Toro 38744 User manual

Toro
Brand
Toro
Model
38744
Category
Snow throwers
Type
User manual

This manual is also suitable for

FormNo.3407-107RevA
PowerClear
®
518ZRandZESnowthrower
ModelNo.38472—SerialNo.400010798andUp
ModelNo.38473—SerialNo.400010798andUp
Operator'sManual
Introduction
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Thismachineisintendedtobeusedbyresidential
homeowners.Itisdesignedprimarilyforremoving
snowfrompavedsurfaces,suchasdrivewaysand
sidewalks,andothersurfacesfortrafconresidentialor
commercialproperties.Itisnotdesignedforremoving
materialsotherthansnow,norisitdesignedforclearing
offgravelsurfaces.
Note:Themachinemayleaverubbermarksonnewbrushed
orlight-coloredconcrete.Testonaninconspicuouslocation
beforeuse.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1identiesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafety-alertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safety-alertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
Important:Ifyouareusingthismachineabove1500m
(5,000ft)foracontinuousperiod,ensurethattheHigh
AltitudeKithasbeeninstalledsothattheenginemeets
CARB/EPAemissionregulations.TheHighAltitude
Kitincreasesengineperformancewhilepreventing
spark-plugfouling,hardstarting,andincreased
emissions.Onceyouhaveinstalledthekit,attach
thehigh-altitudelabelnexttotheserialdecalonthe
machine.ContactanyAuthorizedToroServiceDealer
toobtaintheproperHighAltitudeKitandhigh-altitude
labelforyourmachine.Tolocateadealerconvenient
©2016—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420
Registeratwww.Toro.com.
OriginalInstructions(EN)
PrintedintheUSA
AllRightsReserved
*3407-107*A
toyou,accessourwebsiteatwww.Toro.comorcontact
ourToroCustomerCareDepartmentatthenumber(s)
listedinyourEmissionControlWarrantyStatement.
Removethekitfromtheengineandrestoretheengine
toitsoriginalfactorycongurationwhenrunningthe
engineunder1500m(5,000ft).Donotoperateanengine
thathasbeenconvertedforhigh-altitudeuseatlower
altitudes;otherwise,youcouldoverheatanddamagethe
engine.Ifyouareunsurewhetherornotyourmachine
hasbeenconvertedforhigh-altitudeuse,lookforthe
followinglabel(Figure3).
Figure3
ThissparkignitionsystemcomplieswithCanadianICES-002.
Contents
Introduction..................................................................1
Safety...........................................................................3
SafetyandInstructionalDecals.................................3
Setup............................................................................5
1InstallingtheHandle.............................................5
2InstallingtheRecoil-StartHandle............................5
3InstallingtheDischargeChute................................6
4FillingtheEnginewithOil......................................6
5AdjustingtheControlCable...................................7
ProductOverview..........................................................8
Operation.....................................................................9
BeforeOperation.......................................................9
Safety.....................................................................9
FillingtheFuelTank................................................9
CheckingtheEngine-OilLevel..................................9
DuringOperation.....................................................10
Safety....................................................................10
StartingtheEngine.................................................11
EngagingtheRotorBlades.......................................12
DisengagingtheRotorBlades..................................12
ShuttingOfftheEngine..........................................12
AdjustingtheDischargeChuteandChute
Deector...........................................................13
ClearingaCloggedDischargeChute.........................13
Self-PropellingtheSnowthrower..............................13
OperatingTips......................................................13
AfterOperation........................................................14
Safety....................................................................14
PreventingFreeze-upafterUse.................................14
Maintenance.................................................................15
RecommendedMaintenanceSchedule(s)......................15
MaintenanceSafety.................................................15
AdjustingtheControlCable.....................................15
InspectingtheRotorBlades.....................................15
ChangingtheEngineOil.........................................15
ServicingtheSparkPlug..........................................16
ReplacingtheDriveBelt..........................................17
Storage........................................................................18
StoringtheMachine................................................18
2
Safety
ThismachinemeetsorcomplieswithANSIB71.3
specicationsineffectatthetimeofproduction.
•ReadandunderstandthecontentsofthisOperator’s
Manualbeforeyoustarttheengine.Ensurethateveryone
usingthisproductknowshowtousetheproductand
understandsthewarnings.
•Donotputyourhandsorfeetnearmovingcomponents
onthemachine.
•Donotoperatemachinewithoutallguardsandother
safetyprotectivedevicesinplaceandworkingonthe
machine.
