Toro Power Clear 721 QZE Snowthrower User manual

Category
Snow throwers
Type
User manual

This manual is also suitable for

FormNo.3385-219RevA
PowerClear
®
721QZR/QZESnowthrower
ModelNo.38743—SerialNo.315000001andUp
ModelNo.38744—SerialNo.315000001andUp
Operator'sManual
Introduction
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Thismachineisintendedtobeusedbyresidential
homeowners.Itisdesignedforremovingsnowfrom
pavedsurfaces,suchasdrivewaysandsidewalks,and
othersurfacesfortrafconresidentialorcommercial
properties.Itisnotdesignedforremovingmaterials
otherthansnow,norisitdesignedforclearingoffgravel
surfaces.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourmachineproperlyandtoavoidinjuryand
machinedamage.Youareresponsibleforoperatingthe
machineproperlyandsafely.
YoumaycontactTorodirectlyatwww.Toro.comformachine
andaccessoryinformation,helpndingadealer,ortoregister
yourmachine.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourmachineready.Figure1identiesthelocationofthe
modelandserialnumbersonthemachine.Writethenumbers
inthespaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2014—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.T oro.com.
OriginalInstructions(EN)
PrintedintheUSA
AllRightsReserved
*3385-219*A
Contents
Introduction..................................................................1
Training.................................................................2
Preparation.............................................................2
Operation...............................................................3
ClearingaCloggedDischargeChute..........................3
MaintenanceandStorage..........................................3
ToroSnowthrowerSafety.........................................3
SafetyandInstructionalDecals.................................5
Setup............................................................................6
1UnfoldingtheHandle............................................6
2InstallingtheDischargeChute................................6
3FillingtheEnginewithOil......................................7
4AdjustingtheControlCable...................................7
ProductOverview..........................................................8
Operation.....................................................................9
FillingtheFuelTank................................................9
CheckingtheEngineOilLevel..................................9
StartingtheEngine.................................................10
EngagingtheRotorBlades.......................................11
DisengagingtheRotorBlades..................................12
StoppingtheEngine...............................................12
AdjustingtheDischargeChuteandChute
Deector...........................................................12
ClearingaCloggedDischargeChute.........................12
PreventingFreeze-upafterUse.................................13
OperatingTips......................................................13
Maintenance.................................................................14
RecommendedMaintenanceSchedule(s)......................14
AdjustingtheControlCable.....................................14
InspectingtheRotorBlades.....................................15
ChangingtheEngineOil.........................................15
ServicingtheSparkPlug..........................................16
ReplacingtheDriveBelt..........................................18
AdjustingtheQuickShoot™Control........................18
Storage........................................................................21
StoringtheSnowthrower.........................................21
Safety
Readandunderstandthecontentsofthismanualbefore
youstarttheengine.
Thesafetyalertsymbolshownin
Figure2isusedto
alertyoutopotentialpersonalinjuryhazards.Obeyall
safetymessagesthatfollowthissymboltoavoidpossible
injuryordeath.
Improperlyusingormaintainingthismachinecould
resultininjuryordeath.Toreducethispotential,
complywiththefollowingsafetyinstructions.
Thismachineiscapableofamputatinghandsandfeet
andofthrowingobjects.Failuretoobservethefollowing
safetyinstructionscouldresultinseriousinjury.
Training
Read,understand,andfollowallinstructionsonthe
machineandinthemanual(s)beforeoperatingthis
machine.Bethoroughlyfamiliarwiththecontrolsand
theproperuseofthemachine.Knowhowtostopthe
machineanddisengagethecontrolsquickly.
Neverallowchildrentooperatethemachine.Neverallow
adultstooperatethemachinewithoutproperinstruction.
Keeptheareaofoperationclearofallpersons,particularly
smallchildren.
Exercisecautiontoavoidslippingorfalling.
Preparation
Thoroughlyinspecttheareawherethemachineistobe
usedandremovealldoormats,sleds,boards,wires,and
otherforeignobjects.
Donotoperatethemachinewithoutwearingadequate
wintergarments.Avoidloosettingclothingthatcanget
caughtinmovingparts.Wearfootwearthatwillimprove
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.
