Toro Power Clear 721 QZE Snowthrower User manual

Brand: Toro

Model: Power Clear 721 QZE Snowthrower

Category: Snow throwers

Type: User manual

This manual is also suitable for

Power Clear 721 QZR Snowthrower

FormNo.3396-739RevA

PowerClear

721QZR/QZESnowthrower

ModelNo.38743—SerialNo.316000001andUp

ModelNo.38744—SerialNo.316000001andUp

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.

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3396-739*A

Contents

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

Safety...........................................................................3

SafetyandInstructionalDecals.................................3

Setup............................................................................4

1UnfoldingtheHandle............................................4

2InstallingtheDischargeChute................................4

3FillingtheEnginewithOil......................................5

4AdjustingtheControlCable...................................5

ProductOverview..........................................................6

Operation.....................................................................7

BeforeOperation.......................................................7

Safety.....................................................................7

FillingtheFuelTank................................................7

CheckingtheEngineOilLevel..................................7

DuringOperation......................................................8

Safety.....................................................................8

StartingtheEngine..................................................8

EngagingtheRotorBlades.......................................10

DisengagingtheRotorBlades..................................10

StoppingtheEngine...............................................10

AdjustingtheDischargeChuteandChute

Deector...........................................................10

ClearingaCloggedDischargeChute.........................11

OperatingTips......................................................11

AfterOperation........................................................11

Safety....................................................................11

PreventingFreeze-upafterUse.................................11

Maintenance.................................................................13

RecommendedMaintenanceSchedule(s)......................13

MaintenanceSafety.................................................13

AdjustingtheControlCable.....................................13

InspectingtheRotorBlades.....................................14

ChangingtheEngineOil.........................................14

ServicingtheSparkPlug..........................................15

ReplacingtheDriveBelt..........................................17

AdjustingtheQuickShoot™Control........................17

Storage........................................................................20

StoringtheSnowthrower.........................................20

Safety

•Readandunderstandthecontentsofthemanualbefore

youstarttheengine.Makesureeveryoneusingthis

productknowshowtousetheproductandunderstands

thewarnings.

•Donotputhandsorfeetnearmovingcomponentson

themachine.

•Donotoperatemachinewithoutallguardsandother

safetyprotectivedevicesinplaceandworkingonthe

machine.

•Keepclearofanydischargeopening.Keepbystandersa

safedistancefromthemachine.

•Keepchildrenoutoftheoperatingareaandunderthe

watchfulcareofaresponsibleadultotherthanthe

operator.Neverallowchildrentooperatethemachine.

•Shutthemachineoffbeforeunclogging,servicing,or

fueling.

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.

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Nopartsrequired

–

Unfoldthehandle.

Screws

Chuteassembly

Dischargechutehandle1

Installthedischargechute.

UnfoldingtheHandle

NoPartsRequired

Procedure

1.Loosenthehandleknobs,pullouttheU-shapedhandle

locksuntilyoucanmovethehandlefreely,androtate

thehandletotheoperatingposition(Figure3).

Figure3

1.U-shapedhandlelock(2)

2.Handleknobs

2.InserttheendoftheU-shapedhandlelockintothe

openholeinthehandleandtightenthehandleknobs

untiltheyaresnug(Figure4).

Note:Thehandleknobscontainnylocnutsthat

requiremorepressuretotightenfullytopreventthe

handlefromcominglooseduringoperation.

Figure4

Important:Ensurethatyoudonotpinchorkink

thecontrolcable(Figure5).

Figure5

1.Controlcable

InstallingtheDischargeChute

Partsneededforthisprocedure:

Screws

Chuteassembly

1Dischargechutehandle

Procedure

Installthedischargechuteasshown(Figure6).

Figure6

1.Dischargechute

2.Screw(3)

Note:Foreasierinstallation,useasmallratchetwrenchto

tightenthescrews.

Important:Donotovertightenthescrews;otherwise

youmaydamagethedischargechuteandpreventit

fromturningfreely.

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.

