MTD 31AS3DDE729 Owner’s Manual

Safety ,, Assembly ,, Operation ,,Tips & Techniques ,, Maintenance ,,Troubleshooting ,, Parts Lists ,,Warranty
OF A O A AL
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"Tw0-Stage 3- peed n0wThr0wer- el
iMPORTANT
READ SAFETY RULES AND iNSTRUCTiONS CAREFULLY BEFORE OPERATION
Warning: Thisunit isequippedwithan internalcombustionengineandshouldnot beusedon or nearanyunimprovedforest-covered,brush- coveredor grass-coveredlandunlesstheengine'sexhaustsystemisequippedwithasparkarrestermeetingapplicablelocalorstatelaws(if any). If a sparkarresterisused,it shouldbemaintainedineffectiveworkingorderbytheoperator.IntheStateofCaliforniatheaboveisrequiredbylaw (Section4442ofthe CaliforniaPublicResourcesCode).Otherstatesmayhavesimilarlaws.Federallawsapplyonfederallands.A sparkarrester forthe mufflerisavailablethroughyournearestengineauthorizedservicedealeror contacttheservicedepartment,RO.Box361131Cleveland,
Ohio44136-0019.
FORMNO.769-01939
PRINTEDIN U.S.A.
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
07/2005
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 ............................................... 3
2.
Safe Operation Practices ........................... 4
3.
Setting Up Your Snow Thrower .................. 6
4.
Know Your Snow Thrower .......................... 8
5.
Operating Your Snow Thrower ................. 10
6.
Maintenance & Service ............................ 13
7. Off-Season Storage .................................. 16
8. Troubleshooting ........................................ 17
g. Parts List ................................................... 18
10. Notes .......................................................... 22
Warranty .................................... Back Cover
Finding and Recording Model Number
BEFOREYOU STARTASSEMBLING YOURNEW EQUIPMENT,
please locatethe modelplate onthe equipmentand copy the informationto the sample modelplate providedtothe right. Youcan locatethe model plateby standingat the operating
position and lookingdown atthe rearofthe snow thrower. Thisinformationwill be necessaryto use the manufacturer's website and/or obtain assistancefromthe CustomerSupport
Departmentoran authorizedservice dealer.
Model Number
_www. rntdprod ucts.corn
Serial Number
MTD LLC
P.O. BOX 361131
CLEVELAND, OH 44136 330-220-4683
800-800-7310j
Customer Support
Please do NOTreturn the unit to the retailer from which it was
purchased, without first contacting Customer Support.
If you have difficulty assemblingthis product orhave any questions regardingthe controls, operation,ormaintenanceof this unit,you canseek help fromthe experts.Choose from the options below:
1. Visit mtdproducts.com Clickonthe Service & Support menuoption.
2. Phonea Customer Support Representative at 1 (800) 800-7310.
3. The engine manufacturer is responsiblefor all engine-relatedissueswith regardsto performance,power-rating,specifica- tions,warranty andservice. Pleasereferto theengine manufacturer'sOwner's/Operator's Manual,packedseparatelywith
your unit, for moreinformation.
MTD _rit_r_fi_a_
Award Winning _rod_f_ O,_rCc,mp_y
Ser,_ice 8_Supper± Product. Registration
Priwey P_y
2
1.KEEPAWAYFROMROTATINGIMPELLER ANDAUGER.CONTACTWITHIMPELLEROR
AUGERCANAMPUTATEHANDSANDFEET.
USECLEAN-OUTTOOLTOUNCLOG
,
DISCHARGECHUTE. DISENGAGECLUTCHLEVERS,STOPENGINE,
3. ANDREMAINBEHINDHANDLESUNTILALL
MOVINGPARTSHAVESTOPPEDBEFORE UNCLOGGINGORSERVICINGMACHINE.
TOAVOIDTHROWNOBJECTSINJURIES,
,
NEVERDIRECTDISCHARGEATBYSTANDERS. USEEXTRACAUTIONWHENOPERATINGON
GRAVELSURFACES.
5. READOPERATOR'SMANUAL.
WARNING
Thissymbolpoints out importantsafety
instructionswhich,if notfollowed,could endangerthepersonal safetyand/or property
of yourselfandothers.