Keepthenozzleincontactwiththerimofthefuel
tankorcontaineropeningatalltimes,untilrefueling
iscomplete.Donotuseanozzlelock-opendevice.
Replacegasolinecapsecurelyandwipeupspilledfuel.
Iffuelisspilledonclothing,changeclothing
immediately.
Useextensioncordsandreceptaclesasspeciedby
themanufacturerforallmachineswithelectricstarting
motors.
Donotattempttoclearsnowfromagravelorcrushed
rocksurface.Thismachineisintendedforuseonlyon
pavedsurfaces.
Neverattempttomakeanyadjustmentswhiletheengine
isrunning(exceptwhenspecicallyrecommendedby
manufacturer).
Alwayswearsafetyglassesoreyeshieldsduringoperation
orwhileperforminganadjustmentorrepairtoprotect
eyesfromforeignobjectsthatmaybethrownfromthe
machine.
2
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,beforeuncloggingtherotorbladehousing
ordischargechute,andwhenmakinganyrepairs,
adjustmentsorinspections.
Whencleaning,repairing,orinspectingthemachine,stop
theengineandmakecertainthattherotorbladesandall
movingpartshavestopped.
Donotruntheengineindoors,exceptwhenstarting
theengineandfortransportingthemachineinorout
ofthebuilding.Opentheoutsidedoors;exhaustfumes
aredangerous.
Exerciseextremecautionwhenoperatingonslopes.
Neveroperatethemachinewithoutproperguardsand
othersafetyprotectivedevicesinplaceandworking.
Neverdirectthedischargetowardpeopleorareaswhere
propertydamagecanoccur.Keepchildrenandothers
away.
Donotoverloadthemachinecapacitybyattemptingto
clearsnowattoofastarate.
Lookbehindandusecarewhenbackingupwiththe
machine.
Disengagepowertotherotorbladeswhenmachineis
transportedornotinuse.
Neveroperatethemachinewithoutgoodvisibilityor
light.Alwaysbesureofyourfooting,andkeeparm
holdonthehandles.Walk;neverrun.
Nevertouchahotengineormufer(
Figure3).
Figure3
1.Symbolstampedontheexhaustbafeindicatingahot
surface.
ClearingaCloggedDischarge
Chute
WARNING
Handcontactwiththerotatingrotorbladesinside
thedischargechuteisthemostcommoncauseof
injuryassociatedwithmachines.Neveruseyour
handtocleanoutthedischargechute.
Toclearthechute:
Shuttheengineoff!
Wait10secondstobesuretherotorbladeshavestopped
rotating.
Alwaysuseacleanouttool,notyourhands.
MaintenanceandStorage
Checkallfastenersatfrequentintervalsforproper
tightnesstobesurethemachineisinsafeworking
condition.
Neverstorethemachinewithfuelinthefueltankinsidea
buildingwhereignitionsourcesarepresent,suchashot
waterheaters,spaceheaters,orclothesdryers.Allowthe
enginetocoolbeforestoringinanyenclosure.
AlwaysrefertotheOperator’sManualforimportantdetails
ifthemachineistobestoredforanextendedperiod.
Maintainorreplacesafetyandinstructionlabels,as
necessary.
Runthemachineafewminutesafterthrowingsnowto
preventfreeze-upoftherotorblades.
ToroSnowthrowerSafety
ThefollowinglistcontainssafetyinformationspecictoToro
productsorothersafetyinformationthatyoumustknow .
Rotatingrotorbladescaninjurengersorhands.
Staybehindthehandlesandawayfromthedischarge
openingwhileoperatingthemachine.Keepyourface,
hands,feet,andanyotherpartofyourbodyor
clothingawayfrommovingorrotatingparts.
Beforeadjusting,cleaning,repairing,andinspectingthe
machine,andbeforeuncloggingthedischargechute,stop
theengine,removethekey,andwaitforallmoving
partstostop.
Beforeleavingtheoperatingposition,stoptheengine,
removetheignitionkey,andwaitforallmovingpartsto
stop.
Ifashield,safetydevice,ordecalisdamaged,illegible,or
lost,repairorreplaceitbeforebeginningoperation.Also,
tightenanyloosefasteners.