•Keepclearofanydischargeopening.Keepbystandersa
safedistanceawayfromthemachine.
•Keepchildrenoutoftheoperatingarea.Neverallow
childrentooperatethemachine.
•Shutofftheenginebeforeunclogging,servicing,or
fuelingthemachine.
Youcanndadditionalitemsofsafetyinformationintheir
respectivesectionsthroughoutthismanual.
SafetyandInstructionalDecals
Safetyandinstructiondecalsarelocatednearareasofpotentialdanger.Replacedamagedor
missingdecals.
117-6047
1.Cuttingdismemberment,impellerandcutting
dismemberment,augerhazards—donotplaceyourhandin
thechute;removetheignitionkeyandreadtheinstructions
beforeservicingorperformingmaintenance.
117-7713
1.Warning—readtheOperator'sManual.4.Fuelspillhazard—donottipmachineforwardorbackward.
2.Cutting/dismembermenthazard,impeller—shutofftheengine
beforeleavingthemachine.
5.Toengagetheauger,squeezethecontrolbar.
3.Thrownobjecthazard—keepbystandersasafedistance
awayfromthemachine.
6.Releasethecontrolbartodisengagetheauger.
3
120-0149
1.Primer4.Pullthekeytoswitchthe
engineswitchoff.
2.Pushtheprimer2timesto
primetheengine.
5.Removethekeytolock
themachine.
3.Pushinthekeytoswitch
theengineon.
6.ReadtheOperator’s
Manualbeforechecking
theengine-oillevel.
4
Setup
LooseParts
Usethechartbelowtoverifythatallpartshavebeenshipped.
ProcedureDescription
Qty.
Use
Oval-headbolt
2
Curvedwasher
2
1
Handleknob2
Installthehandle.
2
Nopartsrequired
–
Installtherecoil-starthandle.
Dischargechute1
Screw
2
Washer2
Locknut2
3
Knob1
Installthedischargechute.
4
Bottleofengineoil
1Filltheenginewithoil.
5
Nopartsrequired
–
Adjustthecontrolcable.
1
InstallingtheHandle
Partsneededforthisprocedure:
2
Oval-headbolt
2
Curvedwasher
2Handleknob
Procedure
1.Positiontheendsoftheupperhandleontheinsideof
thelowerhandleandaligntheholes.
2.Inserttheoval-headboltsintothealignedholes,with
theboltheadsontheoutsideofthehandle(Figure4).
Figure4
1.Oval-headbolt(2)2.Curvedwashersand
handleknobs
3.Installthecurvedwashersandthehandleknobsonthe
oval-headboltsontheinsideofthehandle(Figure4)
andtightentheknobssecurely.
Important:Ensurethatthecableisroutedtothe
outsideofthehandle.
5
2
InstallingtheRecoil-Start
Handle
NoPartsRequired
Procedure
Installtherecoil-starthandleintheropeguideasshownin
Figure5.
Figure5
1.Ropeguide
3
InstallingtheDischargeChute
Partsneededforthisprocedure:
1Dischargechute
2
Screw
2Washer
2Locknut
1Knob
Procedure
InstallthedischargechuteasshowninFigure6.
Figure6
1.Knob
2.Bolt(2),washer(2),and
locknut(2)
Note:Installtheboltsfromtheinsideofdischarge-chute
assemblysothatthewashersandlocknutsareontheoutside
ofthechute.
Important:Donotovertightenthelocknuts.
4
FillingtheEnginewithOil
Partsneededforthisprocedure:
1
Bottleofengineoil
Procedure
Yourmachinedoesnotcomewithoilintheengine,butit
doescomewithabottleofoil.
Important:Beforestartingtheengine,lltheengine
withoil.
Maxll:0.35L(12oz),type:automotivedetergentoilwith
anAPIserviceclassicationofSJ,SL,orhigher.
UseFigure7toselectthebestoilviscosityfortheoutdoor
temperaturerangeexpected:
6
Figure7
1.Movethemachinetoalevelsurface.
2.Cleanaroundtheoil-llcap(Figure12).
3.Unscrewtheoil-llcapandremoveit.
4.Slowlypouroilintotheoil-llhole.Wait3minutes,
thenchecktheoillevelonthedipstickbywipingthe
dipstickcleanandtheninserting,butnotscrewingin,
theoil-llcapintothehole.
Note:Todeterminetheproperoillevelonthe
dipstick,refertoFigure8.
Figure8
1.Theoillevelisatits
maximum.
3.Theoillevelistoo
low—addoiltothe
crankcase.