Readandfollowall
instructionsinthis
manualbeforeat- temptingto operate
this machine.Failure to complywiththese
instructionsmayresult in personalinjury.When
youseethis symbol.
HEED ITS WARNING!
ChuteClean-out Tool
Achuteclean-outtool is fastenedtothetop ofthe augerhousingwitha mountingclip.Thetoolis designed tocleara chuteassemblyofice andsnow. Thisitemisfastenedwitha cabletie atthe factory.Cut thecabletiebeforeoperatingthesnowthrower.
_ 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
Your Responsibility
Restrictthe use ofthis power machine
to persons who read,
understand and follow thewarnings
and instructions
in this manual and onthe machine.
WARNING: EngineExhaust,some of itsconstituents,andcertain vehiclecompo- nentscontain or emit chemicals knownto State of Californiato cause cancer and
birth defects or other reproductiveharm.
DANGER: This machinewas builtto be operatedaccordingto the rulesfor safe operationinthis manual.As with anytype of powerequipment,carelessness or erroronthe part ofthe operatorcan result in seriousinjury.This machineiscapableof amputatinghands andfeet andthrowing objects.
Failureto observethe followingsafety instructionscould resultin serious injury or death.
WARNING
Thissymbolpoints out importantsafety
instructionswhich,if notfollowed,could
endangerthe personal
i safetyand/or property I ofyourselfand others.
Readandfollowall instructionsinthis
manualbeforeat-
temptingto operate
i this machine.Failure I to complywiththese
instructionsmayresult
i inpersonalinjury.When
youseethis symbol.
i HEED ITS WARNING!
Your Responsibility
Restrictthe use ofthis powermachine
to personswho read,
_understand
ano followthe warnings and instructions
inthis manual
and on the machine.
Training
1. Read,understand,andfollowall instructionson the 1. machineandin themanual(s)beforeattemptingto
assembleandoperate.Keepthis manualina safe placefor futureandregularreferenceandfor orderingreplacement
parts. 2.
2. Befamiliarwithall controlsandtheirproperoperation. Knowhowto stopthe machineanddisengagethemquickly.
3. Neverallowchildrenunder14yearsoldto operatethis machine.Children14yearsold andovershouldreadand understandtheoperationinstructionsand safetyrulesin 3. thismanualand shouldbetrainedand supervisedbya parent.
4. Neverallowadultsto operatethis machinewithoutproper instruction.
5. Thrownobjectscancauseseriouspersonalinjury.Plan 4. yoursnow-throwingpatternto avoiddischargeof material
towardroads,bystandersandthe like.
6. Keepbystanders,helpers,petsandchildrenat least75feet 5. fromthe machinewhileit isin operation.Stopmachineif
anyoneentersthearea. 6.
7. Exercisecautiontoavoidslippingor falling,especially 7. whenoperatingin reverse.
Preparation
Thoroughlyinspecttheareawheretheequipmentisto be used.Removealldoormats,newspapers,sleds,boards,
wiresand otherforeignobjects,whichcouldbetripped over orthrownbythe auger/impeller. Alwayswearsafetyglassesor eyeshieldsduringoperation andwhile performinganadjustmentorrepairto protectyour eyes.Thrownobjectswhichricochetcancause serious injurytothe eyes.
Do notoperatewithoutwearingadequatewinterouter garments.Donotwearjewelry,longscarvesorother looseclothing,whichcould becomeentangledin moving parts.Wearfootwearwhich willimprovefootingonslippery
surfaces. Useagroundedthree-wireextensioncordand receptacle
forall unitswithelectric startengines. Adjustcollectorhousingheighttocleargravelorcrushed
rocksurfaces. Disengageallcontrolleversbeforestartingthe engine.
Neverattemptto makeanyadjustmentswhileengineis running,exceptwherespecificallyrecommendedinthe operator'smanual.
8,
Letengineandmachineadjusttooutdoortemperature beforestartingtoclearsnow.
9.