3
Donotsmokewhilehandlinggasoline.
Donotusethemachineonaroof.
Donottouchtheenginewhileitisrunningorsoonafter
ithasstoppedbecausetheenginemaybehotenoughto
causeaburn.
Performonlythosemaintenanceinstructionsdescribedin
thismanual.Beforeperforminganymaintenance,service,
oradjustment,stoptheengineandremovethekey.If
majorrepairsareeverneeded,contactanAuthorized
ServiceDealer.
Donotchangethegovernorsettingsontheengine.
Whenstoringthemachineformorethan30days,drain
thefuelfromthefueltanktopreventapotentialhazard.
Storefuelinanapprovedfuelcontainer.Removethekey
fromtheignitionswitchbeforestoringthemachine.
PurchaseonlygenuineTororeplacementpartsand
accessories.
4
SafetyandInstructionalDecals
Important:Safetyandinstructiondecalsarelocatednearareasofpotentialdanger.Replacedamageddecals.
94-2577
1.Toengagetherotorblades,holdthecontrolbaragainst
thehandle.
2.Todisengagetherotorblades,releasethecontrolbar.
115-5698
Orderpartno.117-9121
1.Cuttingdismembermenthazards,impellerandauger—do
notplaceyourhandinthechute;removetheignitionkey
andreadtheinstructionsbeforeservicingorperforming
maintenance.
117-9103
Orderpartno.117-6046
1.Warning—readthe
Operator'sManual.
6.EngineswitchOff
2.Cutting/dismemberment
hazard,impeller—stopthe
enginebeforeleavingthe
machine.
7.Primer
3.Thrownobject
hazard—keepbystanders
asafedistancefromthe
machine.
8.Pushtheprimerthree
timestoprimetheengine.
4.Fuelspillhazard—donot
tipmachinebackward.
9.ReadtheOperator's
Manualbeforechecking
engineoillevel.
5.EngineswitchOn
10.Plugthemachineinto
powertheelectricstarter.
5
Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
1
Nopartsrequired
Unfoldthehandle.
Screws
3
Chuteassembly
1
2
Dischargechutehandle1
Installthedischargechute.
1
UnfoldingtheHandle
NoPartsRequired
Procedure
1.Loosenthehandleknobs,pulloutthe“U”-shaped
handlelocksuntilyoucanmovethehandlefreely,and
rotatethehandletotheoperatingposition(
Figure4).
Figure4
1.“U”-shapedhandlelock(2)
2.Handleknobs
2.Inserttheendofthe“U”-shapedhandlelockintothe
openholeinthehandleandtightenthehandleknobs
untiltheyaresnug(Figure5).
Figure5
Important:Ensurethatyoudonotpinchorkink
thecontrolcable(Figure6).
Figure6
1.Controlcable
6
2
InstallingtheDischargeChute
Partsneededforthisprocedure:
3
Screws
1
Chuteassembly
1Dischargechutehandle
Procedure
Installthedischargechuteasshown(
Figure7).
Figure7
1.Dischargechute
2.Screw(3)
Note:Foreasierinstallation,useasmallratchetwrenchto
tightenthescrews.
Important:Donotovertightenthescrews;otherwise
youmaydamagethedischargechuteandpreventit
fromturningfreely.
3
FillingtheEnginewithOil
NoPartsRequired
Procedure
Yourmachinedoesnotcomewithoilintheengine,butit
doescomewithabottleofoil.
Important:Beforestartingtheengine,lltheengine
withoil.
Note:Thebottleofoilmaycontainmorethanisrequired.
Donotoverllorunderlltheengine.
Maxll:.0.6l(20oz),type:automotivedetergentoilwithan
APIserviceclassicationofSJ,SL,orhigher.
Use
Figure8belowtoselectthebestoilviscosityforthe
outdoortemperaturerangeexpected:
Figure8
1.Movethemachinetoalevelsurface.
2.Cleanaroundtheoilllcap(Figure9).
Figure9
1.Oilllcap
3.Unscrewtheoilllcapandremoveit.
4.Withthemachineintheoperatingposition,carefully
pouroilintothecrankcaseuntilthepointofoverow.