2.Theoillevelistoo
high—removeoilfrom
thecrankcase.
Note:Filltheenginecrankcasewithoiluntilthe
dipstickindicatesthattheengine-oilleveliscorrect
asshowninFigure8.Ifyouoverlltheenginewith
oil,removetheexcessoilfromthedrainplugintoan
oil-drainpan.
Note:Youmaytipthemachineforward(handleup)
alittletomakeaddingoileasier.Remembertoreturn
themachinetotheoperatingpositionbeforechecking
theoillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
5.Screwtheoil-llcapintotheoil-llholeandtighten
itsecurelybyhand.
5
AdjustingtheControlCable
NoPartsRequired
CheckingtheControlCable
ServiceInterval:Afterthersthour—Checkthecontrol
cableandadjustitifnecessary.
Yearly—Checkthecontrolcableandadjustitif
necessary.
Important:Youmustcheckandmayneedtoadjust
thecontrolcablebeforeyouoperatethemachineforthe
rsttime.
Movethecontrolbarbacktowardthehandletoremovethe
slackinthecontrolcable(Figure9).
Figure9
1.Controlbar2.2to3mm(1/16to1/8
inch)
Note:Ensurethatagapof2to3mm(1/16to1/8inch)
existsbetweenthecontrolbarandthehandle(Figure9).
Important:Thecontrolcablemustcontainsomeslack
whenyoudisengagethecontrolbarfortherotorblades
tostopproperly.
7
AdjustingtheControlCable
1.Slideupthespringcoverandunhookthespringfrom
theadjusterlink(Figure10).
Figure10
1.Adjusterlink
3.Springcover
2.Z-tting
4.Unhookthespringhere.
Note:Youcanpulluptheadjusterlinkandcableto
makeunhookingthespringeasier.
2.MovetheZ-ttingtoahigherorlowerholeonthe
adjusterlinkasneededtoobtainthe2to3mm(1/16
to1/8inch)gapbetweenthecontrolbarandthe
handle(Figure10).
Note:MovingtheZ-ttinghigherdecreasesthegap
betweenthecontrolbarandthehandle;movingit
lowerincreasesthegap.
3.Hookthespringtotheadjusterlinkandslidethespring
coverovertheadjusterlink.
4.Checktheadjustment;refertoCheckingtheControl
Cable(page7).
Note:Thebeltmayslip(squeal)inwetconditions;
todryoutthedrivesystem,starttherotorandrunit
withoutaloadfor30seconds.
ProductOverview
Figure11
1.Controlbar6.Chute-deectortrigger
2.Recoil-starthandle
7.Chutedeector
3.Springcover
8.Dischargechute
4.Fuel-tankcap9.Rotorblades
5.Chutehandle
Figure12
1.Sparkplug
5.Primer
2.Oil-llcap
6.Ignitionkey
3.Oil-drainplug
7.Electric-startbutton
(electricstartonly)
4.Chokelever8.Plug-inforelectricstart
(electricstartonly)
8
Operation
BeforeOperation
Safety
•Useextensioncordsandreceptaclesasspeciedby
themanufacturerforallmachineswithelectric-starting
motors.
•Donotoperatethemachinewithoutwearingadequate
wintergarments.Avoidloosettingclothingthatcanget
caughtinmovingparts.Wearsubstantial,slip-resistant
footwearthatwillimprovefootingonslipperysurfaces.
•Alwayswearsafetyglassesoreyeprotectionduring
operationorwhileperforminganadjustmentorrepairto
protectyoureyesfromforeignobjectsthatthemachine
maythrow .
•Thoroughlyinspecttheareawhereyouwillusethe
machineandremovealldoormats,sleds,boards,wires,
andotherforeignobjects.
•Ifashield,safetydevice,ordecalisdamaged,illegible,or
lost,repairorreplaceitbeforebeginningoperation.Also,
tightenanyloosefasteners.
FillingtheFuelTank
•Forbestresults,useonlyclean,fresh,unleadedgasoline
withanoctaneratingof87orhigher((R+M)/2rating
method).
•Oxygenatedfuelwithupto10%ethanolor15%MTBE
byvolumeisacceptable.
•Donotuseethanolblendsofgasoline(suchasE15
orE85)withmorethan10%ethanolbyvolume.
Performanceproblemsand/orenginedamagemayresult
whichmaynotbecoveredunderwarranty.
•Donotusegasolinecontainingmethanol.
•Donotstorefueleitherinthefueltankorfuelcontainers
overthewinterunlessyouuseafuelstabilizer.