UseFigure7belowtoselectthebestoilviscosityforthe

outdoortemperaturerangeexpected:

Figure7

1.Movethemachinetoalevelsurface.

2.Cleanaroundtheoilllcap(Figure8).

Figure8

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.

AdjustingtheControlCable

NoPartsRequired

Procedure

RefertoAdjustingtheControlCable(page13).

ProductOverview

Figure9

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

Operation

BeforeOperation

Safety

•Useextensioncordsandreceptaclesasspeciedby

themanufacturerforallmachineswithelectricstarting

motors.

•Donotoperatethemachinewithoutwearingadequate

wintergarments.Avoidloosettingclothingthatcanget

caughtinmovingparts.Wearslipresistantfootwearthat

willimprovefootingonslipperysurfaces.

•Alwayswearsafetyglassesoreyeshieldsduringoperation

orwhileperforminganadjustmentorrepairtoprotect

eyesfromforeignobjectsthatmaybethrownfromthe

machine.

•Thoroughlyinspecttheareawherethemachineistobe

usedandremovealldoormats,sleds,boards,wires,and

otherforeignobjects.

•Ifashield,safetydevice,ordecalisdamaged,illegible,or

lost,repairorreplaceitbeforebeginningoperation.Also,

tightenanyloosefasteners.

DANGER

Gasolineisextremelyammableandexplosive.A

reorexplosionfromgasolinecanburnyouand

others.

•Topreventastaticchargefromignitingthe

gasoline,placethecontainerand/ormachine

onthegroundbeforelling,notinavehicleor

onanobject.

•Fillthetankoutdoorswhentheengineiscold.

Wipeupspills.

•Donothandlegasolinewhensmokingoraround

anopenameorsparks.

•Storegasolineinanapprovedfuelcontainer,out

ofthereachofchildren.

•Donottipthemachineeitherforwardor

backwardwithfuelinthefueltank;otherwise,

fuelmayleakoutofthemachine.

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.

Figure10

1.1/4inch(6mm)

Note:Forbestresults,purchaseonlythequantityofgasoline

thatyouexpecttousein30days.Otherwise,youmayadd

fuelstabilizertonewlypurchasedgasolinetokeepitfreshfor

upto6months.

CheckingtheEngineOilLevel

ServiceInterval:Beforeeachuseordaily—Checktheengine

oillevelandaddoilifnecessary.

1.Movethemachinetoalevelsurface.

2.Cleanaroundtheoilllcap(Figure11).

Figure11

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.)

Note:Youmaytipthemachineforward(handleup)

tomakeaddingoileasier.Remembertoreturnthe

machinetotheoperatingpositionbeforecheckingthe

oillevel.

Important:Donottipthemachinealltheway

forwardontoitsnose,orfuelmayleakoutofthe

machine.

5.Screwtheoilllcapintotheoilllholeandhand

tightenitsecurely.

DuringOperation

Safety

•Rotatingaugerbladescaninjurengersorhands.

Staybehindthehandlesandawayfromthedischarge

openingwhileoperatingthemachine.Keepyourface,

hands,feet,andanyotherpartofyourbodyor

clothingawayfrommovingorrotatingparts.

•Neverdirectthedischargetowardpeopleorareaswhere

propertydamagecanoccur.

•Exercisecautiontoavoidslippingorfalling.Alwaysbe

sureofyourfooting,andkeeparmholdonthehandles.

Walk;neverrun.

•Exerciseextremecautionwhenoperatingonslopes.

•Neveroperatethemachinewithoutgoodvisibilityor

light.

•Lookbehindandusecarewhenbackingupwiththe

machine.

•Whennotactivelyclearingsnow ,disengagepowertothe

rotorblades.

•Useextensioncordsandreceptaclesasspeciedby

themanufacturerforallmachineswithelectricstarting

motors.

•Donotattempttoclearsnowfromagravelorcrushed

rocksurface.Thisproductisintendedforuseonlyon

pavedsurfaces.

•Donotusethemachineonaroof.