Note:Youmaytipthemachineforward(handleup)
tomakeaddingoileasier.Remembertoreturnthe
machinetotheoperatingpositionbeforecheckingthe
oillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
5.Wait3minutesfortheoiltosettleandaddenoughto
bringittothepointofoverow .
6.Screwtheoilllcapintotheoilllholeandtightenit
securely.
7
4
AdjustingtheControlCable
NoPartsRequired
Procedure
RefertoAdjustingtheControlCable(page14).
ProductOverview
Figure10
1.Chutedeectortrigger
8.Electric-startbutton
2.Dischargechute9.Ignitionkey
3.Fueltankcap
10.Chokelever
4.Controlbar11.Oildrainplug
5.QuickShoot™control12.Oilllcap
6.Recoilstarthandle
13.Chutedeector
7.Primer
8
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
DANGER
Gasolineisextremelyammableandexplosive.A
reorexplosionfromgasolinecanburnyouand
others.
Topreventastaticchargefromignitingthe
gasoline,placethecontainerand/ormachine
onthegroundbeforelling,notinavehicleor
onanobject.
Fillthetankoutdoorswhentheengineiscold.
Wipeupspills.
Donothandlegasolinewhensmokingoraround
anopenameorsparks.
Storegasolineinanapprovedfuelcontainer,out
ofthereachofchildren.
Donottipthemachinebackwardwithfuelin
thefueltank;otherwise,fuelmayleakoutof
themachine.
FillingtheFuelTank
Forbestresults,useonlyclean,fresh(lessthan30days
old),unleadedgasolinewithanoctaneratingof87or
higher((R+M)/2ratingmethod).
Ethanol:Gasolinewithupto10%ethanol(gasohol)
or15%MTBE(methyltertiarybutylether)byvolume
isacceptable.EthanolandMTBEarenotthesame.
Gasolinewith15%ethanol(E15)byvolumeisnot
approvedforuse.Neverusegasolinethatcontainsmore
than10%ethanolbyvolume,suchasE15(contains15%
ethanol),E20(contains20%ethanol),orE85(contains
85%ethanol).Usingunapprovedgasolinemaycause
performanceproblemsand/orenginedamagewhichmay
notbecoveredunderwarranty.
Donotusegasolinecontainingmethanol.
Donotstorefueleitherinthefueltankorfuelcontainers
overthewinterunlessafuelstabilizerisused.
Donotaddoiltogasoline.
Figure11
1.1/4inch(6mm)
Note:Forbestresults,purchaseonlythequantityofgasoline
thatyouexpecttousein30days.Otherwise,youmayadd
fuelstabilizertonewlypurchasedgasolinetokeepitfreshfor
upto6months.
CheckingtheEngineOilLevel
ServiceInterval:Beforeeachuseordaily—Checktheengine
oillevelandaddoilifnecessary.
1.Movethemachinetoalevelsurface.
2.Cleanaroundtheoilllcap(
Figure12).
Figure12
1.Oilllcap
3.Unscrewtheoilllcapandremoveit.
4.Iftheoillevelislow,keepthemachineintheoperating
positionandcarefullypouroilintothecrankcase
untilthepointofoverow .Wait3minutesforthe
oiltosettleandaddenoughtobringittothepoint
ofoverow .(Max.ll:20oz.(0.6l),type:SAE30
detergentoilwithanAPIserviceclassicationofSJ,
SL,orhigher.)
9
Note:Youmaytipthemachineforward(handleup)
tomakeaddingoileasier.Remembertoreturnthe
machinetotheoperatingpositionbeforecheckingthe
oillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
5.Screwtheoilllcapintotheoilllholeandhand
tightenitsecurely.
StartingtheEngine
1.TurntheignitionkeyclockwisetotheOnposition
(Figure13).
Figure13
2.Pulloutthechokelever(Figure14andFigure15).
Figure14
1.Chokelever
Figure15
1.Symbolsonthechokeleverindicatingtomovethechoke
levertotherighttoactivatethechoke.
3.Firmlypushintheprimerwithyourthumbasindicated
bythechartbelow,holdingintheprimerforasecond
beforereleasingiteachtime(Figure16).