•Donotaddoiltogasoline.
Figure13
1.13mm(1/2inch)
Note:Forbestresults,purchaseonlythequantityofgasoline
thatyouexpecttousein30days.Otherwise,youmayadd
fuelstabilizertonewlypurchasedgasolinetokeepitfreshfor
upto6months.
CheckingtheEngine-OilLevel
ServiceInterval:Beforeeachuseordaily—Checkthe
engine-oillevelandaddoilifnecessary.
1.Ensurethatthefueltankisnotoverlled(referto
Figure13)andthatthefuelcapissecurelyinplace.
2.Movethemachinetoalevelsurface.
3.Cleanaroundtheoil-llcap(Figure12).
4.Unscrewtheoil-llcapandremoveit.
5.Wipethedipstickontheoil-llcapwithacleancloth.
6.Insert,butdonotscrewin,theoil-llcapintothe
oil-llhole.
7.Removetheoil-llcapandcheckthedipstick.
8.Todeterminetheproperoillevelonthedipstick,refer
toFigure14.
9
Figure14
1.Theoillevelisatits
maximum.
3.Theoillevelistoo
low—addoiltothe
crankcase.
2.Theoillevelistoo
high—removeoilfrom
thecrankcase.
9.Iftheoillevelislow ,slowlypouroilintotheoil-ll
hole.Wait3minutes,thenchecktheoillevelonthe
dipstickbywipingthedipstickcleanandtheninserting,
butnotscrewingin,theoil-llcapintothehole.
Note:Youmaytipthemachineforward(handleup)
alittletomakeaddingoileasier.Remembertoreturn
themachinetotheoperatingpositionbeforechecking
theoillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
Maxll:0.35L(12oz),type:automotivedetergentoil
withanAPIserviceclassicationofSJ,SL,orhigher.
Note:Filltheenginecrankcasewithoiluntilthe
dipstickindicatesthattheengine-oilleveliscorrectas
showninFigure14.Ifyouoverlltheenginewith
oil,removetheexcessoilfromthedrainplugintoan
oil-drainpan.
10.Screwtheoil-llcapintotheoil-llholeandtighten
itsecurelybyhand.
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
themanufacturerforallmachineswithelectric-starting
motors.
•Donotattempttoclearsnowfromagravelorcrushed
rocksurface.Thisproductisintendedforuseonlyon
pavedsurfaces.
•Donotusethemachineonaroof.
•Neverattempttomakeanyadjustmentswhiletheengine
isrunning(exceptwhenspecicallyrecommendedby
manufacturer).
•Stayalertforhiddenhazardsortrafc.
•Afterstrikingaforeignobject,shutofftheengine,remove
theignitionkey(electricstartonly),thoroughlyinspect
themachineforanydamage,andrepairthedamage
beforestartingandoperatingthemachine.
•Ifthemachineshouldstarttovibrateabnormally,shutoff
theengineandcheckimmediatelyforthecause.
•Donotruntheengineindoors,exceptwhenstarting
theengineandfortransportingthemachineinorout
ofthebuilding.Opentheoutsidedoors;exhaustfumes
aredangerous.
•Donotoverloadthemachinecapacitybyattemptingto
clearsnowattoofastarate.
•Nevertouchahotengineormufer.
•Thoroughlyinspecttheelectricalcordbeforeplugging
itintoapowersource.Ifthecordisdamaged,donot
useittostartthemachine.Replacethedamagedcord
immediately.Unplugthepowercordwheneveryouare
notstartingthemachine.
10
StartingtheEngine
1.PushtheignitionkeyfullyinwardtotheONposition
(Figure15).
Figure15
1.Ignitionkey
2.Movethechokeleverfullytotheright(Figure16).
Figure16
1.Chokelever
3.Firmlypushintheprimerwithyourthumbasindicated
bythetablebelow,holdingtheprimerinforasecond
beforereleasingiteachtime(Figure17).
Temperature
SuggestedNumberof
Primes
Above-23°C(-10°F)
2
-23°C(-10°F)andbelow
4
Figure17
Note:Removeyourglovewhenyoupushinthe
primersothataircannotescapefromtheprimerhole.
Important:Donotusetheprimerorthechokeif
theenginehasbeenrunningandishot.Excessive
primingmayoodtheengineandpreventitfrom
starting.
4.Connectanextensioncordtoapowersourceand
themachine,andpushtheelectric-startbutton
(electricstartonly)asshowninFigure18),orpullthe
recoil-starthandle(Figure19).
