Toro 38660, 38664, 38674 Operator's Manual

PowerMaxHeavyDuty928OEand926/1028OXE

ST

OP

G016493

1

Snowthrower

ModelNo.38660—SerialNo.313000001andUp

ModelNo.38664—SerialNo.313000001andUp

ModelNo.38674—SerialNo.313000001andUp

Introduction

Thismachineisintendedtobeusedbyresidential
homeownersorprofessional,hiredoperators.Itis
designedforremovingsnowfrompavedsurfaces,such
asdrivewaysandsidewalks,andothersurfacesfor
trafconresidentialorcommercialproperties.Itisnot
designedforremovingmaterialsotherthansnow.

Readthisinformationcarefullytolearnhowtooperateand
maintainyourmachineproperlyandtoavoidinjuryand
machinedamage.Youareresponsibleforoperatingthe
machineproperlyandsafely.

YoumaycontactTorodirectlyatwww .Toro.comformachine
andaccessoryinformation,helpndingadealer,ortoregister
yourmachine.

Wheneveryouneedservice,genuineT oroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourmachineready.Figure1identiesthelocationofthe
modelandserialnumbersonthemachine.Writethenumbers
inthespaceprovided.

FormNo.3373-560RevB

Operator'sManual

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.

©2012—TheT oro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Figure2

1.Safetyalertsymbol

Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.

Registeratwww.T oro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3373-560*B

ThissparkignitionsystemcomplieswithCanadianICES-002.

Contents

Introduction..................................................................1

Training.................................................................3

Preparation.............................................................3

Operation...............................................................3

ClearingaCloggedDischargeChute..........................4

MaintenanceandStorage..........................................4

ToroSnowthrowerSafety.........................................4

SafetyandInstructionalDecals.................................5

Setup............................................................................7

1InstallingtheUpperHandle....................................8

2InstallingtheWheelClutchCableEnds....................8

3InstallingtheTractionControlLinkage....................9

4InstallingtheChuteControlRod............................10

5ConnectingtheWiretotheHeadlight......................11

6FillingtheEnginewithOil.....................................11

7CheckingtheTirePressure....................................12

8CheckingtheSkidsandScraper..............................12

9CheckingtheTractionDriveOperation...................12

ProductOverview.........................................................14

Operation....................................................................14

FreewheelingorUsingtheSelf-propelDrive...............14

FillingtheFuelTank...............................................15

StartingtheEngine.................................................16

StoppingtheEngine...............................................18

OperatingtheTractionDrive...................................18

UsingtheWheelClutchLevers.................................18

OperatingtheSpeedSelector...................................19

OperatingtheAuger/ImpellerDrive.........................19

OperatingtheQuickStick®.....................................19

UncloggingtheDischargeChute..............................20

PreventingFreeze-up..............................................20

OperatingTips......................................................21

Maintenance.................................................................21

RecommendedMaintenanceSchedule(s)......................21

PreparingforMaintenance.......................................22

CheckingtheEngineOilLevel.................................22

CheckingandAdjustingtheSkids.............................22

CheckingandAdjustingtheTractionCable................23

CheckingandAdjustingtheAuger/Impeller

Cable................................................................23

CheckingtheAugerGearboxOilLevel......................24

ChangingtheEngineOil.........................................25

LubricatingtheHexShaft........................................25

ReplacingtheSparkPlug.........................................26

AdjustingtheDischargeChuteLatch........................26

ReplacingtheDriveBelts.........................................27

ReplacingtheHeadlightBulb...................................27

Storage........................................................................28

PreparingtheMachineforStorage............................28

RemovingtheMachinefromStorage.........................28

Troubleshooting...........................................................29

2

Safety

ThismachinemeetsorexceedstheB71.3specications
oftheAmericanNationalStandardsInstituteineffect
atthetimeofproduction.

Readandunderstandthecontentsofthismanualbefore
theengineiseverstarted.

Thisisthesafetyalertsymbol.Itisusedtoalertyou
topotentialpersonalinjuryhazards.Obeyallsafety
messagesthatfollowthissymboltoavoidpossibleinjury
ordeath.

–Keepthenozzleincontactwiththerimofthefuel

tankorcontaineropeningatalltimes,untilrefueling
iscomplete.Donotuseanozzlelock-opendevice.

–Replacegasolinecapsecurelyandwipeupspilledfuel.