Numberofprimes
Temperature
3
0°F(-18°C)orabove
6
Below0°F(-18°C)
Figure16
Note:Removeyourglovewhenyoupushinthe
primersothataircannotescapefromtheprimerhole.
Important:Donotusetheprimerorthechokeif
theenginehasbeenrunningandishot.Excessive
primingmayoodtheengineandpreventitfrom
starting.
4.Connectanextensioncordtoapowersourceandthe
machine,andpushtheelectric-startbutton(
Figure17),
orpulltherecoilstarthandle(
Figure18).
Figure17
Note:UseonlyaUL-listed,16-gaugeextensioncord
recommendedforoutdoorusethatisnotlongerthan
15m(50feet).
10
WARNING
Theelectricalcordcanbecomedamaged,
causingashockorre.
Thoroughlyinspecttheelectricalcordbefore
pluggingitintoapowersource.Ifthe
cordisdamaged,donotuseittostartthe
machine.Replaceorrepairthedamagedcord
immediately.ContactanAuthorizedService
Dealerforassistance.
Figure18
Important:Runtheelectricstarternomore
than10timesatintervalsof5secondson,then
5secondsoff.Runningtheelectricstarter
extensivelycanoverheatanddamageit.Ifthe
enginedoesnotstartafterthisseriesofattempts,
waitatleast40minutestoallowthestartertocool
beforeattemptingtostartitagain.Iftheengine
doesnotstartafterthesecondseriesofattempts,
takethemachinetoanAuthorizedServiceDealer
forservice.
Note:Ifyoupulltherecoilhandleandfeelno
resistance,thestartermaybefrozen.Thawoutthe
starterbeforeattemptingtostartthemachine.
5.Whiletheengineisrunning,pushinthechokelever
slowly.
6.Unplugtheextensioncordfromthepowersourceand
themachine.
CAUTION
Ifyouleavethemachinepluggedintoapower
source,someonecaninadvertentlystartthe
machineandinjurepeopleordamageproperty.
Unplugthepowercordwheneveryouarenot
startingthemachine.
EngagingtheRotorBlades
Toengagetherotorblades,holdthecontrolbaragainstthe
handle(Figure19).
Figure19
1.Controlbar
11
DisengagingtheRotorBlades
Todisengagetherotorblades,releasethecontrolbar(Figure
20).
Figure20
StoppingtheEngine
Tostoptheengine,turntheignitionkeycounterclockwiseto
theOffposition(Figure21).
Figure21
AdjustingtheDischargeChute
andChuteDeector
Toadjustthedischargechute,pressthetriggeroftheQuick
Shoot™controlontherighthandsideofthehandleand
moveitupordownalongthehandle.Movingthecontrol
downthehandlerotatesthedischargechutetotheleft;
movingthecontrolupthehandlerotatesthedischargechute
totheright(
Figure22).
Figure22
Toraiseorlowertheangleofthechutedeector,pressthe
triggeronthechutedeectorandmovethechutedeector
upordown(
Figure23).
Figure23
1.Chutedeectortrigger2.Chutedeector
ClearingaCloggedDischarge
Chute
WARNING
Handcontactwiththerotatingrotorbladesinside
thedischargechuteisthemostcommoncauseof
injuryassociatedwithmachines.Neveruseyour
handtocleanoutthedischargechute.
Toclearthechute:
12
Shuttheengineoff!
Wait10secondstobesuretherotorbladeshavestopped
rotating.
Alwaysuseacleanouttool,notyourhands.
PreventingFreeze-upafterUse
Lettheenginerunforafewminutestopreventmoving
partsfromfreezing.Stoptheengine,waitforallmoving
partstostop,andremoveiceandsnowfromthemachine.
Cleanoffanysnowandicefromthebaseofthechute.
Rotatethedischargechuteleftandrighttofreeitfrom
anyicebuildup.
WiththeignitionkeyintheOffposition,pulltherecoil
starterhandleseveraltimesorconnecttheelectricalcord
toapowersourceandthemachineandpushtheelectric
startbuttononcetopreventtherecoilstarterand/orthe
electricstarterfromfreezingup.