Toavoidpersonalinjuryorpropertydamageuseextreme careinhandlinggasoline.Gasolineisextremelyflammable andthe vaporsare explosive.Seriouspersonalinjurycan occurwhengasolineis spilledonyourselforyourclothes, whichcanignite.Washyourskinand changeclothes immediately.
a. Useonlyanapprovedgasolinecontainer. b. Extinguishallcigarettes,cigars, pipesandothersources
ofignition.
c. Neverfuel machineindoors. d. Neverremovegascap oradd fuelwhilethe engineis hot
or running.
e. Allowengineto coolat leasttwo minutesbeforerefuel-
ing.
f. Neveroverfillfuel tank.Filltankto nomorethanY2inch
belowbottomoffiller neckto providespacefor fuel expansion.
g. Replacegasolinecap andtightensecurely. h. If gasolineis spilled,wipe itoff theengineandequip-
ment.Movemachinetoanotherarea.Wait5minutes beforestartingtheengine.
i. Neverstorethe machineorfuel containerinsidewhere
there isan openflame,sparkor pilotlight(e.g.furnace,
waterheater,spaceheater,clothesdryeretc.).
j. Allowmachinetocool at least5 minutesbeforestoring.
4
Operation
1. Donot puthandsorfeetnearrotatingparts,inthe auger/impellerhousingor chuteassembly.Contactwiththe
rotatingpartscanamputatehandsandfeet.
2. The auger/impellercontrolleveris asafetydevice.Never bypassitsoperation.Doingso makesthe machineunsafe
andmaycausepersonalinjury.
3. The controlleversmustoperateeasilyin bothdirections
andautomaticallyreturntothe disengagedpositionwhen
released.
4. Neveroperatewitha missingor damagedchuteassembly. Keepall safetydevicesinplaceandworking.
5. Neverrunan engineindoorsor in apoorlyventilatedarea. Engineexhaustcontainscarbonmonoxide,anodorlessand
deadlygas.
6. Donotoperatemachinewhileunderthe influenceofalcohol
or drugs.
7. Mufflerandenginebecomehotandcan causea burn.Do nottouch.
8. Exerciseextremecautionwhenoperatingonorcrossing
gravelsurfaces.Stayalertfor hiddenhazardsortraffic.
9. Exercisecautionwhenchangingdirectionandwhileoperat- ingonslopes.
10.Planyoursnow-throwingpatternto avoiddischargetowards windows,walls,carsetc.Thus,avoidingpossibleproperty damageor personalinjury causedby aricochet.
11.Neverdirectdischargeatchildren,bystandersand petsor allow anyoneinfrontofthe machine.
12.Donotoverloadmachinecapacitybyattemptingto clear snowattoofast of arate.
13.Neveroperatethis machinewithoutgoodvisibility or light. Alwaysbe sureofyourfootingandkeepa firmholdonthe
handles.Walk,neverrun.
14.Disengagepowerto the auger/impellerwhentransportingor
notinuse.
15.Neveroperatemachineat hightransport speedsonslippery surfaces.Lookdownand behindandusecare when
backingup.
16.Ifthe machineshouldstartto vibrateabnormally,stopthe engine,disconnectthesparkplugwireandgroundit against the engine.Inspectthoroughlyfordamage.Repairany damagebeforestartingandoperating.
17.Disengageallcontrolleversandstopenginebeforeyou
leavethe operatingposition(behindthe handles).Wait untilthe auger/impellercomestoa completestop before uncloggingthe chuteassembly,makinganyadjustments,or inspections.
18.Neverputyourhandin thedischargeor collectoropenings. Alwaysuse theclean-outtoolprovidedtounclogthe dis- chargeopening.Donot unclogchuteassemblywhileengine
isrunning.Shut offengineandremainbehindhandlesuntil
all movingpartshavestoppedbefore unclogging.
19.Useonly attachmentsandaccessoriesapprovedbythe
manufacturer(e.g.wheelweights,tirechains,cabsetc.).
20. Ifsituationsoccurwhichare notcoveredinthis manual, usecareand goodjudgment.Contactyourdealeror call (800)800-7310forassistanceandthe nameofyournearest
servicingdealer..
Maintenance & Storage
1. Nevertamperwithsafetydevices.Checktheir proper operationregularly.Refertothe maintenanceandadjust-
mentsectionsofthis manual.