–Iffuelisspilledonclothing,changeclothing

immediately.

•Useextensioncordsandreceptaclesasspeciedby

themanufacturerforallmachineswithelectricstarting
motors.

•Adjustthecollectorhousingtocleargravelorcrushed

rocksurface.

Improperlyusingormaintainingthismachinecould
resultininjuryordeath.Toreducethispotential,
complywiththefollowingsafetyinstructions.

Training

•Read,understandandfollowallinstructionsonthe

machineandinthemanual(s)beforeoperatingthis
machine.Bethoroughlyfamiliarwiththecontrolsand
theproperuseofthemachine.Knowhowtostopthe
machineanddisengagethecontrolsquickly.

•Neverallowchildrentooperatethemachine.Neverallow

adultstooperatethemachinewithoutproperinstruction.

•Keeptheareaofoperationclearofallpersons,particularly

smallchildren.

•Exercisecautiontoavoidslippingorfalling,especially

whenoperatingthemachineinreverse.

Preparation

•Thoroughlyinspecttheareawherethemachineistobe

usedandremovealldoormats,sleds,boards,wires,and
otherforeignobjects.

•Disengageallclutchesandshiftintoneutralbefore

startingtheengine.

•Donotoperatethemachinewithoutwearingadequate

wintergarments.Avoidloosettingclothingthatcanget
caughtinmovingparts.W earfootwearthatwillimprove
footingonslipperysurfaces.

•Handlefuelwithcare;itishighlyammable.

–Useanapprovedfuelcontainer.

–Neveraddfueltoarunningengineorhotengine.

–Fillfueltankoutdoorswithextremecare.Neverll

fueltankindoors.

–Neverllcontainersinsideavehicleoronatruckor

trailerbedwithaplasticliner.Alwaysplacecontainers
ontheground,awayfromyourvehicle,beforelling.

–Whenpractical,removegas-poweredmachineryfrom

thetruckortrailerandrefuelitontheground.If
thisisnotpossible,thenrefuelsuchmachineryona
trailerwithaportablecontainer,ratherthanfroma
gasolinedispensernozzle.

•Neverattempttomakeanyadjustmentswhiletheengine

isrunning(exceptwhenspecicallyrecommendedby
manufacturer).

•Alwayswearsafetyglassesoreyeshieldsduringoperation

orwhileperforminganadjustmentorrepairtoprotect
eyesfromforeignobjectsthatmaybethrownfromthe
machine.

Operation

•Donotputhandsorfeetnearorunderrotatingparts.

Keepclearofthedischargeopeningatalltimes.

•Exerciseextremecautionwhenoperatingonorcrossing

graveldrives,walks,orroads.Stayalertforhidden
hazardsortrafc.

•Afterstrikingaforeignobject,stoptheengine,remove

theignitionkey ,thoroughlyinspectthemachineforany
damage,andrepairthedamagebeforerestartingand
operatingthemachine.

•Ifthemachineshouldstarttovibrateabnormally,stopthe

engineandcheckimmediatelyforthecause.Vibrationis
generallyawarningoftrouble.

•Stoptheenginewheneveryouleavetheoperating

position,beforeuncloggingtheauger/impellerhousing
ordischargechute,andwhenmakinganyrepairs,
adjustmentsorinspections.

•Whencleaning,repairingorinspectingthemachine,stop

theengineandmakecertaintheauger/impellerandall
movingpartshavestopped.Disconnectthesparkplug
wireandkeepthewireawayfromtheplugtoprevent
someonefromaccidentallystartingtheengine.

•Donotruntheengineindoors,exceptwhenstarting

theengineandfortransportingthemachineinorout
ofthebuilding.Opentheoutsidedoors;exhaustfumes
aredangerous.

•Exerciseextremecautionwhenoperatingonslopes.

•Neveroperatethemachinewithoutproperguards,and

othersafetyprotectivedevicesinplaceandworking.

•Neverdirectthedischargetowardpeopleorareaswhere

propertydamagecanoccur.Keepchildrenandothers
away.

3

•Donotoverloadthemachinecapacitybyattemptingto

clearsnowattoofastarate.

•Neveroperatethemachineathightransportspeeds

onslipperysurfaces.Lookbehindandusecarewhen
operatinginreverse.

•Disengagepowertotheauger/impellerwhenmachineis

transportedornotinuse.