Insnowyandcoldconditions,somecontrolsandmoving
partsmayfreeze.Donotuseexcessiveforcewhen
tryingtooperatefrozencontrols.Ifyouhavedifculty
operatinganycontrolorpart,starttheengineandletit
runforafewminutes.
1
2
G016654
3
4
Figure24
OperatingTips
WARNING
Therotorbladescanthrowstones,toys,andother
foreignobjectsandcauseseriouspersonalinjuryto
theoperatorortobystanders.
Keeptheareatobeclearedfreeofallobjects
thattherotorbladescouldpickupandthrow.
Keepallchildrenandpetsawayfromthearea
ofoperation.
Removethesnowassoonaspossibleafteritfalls.
Ifthemachinedoesnotpropelitselfforwardonslippery
surfacesorinheavysnow,pushforwardonthehandle,
butallowthemachinetoworkatitsownpace.
Overlapeachswathtoensurecompletesnowremoval.
Dischargethesnowdownwindwheneverpossible.
13
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Afterthersthour
Checkthecontrolcableandadjustitifnecessary.
Checkforloosefastenersandtightenthemifnecessary.
Aftertherst2hours
Changetheengineoil.
Beforeeachuseordaily
Checktheengineoillevelandaddoilifnecessary.
Yearly
Checkthecontrolcableandadjustitifnecessary.
InspecttherotorbladesandhaveanAuthorizedServiceDealerreplacetherotor
bladesandscraperifnecessary.
Changetheengineoil.
Checkthesparkplugandreplaceitifnecessary.
Checkforloosefastenersandtightenthemifnecessary.
HaveanAuthorizedServiceDealerinspectthedrivebeltandreplaceitifnecessary.
Yearlyorbeforestorage
Preparethemachineforstorage.
AdjustingtheControlCable
CheckingtheControlCable
ServiceInterval:Afterthersthour—Checkthecontrol
cableandadjustitifnecessary.
Yearly—Checkthecontrolcableandadjustitif
necessary.
Movethecontrolbarbacktowardthehandletoremovethe
slackinthecontrolcable(
Figure25).
Figure25
1.Controlbar2.2mmto3mm(1/16-inch
to1/8-inch)gap
Note:Ensurethata2mmto3mm(1/16-inchto1/8-inch)
gapexistsbetweenthecontrolbarandthehandle(
Figure25).
Important:Thecontrolcablemustcontainsomeslack
whenyoudisengagethecontrolbarfortherotorblades
tostopproperly.
AdjustingtheControlCable
1.Slideupthespringcoverandunhookthespringfrom
theadjusterlink(Figure26).
Figure26
1.Adjusterlink
3.Springcover
2.Z-tting
4.Unhookthespringhere.
Note:Youcanpulluptheadjusterlinkandcableto
makeunhookingthespringeasier.
2.MovetheZ-ttingtoahigherorlowerholeonthe
adjusterlinkasneededtoobtainthe1/16-inchto
1/8-inch(2mmto3mm)gapbetweenthecontrolbar
andthehandle(Figure25).
14
Note:MovingtheZ-ttinghigherdecreasesthegap
betweenthecontrolbarandthehandle;movingit
lowerincreasesthegap.
3.Hookthespringtotheadjusterlinkandslidethespring
coverovertheadjusterlink.
4.Checktheadjustment;refertoCheckingtheControl
Cable.
Note:Afterextendeduse,thedrivebeltmaywear
andloseitsproperbelttension.Ifthedrivebeltslips
(continuouslysqueals)underaheavyload,disconnect
thespringfromtheadjustorlinkandmovetheupper
endofthespringtotheholethatisfurtherfrom
thepivotpointinthecontrolbar(Figure27).Then
connectthespringtotheadjustorlinkandadjustthe
controlcable.
Figure27
1.Removetheupperendof
springfromthishole
3.Pivotpoint
2.Inserttheupperendof
springintothishole
4.Upperendofspring
Note:Thebeltmayslip(squeal)inwetconditions;
todryoutthedrivesystem,starttherotorandrunit
withoutaloadfor30seconds.