2. Beforecleaning,repairing,orinspectingmachinedisen- gageall controlleversandstopthe engine.Wait untilthe auger/impellercometoa completestop. Disconnectthe sparkplugwireand groundagainstthe engineto prevent unintendedstarting.
3. Checkbolts andscrewsfor propertightnessatfrequent intervalstokeepthe machineinsafeworkingcondition. Also,visuallyinspectmachinefor anydamage.
4. Do notchangetheenginegovernorsettingor over-speed theengine.The governorcontrolsthemaximumsafe operatingspeedoftheengine.
5. Snowthrowershaveplatesandskidshoesaresubjectto wearanddamage.Foryoursafetyprotection,frequently
checkallcomponentsandreplacewith originalequipment manufacturer's(OEM) partsonly."Useof partswhichdo
notmeetthe originalequipmentspecificationsmayleadto improperperformanceandcompromisesafety!"
6. Checkcontrolsperiodicallytoverify theyengageand disengageproperlyandadjust,if necessary.Referto the adjustmentsectioninthis operator'smanualfor instructions.
7. Maintainor replacesafetyandinstructionlabels,as neces- sary.
8. Observeproperdisposallawsandregulationsfor gas,oil, etc.toprotectthe environment.
9. Priorto storing,run machineafew minutestoclearsnow frommachineandpreventfreezeupof auger/impeller.
10.Neverstorethemachineorfuel containerinsidewhere thereisan openflame,sparkor pilotlightsuchas a water
heater,furnace,clothesdryeretc.
11.Alwaysreferto theoperator'smanualforproperinstructions onoff-seasonstorage.
Do not modify engine Toavoidseriousinjuryordeath,donot modifyengineinany
way.Tamperingwiththegovernorsettingcan leadto a runaway engineandcauseit tooperateat unsafespeeds.Nevertamper withfactorysettingofenginegovernor.
Notice regarding Emissions Engineswhicharecertifiedto complywithCaliforniaandfederal
EPAemissionregulationsfor SORE(SmallOff RoadEquipment) arecertifiedto operateonregularunleadedgasoline,andmay includethefollowingemissioncontrolsystems:EngineModifica- tion(EM)andThreeWayCatalyst(TWO)ifso equipped.
Your Responsibility
Restrictthe useofthis powermachineto personswhoread,un- derstandandfollowthe warningsandinstructionsin thismanual andon themachine.
Operation
WARNING
Thissymbol points out importantsafety instructions,which if notfollowed,could
endangerthe personal safety and/or property
of yourselfand others.
Readand followall
instructions inthis man- ual before attemptingto
operatethis machine.
Failureto comply with
these instructionsmay result in personalinjury.
Whenyou seethis symbol.
HEED IT'S WARNING!
YourResponsibility
Restrictthe use
of this powermachine to personswho read.
understand and followthe warnings and instructions
in this manua and on the machine.
5
Adjustment
IMPORTANT:Thisunit isshippedwiththeenginefull of oil.Afterassembly,seethe EngineOwner'smanualfor
fuelandoil details.
Removing From Carton
1. Cutthecornersofthecartonandlaythesidesfiaton theground. Removeall packinginserts.
2. Theupperhandleispackagedunattachedtothe snowthrower,thoughconnectedbycanes. Move thesnowthrowerandupperhandleout ofthecarton.
3. Makecertainthecartonhasbeencompletely emptiedbeforediscardingit.
Before Assembly
WARNING
Disconnectthe
sparkplugwire
and ground
itagainst the
engine to prevent
unintended starting.
Do not lift the
snowthrower at
any time by the
i chute handle.
CAUTION:
Be careful not to
bend or kink the
cables.
__lh WARNING:Disconnectthe sparkplug NOTE:Referencetoright,left,frontor rearofthe unitis
fromtheoperatingpositionunlessotherwisestated.
wireand Ground it againstthe engine to preventunintendedstarting.
Setting Up The Handle
1. Loosenandremovethewingknob,saddlewasher, handletabandcarriagescrewoneach sideof the lowerhandle.SeeFigure1.
2. Liftthe upperhandleupandpositionitoverthe lowerhandle,aligningtheholeswherethewing knobswereremoved.SeeStep1inFigure2.