•Useonlyattachmentsandaccessoriesapprovedbythe

manufacturerofthemachine(suchaswheelweights,
counterweights,orcabs).

•Neveroperatethemachinewithoutgoodvisibilityor

light.Alwaysbesureofyourfooting,andkeeparm
holdonthehandles.Walk;neverrun.

•Nevertouchahotengineormufer.

ClearingaCloggedDischarge Chute

WARNING

Handcontactwiththerotatingrotorbladesinside
thedischargechuteisthemostcommoncauseof
injuryassociatedwithmachines.Neveruseyour
handtocleanoutthedischargechute.

Toclearthechute:

•Shuttheengineoff!

•Wait10secondstobesuretherotorbladeshavestopped

rotating.

•Alwaysusethecleanouttoolmountedonthe

snowthrower,notyourhands.

dischargeopeningwhileoperatingthemachine.Keep

yourface,hands,feet,andanyotherpartofyour
bodyorclothingawayfrommovingorrotatingparts.

•Beforeadjusting,cleaning,inspecting,troubleshooting,or

repairingthemachine,stoptheengine,removethekey,

andwaitforallmovingpartstostop.Disconnect
thewirefromthesparkplugandkeepitawayfrom
thesparkplugtopreventsomeonefromaccidentally
startingtheengine.

•Beforeleavingtheoperatingposition,stoptheengine,

removethekey,andwaitforallmovingpartstostop.

•Tounclogthedischargechute,stayintheoperating

positionandreleasethelefthand(traction)lever.While
runningtheauger/impeller,pushdownonthehandlesto
raisethefrontofthemachineafewinches(centimeters)
offthepavement.Thenliftthehandlesquicklytobump
thefrontofthemachineonthepavement.Repeatif
necessaryuntilastreamofsnowcomesoutthedischarge
chute.

•Ifyoucannotunclogthedischargechutebybumping

thefrontofthemachine,stoptheengine,waitfor

allmovingpartstostop,andusethecleanouttool;
neveruseyourhand.

•Ifashield,safetydevice,ordecalisdamaged,illegible,or

lost,repairorreplaceitbeforebeginningoperation.

•Donotsmokewhilehandlinggasoline.

•Donotusethemachineonaroof.

•Donottouchtheenginewhileitisrunningorsoonafter

ithasstoppedbecausetheenginemaybehotenoughto
causeaburn.

MaintenanceandStorage

•Checkallfastenersatfrequentintervalsforproper

tightnesstobesurethemachineisinsafeworking
condition.

•Neverstorethemachinewithfuelinthefueltankinsidea

buildingwhereignitionsourcesarepresentsuchashot
waterheaters,spaceheaters,orclothesdryers.Allowthe
enginetocoolbeforestoringinanyenclosure.

•AlwaysrefertotheOperator’ sManualforimportantdetails

ifthemachineistobestoredforanextendedperiod.

•Maintainorreplacesafetyandinstructionlabels,as

necessary.

ToroSnowthrowerSafety

ThefollowinglistcontainssafetyinformationspecictoToro
machinesorothersafetyinformationthatyoumustknow.

•Rotatingauger/impellercancutofforinjurengers

orhands.Staybehindthehandlesandawayfromthe

Figure3

1.Symbolstampedonthemuferheatshield

•Performonlythosemaintenanceinstructionsdescribedin

thismanual.Beforeperforminganymaintenance,service,
oradjustment,stoptheengine,removethekey,and
disconnectthewirefromthesparkplug.Ifmajorrepairs
areeverneeded,contactyourAuthorizedServiceDealer.

•Donotchangethegovernorsettingsontheengine.

•Whenstoringthemachineformorethan30days,drain

thefuelfromthefueltanktopreventapotentialhazard.
Storefuelinanapprovedfuelcontainer.Removethekey
fromtheignitionswitchbeforestoringthemachine.

•PurchaseonlygenuineTororeplacementpartsand

accessories.

4

SafetyandInstructional
Decals

Important:Safetyandinstructiondecalsarelocated

nearareasofpotentialdanger.Replacedamageddecals.

107-3040

1.Cuttingdismemberment,impellerandcutting
dismemberment,augerhazards—keepbystandersasafe
distancefromthesnowthrower.