•Neverattempttomakeanyadjustmentswhiletheengine

isrunning(exceptwhenspecicallyrecommendedby

manufacturer).

•Stayalertforhiddenhazardsortrafc.

•Afterstrikingaforeignobject,stoptheengine,remove

theignitionkey,thoroughlyinspectthemachineforany

damage,andrepairthedamagebeforerestartingand

operatingthemachine.

•Ifthemachineshouldstarttovibrateabnormally,stop

theengineandcheckimmediatelyforthecause.

•Donotruntheengineindoors,exceptwhenstarting

theengineandfortransportingthemachineinorout

ofthebuilding.Opentheoutsidedoors;exhaustfumes

aredangerous.

•Donotoverloadthemachinecapacitybyattemptingto

clearsnowattoofastarate.

•Nevertouchahotengineormufer.

•Thoroughlyinspecttheelectricalcordbeforeplugging

itintoapowersource.Ifthecordisdamaged,donot

useittostartthemachine.Replacethedamagedcord

immediately.Unplugthepowercordwheneveryouare

notstartingthemachine.

StartingtheEngine

1.TurntheignitionkeyclockwisetotheOnposition

(Figure12).

Figure12

2.Pulloutthechokelever(Figure13andFigure14).

Figure13

1.Chokelever

Figure14

1.Symbolsonthechokeleverindicatingtopulloutthechoke

levertoactivatethechoke.

3.Firmlypushintheprimerwithyourthumbasindicated

bythechartbelow,holdingintheprimerforasecond

beforereleasingiteachtime(Figure15).

Numberofprimes

Temperature

0°F(-18°C)orabove

Below0°F(-18°C)

Figure15

Note:Removeyourglovewhenyoupushinthe

primersothataircannotescapefromtheprimerhole.

Important:Donotusetheprimerorthechokeif

theenginehasbeenrunningandishot.Excessive

primingmayoodtheengineandpreventitfrom

starting.

4.Connectanextensioncordtoapowersourceandthe

machine,andpushtheelectric-startbutton(Figure16),

orpulltherecoilstarthandle(Figure17).

Figure16

Note:UseonlyaUL-listed,16-gaugeextensioncord

recommendedforoutdoorusethatisnotlongerthan

15m(50feet).

WARNING

Theelectricalcordcanbecomedamaged,

causingashockorre.

Thoroughlyinspecttheelectricalcordbefore

pluggingitintoapowersource.Ifthe

cordisdamaged,donotuseittostartthe

machine.Replaceorrepairthedamagedcord

immediately.ContactanAuthorizedService

Dealerforassistance.

Figure17

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(Figure18).

Figure18

1.Controlbar

DisengagingtheRotorBlades

Todisengagetherotorblades,releasethecontrolbar(Figure

19).

Figure19

StoppingtheEngine

Tostoptheengine,turntheignitionkeycounterclockwiseto

theOffposition(Figure20).

Figure20

AdjustingtheDischargeChute

andChuteDeector

Toadjustthedischargechute,pressthetriggeroftheQuick

Shoot™controlontherighthandsideofthehandleand

moveitupordownalongthehandle.Movingthecontrol

downthehandlerotatesthedischargechutetotheleft;

movingthecontrolupthehandlerotatesthedischargechute

totheright(Figure21).

Figure21

Toraiseorlowertheangleofthechutedeector,pressthe

triggeronthechutedeectorandmovethechutedeector

upordown(Figure22).

Figure22

1.Chutedeectortrigger2.Chutedeector

ClearingaCloggedDischarge

Chute

WARNING

Handcontactwiththerotatingrotorbladesinside

thedischargechuteisthemostcommoncauseof

injuryassociatedwithmachines.Neveruseyour

handtocleanoutthedischargechute.

Toclearthechute:

•Shuttheengineoff!

•Wait10secondstobesuretherotorbladeshavestopped

rotating.

•Alwaysuseacleanouttool,notyourhands.

OperatingTips

WARNING

Therotorbladescanthrowstones,toys,andother

foreignobjectsandcauseseriouspersonalinjuryto

theoperatorortobystanders.