CAUTION:Be careful not to bendor kink the cables.
.
Insertacarriagescrewfromtheoutsidethrougha handletab,theupperandlowerhandles,a saddle washerandintothewingknob. Repeatonotherside.
.
Tightenthewingknobsoneachsideofthe handle. Referto Step2 inFigure2.
6.
Loosenthechuteknobonthe upperchute(l)and pivottheupperchuteupwards(2)as faras itwillgo. SeeFigure3.
7. Rotatechutehandletodesiredoperatingposition. SeeFigure3.
8. Tightenthechutewingknobon theupperchute makingsurethe flatwasherandthecarriageboltare correctlypositioned.
Figure 1
f
Figure 2
f
Chute Handle
NOTEI
AIi referencestoleft
orright Sideof the
snow thrower is
theopera#g
position on8
,d_ WARNING:Donot liftthe snow thrower at
any time by thechute handle.
Clean-Out Tool
Thistool,andtheelectricextensioncord,maybe fastenedwithacable tieto therearof theaugerhousing forshippingpurposes.Inthatcase,cutthecabletieand
removetheextensioncordnow.
Final Adjustments
IMPORTANT:Checktheadjustmentsasinstructedand makeanyfinaladjustmentsnecessarybeforeoperating theunit.Checkall nutsandboltsfortightness.Failureto followtheseinstructionsmaycausedamagetounit.
'_. j
Figure 3
6
F
f
DriveCable
//
J
Figure 4
Figure 5
\\
i j
i '
; i
HighPosition MiddlePosition
LowPosition
Tire Pressure (Pneumatic Tires)
Thetiresareover-inflatedforshippingpurposes.Checktire pressureandreducepressure,ifneeded.Seetiresidewall forproperPSIfillinformation.Maintainequalpressureon
bothwheelsofsnowthrower.
WARNING:Seethe tire sidewallfor
properPSIfill information.Equaltire pressureshouldbemaintainedat all
times. Excessivepressurewhen seating beadsmaycausetire/rim assembly to burstwith force sufficientto cause
seriousinjury.
Skid Shoe
Thespacebetweentheshaveplateandthegroundcanbe adjusted.Referto Figure6forlocationd shaveplateandskid
shoes.Forclosesnowremoval,placeskidshoesinthelow position.Whentheareatobeclearedisuneven,placeskid
shoesinthemiddleorhighposition.SeeFigure4.
NOTE:Operationofthissnowthrowerongravelisnot recommendedas loosegravelcanbeeasilypicked upandthrownbythe augercausingpersonalinjuryor damageto thesnowthrower.If youhavetooperateiton gravel,keepskidshoeinhighestpositionformaximum
clearance.
1. Adjustskidshoesbylooseningtwohexnutsand carriageboltsoneachskidshoe,andmoveskidshoe
tothedesiredposition.SeeFigure4.
2. Makecertainthe entirebottomsurfaceof skidshoe isagainstthe groundtoavoidunevenwearonthe
skidshoes.
3. Tightennutsandboltssecurely.
Routing The Drive Cable
1. Thedrivecable,andaugercable routedownthrough thespeedcontrolboxonthe leftsideofthe handle. Theaugercable,andspeedcontrolcablethenroute
downthe leftlowerhandle.The drivecable isrouted acrossthetopof thelowerhandleandfinallydown therightlowerhandle. SeeFigure5.
.
Threecabletieshavebeenusedtolooselytiethetwo controlcablestothe lowerhandle.Twoofthesecable
tiesareoneacharm,andthirdonthetopcrossbarof thelowerhandle.Tightenthesecabletiestosecure
cablestothe lowerhandle.SeeFigure5.
Auger Control Test
IMPORTANT:Performthefollowingtestbeforeoperat- ingthesnowthrowerfor thefirsttimeandatthestartof
eachwinterseason. Checktheadjustmentofthe augercontrolasfollows:
1. Whenaugercontrolisreleasedand inthedisen- gaged"up"position,cableshouldhaveverylittle
slack,butshouldNOTbetight.
WARNING:Do notover-tighten the cable.Over-tightening maypreventthe auger from disengagingand compro-
misethe safetyof thesnowthrower.