InspectingtheRotorBlades
ServiceInterval:Yearly—Inspecttherotorbladesandhave
anAuthorizedServiceDealerreplacethe
rotorbladesandscraperifnecessary.
Beforeeachsession,inspecttherotorbladesforwear.When
arotorbladeedgehasworndowntothewearindicatorhole,
haveanAuthorizedServiceDealerreplacetherotorblades
andthescraper(
Figure28).
Figure28
1.Thewearindicatorholeis
intact;youdonotneedto
replacetherotorblades.
2.Thewearindicatorholeis
exposed;replacetherotor
blades.
ChangingtheEngineOil
ServiceInterval:Aftertherst2hours
Yearly
Runtheengineafewminutesbeforechangingtheoiltowarm
it.Warmoilowsbetterandcarriesmorecontaminants.
1.Siphonthefuelfromthefueltankintoanapproved
fuelcontainer,orruntheengineuntilitstops.
2.Movethemachinetoalevelsurface.
3.Placeanoildrainpanundertheoildrainplug,remove
theoildrainplug,andtipthemachinebackwardand
draintheusedoilintheoildrainpanFigure29).
Figure29
4.Afterdrainingtheusedoil,returnthemachinetothe
operatingposition.
5.Installtheoildrainplugandtightenitsecurely.
6.Cleanaroundtheoilllcap(
Figure30).
15
Figure30
1.Oilllcap
7.Unscrewtheoilllcapandremoveit(Figure30).
8.Withthemachineintheoperatingposition,carefully
pouroilintotheoilllholetothepointofoverow
(Figure32).
Note:Youmaytipthemachineforward(handleup)
tomakeaddingoileasier.Remembertoreturnthe
machinetotheoperatingpositionbeforecheckingthe
oillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
Maxll:0.6l(20oz.),type:automotivedetergentoil
withanAPIserviceclassicationofSJ,SL,orhigher.
UseFigure31belowtoselectthebestoilviscosityfor
theoutdoortemperaturerangeexpected:
Figure31
Figure32
9.Wait3minutesfortheoiltosettleandaddenoughto
bringittothepointofoverow .
10.Screwtheoilllcapintotheoilllhole,andhand
tightenitsecurely.
11.Wipeupanyspilledoil.
12.Disposeoftheusedoilproperlyatalocalrecycling
center.
ServicingtheSparkPlug
ServiceInterval:Yearly—Checkthesparkplugandreplace
itifnecessary.
UseaNGKBPR6ESorChampionRN9YCsparkplug
orequivalent.
1.Stoptheengineandwaitforallmovingpartstostop.
2.Rotatethedischargechutesothatitfacesforward.
3.Removethedischargechute,thedischargechute
handle,andthechutesealbyremovingthe3large
screwsandonesmallscrew(Figure33).
16
Figure33
1.Fueltankcap
4.Smallscrew
2.Largescrews(3)5.Chuteseal
3.Dischargechute
4.Removethe4screwsthatsecuretheshroud(Figure34).
Figure34
1.Screw(4)3.Sparkplug
2.Shroud4.Spark-plugwire
5.Removethefueltankcap.
6.Removetheshroud(
Figure34).
7.Installthefueltankcap.
8.Disconnectthewirefromthesparkplug.
9.Cleanaroundthesparkplug.
10.Removethesparkplugfromthecylinderhead.
Important:Replaceacracked,fouled,ordirty
sparkplug.Donotcleantheelectrodesbecause
gritenteringthecylindercandamagetheengine.
11.Setthegapontheplugto0.030inch(0.76mm)(
Figure
35).
Figure35
1.Centerelectrodeinsulator3.Airgap(nottoscale)
2.Sideelectrode
12.Installthesparkplugandtorqueitto20–22ft-lb
(27–30N-m).
13.Connectthewiretothesparkplug.
Note:Ensurethatthebreathertubeisroutedabove
thesparkplugwireasshowninFigure36.
Figure36
1.Breathertube
2.Carburetordrainbolt
14.Removethefueltankcap.
15.Installtheshroudwiththescrewsyouremovedinstep
4.
Note:Ensurethattheupperandlowershroudst
togetherinthesidegrooves.
16.Installthefueltankcap.