106-4525

Reorderpartno.1 12-6633

1.Fast

2.Forwardspeeds4.Reversespeeds

3.Slow

112-6626(Model38660only)

1.Tractiondrive—squeezetheleverto
engage;releasethelevertodisengage.

2.Warning—readtheOperator'sManual.4.Cutting/dismembermenthazard,

3.Cutting/dismembermenthazard,
impeller—donotplaceyourhandinthe
chute;stoptheenginebeforeleaving
theoperator'sposition,usethetoolto
clearthechute.

impellerandauger—stayawayfrom
movingparts,keepallguardsand
shieldsinplace;removetheignition
keyandreadtheinstructionsbefore
servicingorperformingmaintenance.

112-6625

Reorderpartno.1 12-6629

1.Cutting/dismembermenthazard,impeller—donotplace
yourhandinthechute;stoptheenginebeforeleavingthe
operator'sposition,usethetooltoclearthechute.

5.Thrownobjecthazard—keep
bystandersasafedistancefromthe
snowthrower.

6.Auger/impellerdrive—squeezethe
levertoengage;releasetheleverto
disengage.

5

112-6627(Models38664and38674only)

x 3

1

2

3

4

5

120-9805

1.Leftturncontrol

2.Tractiondrive—squeeze
thelevertoengage;release
thelevertodisengage.

3.Warning—readthe

Operator'sManual.

4.Cutting/dismemberment
hazard,impeller—do
notplaceyourhand
inthechute;stopthe
enginebeforeleavingthe
operator'sposition,usethe
tooltoclearthechute.

125–1102

1.Enginestop3.Variablespeedcontrol

2.Slow

4.Fast

5.Cutting/dismemberment
hazard,impeller—keep
awayfrommovingparts;
removetheignitionkeyand
readtheinstructionsbefore
servicingorperforming
maintenance.

6.Thrownobject
hazard—keepbystanders
asafedistancefromthe
snowthrower.

7.Auger/impeller
drive—squeezetheleverto
engage;releasethelever
todisengage.

8.Rightturncontrol

1.Insertthekey.

2.Primetheengine3times.

3.Engagethechoke.

4.Pullthestartercord.

5.Oncetheengineisrunning,disengagethechoke.

120-9805

6

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

1

2
3

4
5

6
7
8
9

Handlebolts4
Curvedwashers
Locknuts4

Nopartsrequired

Nopartsrequired

Carriagebolts
Locknuts2

Cabletie

Nopartsrequired

Nopartsrequired

Nopartsrequired

Nopartsrequired

Qty.

Use

4

–

–

2

1

–

–

–

–

Installtheupperhandle.

Installthewheelclutchcableends

Installthetractioncontrollinkage.

Installthechutecontrolrod.

Connectthewiretotheheadlight.

Filltheenginewithoil.

Checkthetirepressure.

Checktheskidsandscraper.

Checktheoperationofthetractiondrive.

7

1

InstallingtheUpperHandle

Partsneededforthisprocedure:

4Handlebolts

4

Curvedwashers

4Locknuts

Procedure

Note:Donotremovetherubberbandonthecablesuntil

youhaveinstalledtheupperhandle.

1.Liftandrotatetheupperhandleandpositionitover
thelowerhandle(Figure4).

Important:Routethecablesattachedtothe
QuickStickinsidetheupperhandlelegsand
ensurethatthecablesandthewireforthe
headlightarenotpinchedbetweenthehandle
sections.

Figure5

2

InstallingtheWheelClutch CableEnds

NoPartsRequired

Procedure

Models38664and38674only.

1.Unwrapthecableendsfromthelowerhandle
(Figure6).

Figure4

1.Cables

2.Securetheupperhandlewith4handlebolts,4curved
washers,and4locknutsfromtheloosepartsbag

Figure5).

(

Figure6

2.Routeeithertheleftorrightcableendoverthelower
handleandinsertthecableendintotheholeinthe
correspondingwheelclutchlever(Figure7).

8

Figure7

1.Wheelclutchlever

3.Removethenutandwasherfromthehandle,attach
thecableclamponthecabletothehandle,installthe
washerandthenut,andhandtightenthenut(Figure8).

Figure8

Figure10

Note:Thegapshouldbeapproximatelythethickness

ofapencil(1/4inchor6mm).Ifitisgreater,loosen
thecableclampnut,slidethecablejacketupslightly,
tightenthecableclampnut,andcheckthegapagain.