•Keeptheareatobeclearedfreeofallobjects

thattherotorbladescouldpickupandthrow.

•Keepallchildrenandpetsawayfromthearea

ofoperation.

•Removethesnowassoonaspossibleafteritfalls.

•Ifthemachinedoesnotpropelitselfforwardonslippery

surfacesorinheavysnow ,pushforwardonthehandle,

butallowthemachinetoworkatitsownpace.

•Overlapeachswathtoensurecompletesnowremoval.

•Dischargethesnowdownwindwheneverpossible.

AfterOperation

Safety

•Neverstorethemachinewithfuelinthefueltankinsidea

buildingwhereignitionsourcesarepresent,suchashot

waterheaters,spaceheaters,orclothesdryers.Allowthe

enginetocoolbeforestoringinanyenclosure.

•Whenstoringthemachineformorethan30days,referto

theStoragesectionforimportantdetails.

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.

G016654

Figure23

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.

MaintenanceSafety

Readthefollowingsafetyprecautionsbeforeperformingany

maintenanceonthemachine:

•Beforeperforminganymaintenance,service,or

adjustment,stoptheengineandremovethekey.Ifmajor

repairsareeverneeded,contactanAuthorizedService

Dealer.

•Checkallfastenersatfrequentintervalsforproper

tightnesstobesurethemachineisinsafeworking

condition.

•Maintainorreplacesafetyandinstructionlabels,as

necessary.

•Donotchangethegovernorsettingsontheengine.

•PurchaseonlygenuineTororeplacementpartsand

accessories.

AdjustingtheControlCable

CheckingtheControlCable

ServiceInterval:Afterthersthour—Checkthecontrol

cableandadjustitifnecessary.

Yearly—Checkthecontrolcableandadjustitif

necessary.

Movethecontrolbarbacktowardthehandletoremovethe

slackinthecontrolcable(Figure24).

Figure24

1.Controlbar2.2mmto3mm(1/16-inch

to1/8-inch)gap

Note:Ensurethata2mmto3mm(1/16-inchto1/8-inch)

gapexistsbetweenthecontrolbarandthehandle(Figure24).

Important:Thecontrolcablemustcontainsomeslack

whenyoudisengagethecontrolbarfortherotorblades

tostopproperly.

AdjustingtheControlCable

1.Slideupthespringcoverandunhookthespringfrom

theadjusterlink(Figure25).

Figure25

1.Adjusterlink

3.Springcover

2.Z-tting

4.Unhookthespringhere.

Note:Youcanpulluptheadjusterlinkandcableto

makeunhookingthespringeasier.

2.MovetheZ-ttingtoahigherorlowerholeonthe

adjusterlinkasneededtoobtainthe1/16-inchto

1/8-inch(2mmto3mm)gapbetweenthecontrolbar

andthehandle(Figure24).

Note:MovingtheZ-ttinghigherdecreasesthegap

betweenthecontrolbarandthehandle;movingit

lowerincreasesthegap.

3.Hookthespringtotheadjusterlinkandslidethespring

coverovertheadjusterlink.

4.Checktheadjustment;refertoCheckingtheControl

Cable.

Note:Afterextendeduse,thedrivebeltmaywear

andloseitsproperbelttension.Ifthedrivebeltslips

(continuouslysqueals)underaheavyload,disconnect

thespringfromtheadjustorlinkandmovetheupper

endofthespringtotheholethatisfurtherfrom

thepivotpointinthecontrolbar(Figure26).Then

connectthespringtotheadjustorlinkandadjustthe

controlcable.

Figure26

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(Figure27).

Figure27

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

draintheusedoilintheoildrainpanFigure28).

Figure28

4.Afterdrainingtheusedoil,returnthemachinetothe

operatingposition.

5.Installtheoildrainplugandtightenitsecurely.

6.Cleanaroundtheoilllcap(Figure29).

Figure29

1.Oilllcap

7.Unscrewtheoilllcapandremoveit(Figure29).