17.Installthechuteseal,thedischargechute,andthe
dischargechutehandleontothemachineusingthe
hardwareyouremovedinstep
3.
17
Note:Thesmallscrewgoesthroughthesmallhole
inthechutesealatthefrontofthedischargechute
opening.
ReplacingtheDriveBelt
Ifdrivebeltbecomesworn,oil-soaked,excessivelycracked,
frayed,orotherwisedamaged,replacethebelt.
1.Removethedrivebeltcoverbyremovingthe3boltsas
showninFigure37.
Figure37
1.Drivebeltcover6.Drivebelt
2.Bolt(3)7.Rotorshaft
3.Rotorpulleybolt
8.Brakespring(unhookfrom
idlerarmhere)
4.Curvedwasher
9.Idlerpulley
5.Rotorpulley10.Enginepulley
2.Unhookthebrakespringfromtheidlerarmtorelease
thebelttension(Figure37).
3.Removethescrewandcurvedwasherthatholdsthe
rotorpulley(Figure37).
4.Removetherotorpulleyandthedrivebelt(
Figure37).
5.Installthenewdrivebelt,routingitasshownin(
Figure
38).
Figure38
1.Brakespring(installon
idlerarmhere)
3.Enginepulley
2.Idlerpulley4.Rotorpulley
Note:Routethenewdrivebeltrstaroundtheengine
pulley,thentheidlerpulley,andnallyaroundthe
looserotorpulleypositionedjustabovetherotorshaft
(Figure37).
6.Installtherotorpulleyontotherotorshaft(Figure37).
7.Installthecurvedwasherandtherotorpulleyboltand
tightenthemsecurely(Figure37).
Note:Theconcavesideofthecurvedwashergoes
againsttheoutsideofthepulley.
8.Installthebrakespringontotheidlerarm(Figure38).
9.Installthedrivebeltcoverwiththeboltsyouremoved
instep
1.
Note:Ensurethatthedrivebeltisproperlyadjusted
andoperating;refertoCheckingtheControlCableand
AdjustingtheControlCable.
AdjustingtheQuickShoot™
Control
Ifthereismorethan1/2inch(13mm)ofslackintheQuick
Shootcable(Figure39)orthedischargechutedoesnotrotate
leftandrightinequalangles,adjusttheQuickShootcontrol
cables.
Figure39
1.1/2inch(13mm)maximumslack
1.LoosenthetwoQuickShootcontrolcableclamps
(Figure40).
18
Figure40
1.Cableclamps
2.PositiontheQuickShootcontrolbetweenthetwo
arrowslocatedontherighthandsideoftheupper
handle(Figure41).
Figure41
1.Arrows
3.Rotatethedischargechutesothatitfacesstraight
aheadandthearrowonthebackofthedischargechute
alignswiththearrowontheshroud(Figure42).
Figure42
19
4.Holdthedischargechuteinthestraight-aheadposition,
pullthelowercablecasingdownwarduntilyouremove
theslackinthecable,andtightenthescrewonthe
lowercableclampsecurely(Figure43).
Figure43
1.Lowercablecasing
5.Pulltheuppercablecasingforwarduntilyouremove
theslackinthecable,andtightenthescrewonthe
uppercableclampsecurely(Figure44).
Figure44
1.Uppercablecasing
Note:Donotover-tensionthecables.Ifthecables
areover-tensioned,theQuickShootwillbehardto
operate.
20
  • Page 1 1
  • Page 2 2
  • Page 3 3
  • Page 4 4
  • Page 5 5
  • Page 6 6
  • Page 7 7
  • Page 8 8
  • Page 9 9
  • Page 10 10
  • Page 11 11
  • Page 12 12
  • Page 13 13
  • Page 14 14
  • Page 15 15
  • Page 16 16
  • Page 17 17
  • Page 18 18
  • Page 19 19
  • Page 20 20
  • Page 21 21
  • Page 22 22
  • Page 23 23
  • Page 24 24

Toro Power Clear 721 QZE Snowthrower User manual

Category
Snow throwers
Type
User manual
This manual is also suitable for

Ask a question and I''ll find the answer in the document

Finding information in a document is now easier with AI