Figure18
1.Electric-startbutton
Tousetheelectricstarter(electricstartonly),connecta
powercordtotheelectric-startplug-inrstandthen
toagroundfaultcircuitinterrupter(GFCI)power
outlet.UseonlyaUL-listed,16-gaugepowercord
recommendedforoutdoorusethatisnotlongerthan
15m(50ft).
Important:Important:Donotuseawornor
damagedpowercord.
11
WARNING
Theelectricalcordcanbecomedamaged,
causingashockorre.
Thoroughlyinspecttheelectricalcordbefore
pluggingitintoapowersource.Ifthecord
isdamaged,donotuseit.Replaceorrepair
thedamagedcordimmediately.Contactan
AuthorizedServiceDealerforassistance.
Figure19
Important:Runtheelectricstarternomore
than10timesatintervalsof5secondson,then
5secondsoff.Runningtheelectricstarter
extensivelycanoverheatanddamageit.Ifthe
enginedoesnotstartafterthisseriesofattempts,
waitatleast40minutestoallowthestartertocool
beforeattemptingtostartitagain.Iftheengine
doesnotstartafterthesecondseriesofattempts,
takethemachinetoanAuthorizedServiceDealer
forservice(electricstartonly).
Note:Iftherecoilstarterdoesnotoperateproperly,it
maybefrozen.Thawoutthestarterbeforeattempting
tostartthemachine.
5.Whiletheengineisrunning,movethechokelever
graduallytotheleft.
6.Unplugtheextensioncordfromthepowersourceand
themachine(electricstartonly).
CAUTION
Ifyouleavethemachinepluggedintoapower
source,someonecaninadvertentlystartthe
machineandinjurepeopleordamageproperty
(electricstartonly).
Unplugthepowercordwheneveryouarenot
startingthemachine.
EngagingtheRotorBlades
Toengagetherotorblades,holdthecontrolbaragainstthe
handle(Figure20).
Figure20
DisengagingtheRotorBlades
Todisengagetherotorblades,releasethecontrolbar(Figure
21).
Figure21
ShuttingOfftheEngine
Toshutofftheengine,pulltheignitionkeyoutwarduntilit
clicksintotheOFFposition(Figure22)ormovethechoke
leverfullytotheright(Figure16).
12
Figure22
1.Ignitionkey
AdjustingtheDischargeChute
andChuteDeector
Toadjustthedischargechute,movethechutehandleas
showninFigure23.
Figure23
1.Chutehandle
Toraiseorlowertheangleofthechutedeector,pressthe
triggeronthechutedeectorandmovethechutedeector
upordown(Figure24).Releasethetriggertolockthechute
deectorinplace.
Figure24
1.Trigger
2.Chutedeector
ClearingaCloggedDischarge
Chute
Toclearthechute:
•Shuttheengineoff!
•Wait10secondstobesuretherotorbladeshavestopped
rotating.
•Alwaysuseaclean-outtool;neveruseyourhands.
Self-Propellingthe
Snowthrower
Liftthemachinehandleuntilthewheelsarejustoffthe
groundandthescraperandrotorbladestouchtheground.
Themachinepropelsforward(Figure25).
Figure25
1.Wheelsofftheground2.Scraperandrotorblades
incontractwiththeground
Note:Byslightlyvaryingliftingforceonthehandle,youcan
controltheforwardspeedofthemachine.Inheavysnow ,
pushforwardonthehandle,ifnecessary,butletthemachine
workatitsownpace.Donotliftthehandleanymorethan
necessary,becausethescraperliftsoffthegroundandsnow
escapesbehindthemachine.
OperatingTips
WARNING
Therotorbladescanthrowstones,toys,andother
foreignobjectsandcauseseriouspersonalinjuryto
youorbystanders.
•Keeptheareatobeclearedfreeofallobjects
thattherotorbladescouldpickupandthrow.
•Keepallchildrenandpetsawayfromthearea
ofoperation.
•Removethesnowassoonaspossibleafteritfalls.
13
•Overlapeachswathtoensurecompletesnowremoval.
•Dischargethesnowdownwindwheneverpossible.
AfterOperation
Safety
•Neverstorethemachinewithfuelinthefueltankinsidea
buildingwhereignitionsourcesarepresent,suchashot
waterheaters,spaceheaters,orclothesdryers.Allowthe
enginetocoolbeforestoringinanyenclosure.
•Whenstoringthemachineformorethan30days,referto
Storage(page18)forimportantdetails.