6.Repeatsteps2through5fortheothercable.

3

InstallingtheTractionControl Linkage

NoPartsRequired

1.Cableclamp(2)

Important:Ensurethatthecurvedsideofthe
cableclampisagainstthehandleandthatthe
cableisroutedbelowtheclampbolt.Thecable
mustbeinastraightlinefromthecableclamp
tothepointwhereitattachestothewheelclutch
lever.

4.Pullthecablejacketdowngentlyuntilthewheelclutch
leverisdownandtheslackisoutofthecable,then
tightenthecableclampnutsecurely(Figure9).

Figure9

5.Squeezetheleverfully ,thencheckthegapbetweenthe
bottomofthehandleandthewheelclutchleverend
(Figure10).

Procedure

1.Removethehairpincotterandwasherfromthelower
endofthespeedcontrolrodandinsertthelowerend
oftherodintothelowerlinkarmsothatthebentend
ofthespeedcontrolrodfacesrearward(Figure11).

Figure11

2.Securethelowerendofthespeedcontrolrodwiththe
washerandhairpincotterthatyoupreviouslyremoved.

3.Removethehairpincotterandtheouterwasherfrom
thetrunnionontheupperendofthespeedcontrol
rod(Figure12).

9

Note:Foreasierinstallation,lookdownthroughthe
openinginthespeedselector(Figure14).

Figure12

1.Speedselectorlever

2.Trunnion

Note:Tomakeinstallationeasier,leavetheatwasher
onthetrunnion(Figure12).

4.ShiftthespeedselectorleverintoPositionR2.

5.Rotatethelowerlinkarmfullyupward
(counterclockwise)(Figure13).

6.Liftuponthespeedcontrolrodandinsertthetrunnion
intotheholeinthespeedselectorlever(Figure12).

Note:Ifthetrunniondoesnottintothehole
whenyouliftuponthespeedcontrolrod,rotatethe
trunnionupwardordownwardonthespeedcontrol
roduntilitts.

7.Securethetrunnionandupperendofthespeedcontrol
rodwiththeouterwasherandahairpincotteryou
previouslyremoved.

3.Innerwasher

4.Outerwasher

Figure13

Figure14

1.Speedselector

4

InstallingtheChuteControl Rod

Partsneededforthisprocedure:

2

Carriagebolts

2Locknuts

Procedure

1.UnwraptheQuickStickandrotateitsothatitis
uprightandinthecenter.

2.Holdthebluetriggercapdownandpulltheleverfully
rearward.

Note:Thedischargechuteanddeectorshouldface
forward.Iftheydonot,holdthebluetriggercap
down(butdonotmovetheQuickStick)androtatethe
dischargechuteuntiltheydo.

3.Aligntheattenedbackendofthelongchutecontrol
rodwiththeattenedfrontendoftheshortrod
thatextendsfromthecontrolpanelsothattheynest
together(Figure15).

10

g018656

Figure15

g018657

1

2

3

G016761

7.HoldthebluetriggercapdownandrotatetheQuick
Stickinacircletoensurethatthechuteanddeector
operatesmoothly.

5

ConnectingtheWiretothe Headlight

1.Shortrod

4.Insertthefrontendoftherodintotheopeningin
thebackofthechutegearcoveruntilitslidesintothe
chutegear(Figure16).

5.Aligntheholesinthenestedendsoftherodsand
insert2carriagebolts(intheloosepartsbag)through
theshortrodfromtheleftsideofthemachine(from
theoperatingposition).

6.Insertthecableclipthatsupportsthedeector
cableontotheforwardcarriagebolt,andsecurethe
carriageboltswithlocknutsfromtheloosepartsbag
(Figure17).

2.Longchutecontrolrod

Figure16

Partsneededforthisprocedure:

1

Cabletie

Procedure

1.Insertthewireconnectoronthelooseendofthewire
straightintothebackoftheheadlightuntilitissecurely
inplace(Figure18).

Figure18

1.Plasticcliponwire
connector

2.U-bolt

Note:Ensurethattheplasticcliponthewire
connectorisonthebottom(Figure18).

2.Secureacabletie(fromtheloosepartsbag)aroundthe
wireandthehandleaboutaninch(2.5cm)belowthe
U-bolt(Figure18).

3.Cabletie

Figure17

1.Cableclip2.Deectorcable

11