8.Withthemachineintheoperatingposition,carefully

pouroilintotheoilllholetothepointofoverow

(Figure31).

Note:Youmaytipthemachineforward(handleup)

tomakeaddingoileasier.Remembertoreturnthe

machinetotheoperatingpositionbeforecheckingthe

oillevel.

Important:Donottipthemachinealltheway

forwardontoitsnose,orfuelmayleakoutofthe

machine.

Maxll:0.6l(20oz.),type:automotivedetergentoil

withanAPIserviceclassicationofSJ,SL,orhigher.

UseFigure30belowtoselectthebestoilviscosityfor

theoutdoortemperaturerangeexpected:

Figure30

Figure31

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(Figure32).

Figure32

1.Fueltankcap

4.Smallscrew

2.Largescrews(3)5.Chuteseal

3.Dischargechute

4.Removethe4screwsthatsecuretheshroud(Figure33).

Figure33

1.Screw(4)3.Sparkplug

2.Shroud4.Spark-plugwire

5.Removethefueltankcap.

6.Removetheshroud(Figure33).

7.Installthefueltankcap.

8.Disconnectthewirefromthesparkplug.

9.Cleanaroundthesparkplug.

10.Removethesparkplugfromthecylinderhead.

Important:Replaceacracked,fouled,ordirty

sparkplug.Donotcleantheelectrodesbecause

gritenteringthecylindercandamagetheengine.

11.Setthegapontheplugto0.030inch(0.76mm)(Figure

34).

Figure34

1.Centerelectrodeinsulator3.Airgap(nottoscale)

2.Sideelectrode

12.Installthesparkplugandtorqueitto20–22ft-lb

(27–30N-m).

13.Connectthewiretothesparkplug.

Note:Ensurethatthebreathertubeisroutedabove

thesparkplugwireasshowninFigure35.

Figure35

1.Breathertube

2.Carburetordrainbolt

14.Removethefueltankcap.

15.Installtheshroudwiththescrewsyouremovedinstep

Note:Ensurethattheupperandlowershroudst

togetherinthesidegrooves.

16.Installthefueltankcap.

17.Installthechuteseal,thedischargechute,andthe

dischargechutehandleontothemachineusingthe

hardwareyouremovedinstep3.

Note:Thesmallscrewgoesthroughthesmallhole

inthechutesealatthefrontofthedischargechute

opening.

ReplacingtheDriveBelt

Ifdrivebeltbecomesworn,oil-soaked,excessivelycracked,

frayed,orotherwisedamaged,replacethebelt.

1.Removethedrivebeltcoverbyremovingthe3boltsas

showninFigure36.

Figure36

1.Drivebeltcover6.Drivebelt

2.Bolt(3)7.Rotorshaft

3.Rotorpulleybolt

8.Brakespring(unhookfrom

idlerarmhere)

4.Curvedwasher

9.Idlerpulley

5.Rotorpulley10.Enginepulley

2.Unhookthebrakespringfromtheidlerarmtorelease

thebelttension(Figure36).

3.Removethescrewandcurvedwasherthatholdsthe

rotorpulley(Figure36).

4.Removetherotorpulleyandthedrivebelt(Figure36).

5.Installthenewdrivebelt,routingitasshownin(Figure

37).

Figure37

1.Brakespring(installon

idlerarmhere)

3.Enginepulley

2.Idlerpulley4.Rotorpulley

Note:Routethenewdrivebeltrstaroundtheengine

pulley,thentheidlerpulley,andnallyaroundthe

looserotorpulleypositionedjustabovetherotorshaft

(Figure36).

6.Installtherotorpulleyontotherotorshaft(Figure36).

7.Installthecurvedwasherandtherotorpulleyboltand

tightenthemsecurely(Figure36).

Note:Theconcavesideofthecurvedwashergoes

againsttheoutsideofthepulley.

8.Installthebrakespringontotheidlerarm(Figure37).

9.Installthedrivebeltcoverwiththeboltsyouremoved

instep1.

