe gasolinefrom the snowthrower,or ntaining placea pieceof plasticunderthe gas cap. 2. Carefullypivotthe snowthrowerup and forwardso SnoW that it restson the augerhousing.Removethe frame coverfrom the undersideof the snow throwerby removingfour self-tappingscrewswhich secureit.
- Page 16 Augers • Theaugersare securedto the spiralshaftwith two shearpinsand cotterpins, If the augershouldstrikea foreignobject or icejam, the snowthroweris designed so that the pinsmay shear,Referto Figure9, If theaugerswill notturn, checkto seeif the pinshave sheared,One set of replacement s hearpins hasbeen providedwith the snowthrower.When replacingpins, sprayan oil lubricantintoshaft beforeinsertingnew pins, Drive Belt Replacement...
- Page 17 Friction Wheel Removal If the snowthrowerfails to drivewith the drivecontrol engaged,and performingthedrivecontrol cableadjust- menton page 14fails to correctthe problem,the friction wheelmay needto be replaced,Followthe instructions below,Examinethe frictionwheelfor signsof wearor crackingand replaceif necessary Maintaining • Placethe shiftleverin third Forward(F3) position, Your Snow •...
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Page 18: Preparing Engine
WARNING:Do not draincarburetorif If the snowthrowerwill not be usedfor30 daysor longer, or if it is the end of the snow seasonwhenthe last pos- usingfuel stabilizer.Neveruse engine sibilityof snow is gone,the equipmentneedsto be stored or carburetorcleaningproductsin the properly.Followstorageinstructionsbelowto ensuretop fuel tank or permanent damagemay performance from the snowthrowerfor many moreyears. - Page 19 3, Wateror dirt in fuel system, addresses minor fresh fuel• service issues, For 4. Contact MTDServiceCenter. 4, Carburetoroutof adjustment, further details, a MTD authorized service center or call Engine oVerheats 1 carburetor notadjustedproperly 1 contact MTDservice center 1 (800)800,7310 for assistance.
- Page 20 Styles C & D...
- Page 21 731-2635 SnowRemoval T oolMount 29. 684-04107 SpiralAssembly,LH 684-04057 ImpellerAssembly,12"Dia. 30. 684-04108 SpiralAssembly,RH 710-0347 Hex Screw,3/846, 1.75,Gr5 31. 731-04870" Spacer,1.25ODx.75 ID x 1.00 32. 736-0188 Washer,Flat,.76x 1.49x .06 710-0451 Bolt, Carriage,5/16-18,.750Grl 710-0604A Screw, 5/16-18,0.625 33. 741-0493A Bushing,Flange,.80 ID x .91OD Ilustra' 710-0703 Screw,Carriage,1/4-20,.750,Gr5 34.
- Page 22 Styles C & D...
- Page 23 631-04133 HandleAss'y,Lock LH 23. 714-0104 Pin, Cotter,.072x 1.13 631-04134A HandleAss'y,Lock, RH 24. 720-0201A Crank Knob,1.0Dia.x 3.2, Black 684-04106B HandleAss'y,Engagement L H 25. 720-04072 Knob Assembly,Black,5/16-18 684-04105A HandleAss'y,Engagement,RH 26. 726-0100 Cap, Push,3/8 Rod 27. 735-0234 Grommet,.44ID x .94 ODx .50 710-0376 Screw,Self-tapping,5/16-18,.625 Ilustra' 710-0604A...
- Page 24 Styles C & D 'L.!i:'...
- Page 25 656-04025A DiscAssembly,FrictionWheel 33. 790-00206A Guide Bracket,AugerCable 684-04153 FrictionWheelAssembly,5.50D 34. 790-00207A Guide Bracket,Drive Cable 35. 790-00226 Cover,Frame 684-04154 SupportBracket,FrictionWheel 684-04156 Shift Assembly,Rod 36. See Chart WheelAssembly 710-0627 Hex Screw,5/16-24,.750,Gr5 37. 731-04873 Spacer,1.25x .75x 3.0 Ilustra' 710-0788 Screw,1/4-20,1.000 731-04877" Spacer,1.25x .75x 1.50 710-0896 Screw,1/4-14x .625 38.
- Page 26 NOTES...
- Page 27 NOTES...
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Page 28: Limited Warranty
IMPORTANT:OwnermustpresentOriginal Proofof Purchase to obtain sharpening, t une-ups,brakeadjustments, c lutchadjustments, d eck warrantycoverage. adjustments, a nd normaldeterioration of the exteriorfinish due to useor exposure. d. Servicecompletedby someoneotherthanan authorizedservice dealer. MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019; Phone: 1-800-800-7310, 1-330-220-4683...