2. In a well-ventilatedarea,start thesnowthrower engineasinstructedonpage10undertheheading
"ToStartEngine."Makesurethethrottleissetin the FASTposition.
3. Whilestandinginoperator'sposition(behindunit) engageauger.
4. Allowaugerto remainengagedforapproximately ten(10)secondsbeforereleasingtheaugercontrol.
Repeatthisseveraltimes.
5. WiththeenginerunningintheFASTpositionandthe augercontrolinthedisengaged"up"position,walk tothe frontofthe machine.
6. Confirmthattheaugerhas completelystopped rotatingandshowsNOsignsofmotion.
IMPORTANT:IftheaugershowsANYsignsofrotating,im- mediatelyreturntotheoperator'spositionandshutoffthe engine.Waitforallmovingpartstostopbeforereadjusting theaugercontrolcableasshownonpage14.
WARNING
See the tire sidewall
for proper PSifill
information.Equal
tire pressureshould
be maintained at all
times. Excessive
pressurewhen seat-
ingbeads may cause
tire/rim assembly
to burstwith force
sufficientto cause
seriousinjury.
Do not over-tighten
the auger cable.
Over-tightening may
preventthe auger
from disengaging
and compromise
the safety of the
snowthrower.
See Page 14for
instructionson
how to adjust
the auger cable.
7
Gasoline Cap
Upper Chute
IMPORTANT:
Refer tOAuger Control
TeSton page7 priorto
operatng your snoW
throweriRead and
folloW aii instructions
Carefullyandperform
all adjuStmentsto
verifyyoursnow
thrower iSoperating
safey and properly;
l
sh ft gears;theun t
must be runningand
the drive control must
bereleased:
I
Clean-out Tool
ChuteAssembly.
_- Chute Handle
Knob
//
Shave Plate
Auger
SkidShoe
Figure 6
_ ARNING:Befamiliar with all the controls on the snowthrower andtheir properoperation. Know
NOTE:CompareFigures6&7 withyourequipmentand followdescriptionof controls,givenbelow,togetfamiliar withtheiroperation.
Drive Control
Locatedon theundersideof the upperhandle,thedrive controlisusedtoengage/disengagewheels.Squeeze thedrivecontrolagainsttheupperhandletoengagethe wheels;releasetodisengage.
Auger Control
Theaugercontrolis adjacenttothe upperhandle. Squeezethe augercontrolagainsttheupperhandleto engagetheaugers;releasetodisengagetheaugers.
_lll/i ARNING:Nevermakeadjustments to
IMPORTANT:Referto AugerControlTestonpage7 priortooperatingyoursnowthrower.Readandfollow all instructionscarefullyandperformalladjustments toverifyyoursnowthroweris operatingsafelyand properly.
Chute Handle
Thedirectionof snowthrowingcorrespondsto the directionof the chuteopening.Usethe chutehandle
how to stop the machineand disengage themquickly.
Chute Knob
Thedistancesnowisthrowncan beadjustedbyeither raisingorloweringtheupperchute.Loosenthechute knobon thesideof theupperchutetoadjust.Pivotthe upperchutetodesiredposition,andretightenthechute
knob.
Speed Selection Lever
Yoursnowthrowerisequippedwitha3-speedpower propelleddrivesystem.The speedis controlledbythis speedselectionlever,locatedontheleft sideofthe upperhandle. Threespeedsareprovided.Withthelever allthewaydown,towardstheengine,speed1isyour slowestspeed.
the chute assembly unless both auger and drive controlsare disengaged and the operator isstanding beside the unit.
IMPORTANT:Toshiftgears,the unitmustberunning andthedrivecontrolmustbe released.
Shave Plate
Theshaveplate maintainscontactwithpavementas thesnowthroweris propelled,allowingsnowcloseto pavement'ssurfaceto bedischarged.
Skid Shoe
Thespacebetweentheshaveplateandthegroundcan beadjusted.Forclosesnowremoval,placeskidshoesin thelowposition.Usemiddleor highpositionwhenareato beclearedis unevenoron gravelsurfaces.
toturnthechuteassemblyinthe directionyouwishto throwthesnow.
8
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