Note:Ensurethatthedrivebeltisproperlyadjusted

andoperating;refertoCheckingtheControlCableand

AdjustingtheControlCable.

AdjustingtheQuickShoot™

Control

Ifthereismorethan1/2inch(13mm)ofslackintheQuick

Shootcable(Figure38)orthedischargechutedoesnotrotate

leftandrightinequalangles,adjusttheQuickShootcontrol

cables.

Figure38

1.1/2inch(13mm)maximumslack

1.LoosenthetwoQuickShootcontrolcableclamps

(Figure39).

Figure39

1.Cableclamps

2.PositiontheQuickShootcontrolbetweenthetwo

arrowslocatedontherighthandsideoftheupper

handle(Figure40).

Figure40

1.Arrows

3.Rotatethedischargechutesothatitfacesstraight

aheadandthearrowonthebackofthedischargechute

alignswiththearrowontheshroud(Figure41).

Figure41

4.Holdthedischargechuteinthestraight-aheadposition,

pullthelowercablecasingdownwarduntilyouremove

theslackinthecable,andtightenthescrewonthe

lowercableclampsecurely(Figure42).

Figure42

1.Lowercablecasing

5.Pulltheuppercablecasingforwarduntilyouremove

theslackinthecable,andtightenthescrewonthe

uppercableclampsecurely(Figure43).

Figure43

1.Uppercablecasing

Note:Donotover-tensionthecables.Ifthecables

areover-tensioned,theQuickShootwillbehardto

operate.

Storage

StoringtheSnowthrower

WARNING

•Gasolinefumesarehighlyammable,explosive,

anddangerousifinhaled.Ifyoustorethe

machineinanareawithanopename,the

gasolinefumesmayigniteandcausean

explosion.

•Donotstorethemachineinahouse(living

area),basement,oranyotherareawhereignition

sourcesmaybepresent,suchashotwaterand

spaceheaters,clothesdryers,furnaces,and

otherlikeappliances.

•Donottipthemachinebackwardwithfuelin

thefueltank;otherwise,fuelmayleakoutof

themachine.

1.Onthelastrefuelingoftheseason,addfuelstabilizer

tofreshfuelasdirectedbytheenginemanufacturer.

2.Runtheenginefor10minutestodistributethe

conditionedfuelthroughthefuelsystem.

3.Stoptheengine,allowittocool,andsiphonthefuel

tankorruntheengineuntilitstops.

4.Starttheengineandrunituntilitstops.

5.Chokeorprimetheengine,startitathirdtime,and

runtheengineuntilitwillnotstart.

6.Drainthefuelinthecarburetorthroughthecarburetor

drainbolt(Figure35)intoanapprovedgasoline

container.

7.Disposeofunusedfuelproperly.Recycleitaccording

tolocalcodes,oruseitinyourautomobile.

8.Whiletheengineisstillwarm,changetheengineoil.

RefertoChangingtheEngineOil.

9.Removethesparkplug.

10.Squirt2teaspoonsofoilintothesparkplughole.

11.Installthesparkplugbyhandandthentorqueitto

20–22ft-lb(27–30N-m).

12.WiththeignitionkeyintheOffposition,pulltherecoil

starterslowlytodistributetheoilontheinsideofthe

cylinder.

13.Cleanthemachine.

14.Touchupchippedsurfaceswithpaintavailablefroman

AuthorizedServiceDealer.Sandaffectedareasbefore

painting,andusearustpreventativetopreventthe

metalpartsfromrusting.

15.Tightenanyloosefasteners.Repairorreplaceany

damagedparts.

16.Coverthemachineandstoreitinaclean,dryplace

outofthereachofchildren.Allowtheenginetocool

beforestoringitinanyenclosure.

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Toro Power Clear 721 QZE Snowthrower User manual

Brand: Toro

Model: Power Clear 721 QZE Snowthrower

Category: Snow throwers

Type: User manual

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Power Clear 721 QZR Snowthrower

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Toro Power Clear 721 QZE Snowthrower User manual

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