PreventingFreeze-upafterUse
•Lettheenginerunforafewminutestopreventmoving
partsfromfreezing.Shutofftheengine,waitforall
movingpartstostop,andremoveiceandsnowfromthe
machine.
•Cleanoffanysnowandicefromthebaseofthechute.
•Rotatethedischargechuteleftandrighttofreeitfrom
anyicebuildup.
•WiththeignitionkeyintheOFFposition,pullthe
recoil-starthandleseveraltimesorconnecttheelectrical
cordtoapowersourceandthemachineandpushthe
electric-startbuttononce(electricstartonly)toprevent
therecoilstarterandelectricstarterfromfreezingup.
•Insnowyandcoldconditions,somecontrolsandmoving
partsmayfreeze.Donotuseexcessiveforcewhen
tryingtooperatefrozencontrols.Ifyouhavedifculty
operatinganycontrolorpart,starttheengineandletit
runforafewminutes.
14
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Afterthersthour
•Checkthecontrolcableandadjustitifnecessary.
•Checkforloosefastenersandtightenthemifnecessary.
Aftertherst2hours
•Changetheengineoil.
Beforeeachuseordaily
•Checktheengine-oillevelandaddoilifnecessary.
Yearly
•Checkthecontrolcableandadjustitifnecessary.
•InspecttherotorbladesandhaveanAuthorizedServiceDealerreplacetherotor
bladesandscraperifnecessary.
•Changetheengineoil.
•Servicethesparkplugandreplaceitifnecessary.
•Checkforloosefastenersandtightenthemifnecessary.
•HaveanAuthorizedServiceDealerinspectthedrivebeltandreplaceitifnecessary.
Yearlyorbeforestorage
•Preparethemachineforstorage.
MaintenanceSafety
Readthefollowingsafetyprecautionsbeforeperformingany
maintenanceonthemachine:
•Beforeperforminganymaintenance,service,or
adjustment,shutofftheengineandremovethekey.If
majorrepairsareeverneeded,contactanAuthorized
ServiceDealer.
•Checkallfastenersatfrequentintervalsforproper
tightnesstoensurethatthemachineisinsafeworking
condition.
•Maintainorreplacesafetyandinstructionlabels,as
necessary.
•Donotchangethegovernorsettingsontheengine.
•PurchaseonlygenuineTororeplacementpartsand
accessories.
AdjustingtheControlCable
Referto5AdjustingtheControlCable(page7).
InspectingtheRotorBlades
ServiceInterval:Yearly—Inspecttherotorbladesandhave
anAuthorizedServiceDealerreplacethe
rotorbladesandscraperifnecessary.
Beforeeachsession,inspecttherotorbladesforwear.When
arotor-bladeedgehasworndowntothewear-indicatorhole,
haveanAuthorizedServiceDealerreplacetherotorblades
andthescraper(Figure26).
Figure26
1.Thewear-indicatorholeis
intact;youdonotneedto
replacetherotorblades.
2.Thewear-indicatorholeis
exposed;replacetherotor
bladesandscraper.
ChangingtheEngineOil
ServiceInterval:Aftertherst2hours
Yearly
Runtheengineafewminutesbeforechangingtheoiltowarm
it.Warmoilowsbetterandcarriesmorecontaminants.
1.Ensurethatthefueltankisnotoverlled(referto
Figure13)andthatthefuelcapissecurelyinplace.
2.Movethemachinetoalevelsurface.
3.Placeanoil-drainpanundertheoil-drainplug(Figure
12),removetheoil-drainplug,andtipthemachine
backward(handledown)halfwaytothegroundtodrain
theusedoilintotheoil-drainpan.
15
Important:Donottipthemachinealltheway
backtotheground,orfuelmayleakoutofthe
machine.
4.Afterdrainingtheusedoil,returnthemachinetothe
operatingposition.
5.Installtheoil-drainplugandtightenitsecurely.
6.Cleanaroundtheoil-llcap(Figure12).
7.Unscrewtheoil-llcapandremoveit.
8.Slowlypouroilintotheoil-llhole.Wait3minutes,
thenchecktheoillevelonthedipstickbywipingthe
dipstickcleanandtheninserting,butnotscrewingin,
theoil-llcapintothehole.
Note:Todeterminetheproperoillevelonthe
dipstick,refertoFigure27.
Figure27
1.Theoillevelisatits
maximum.
3.Theoillevelistoo
low—addoiltothe
crankcase.
2.Theoillevelistoo
high—removeoilfrom
thecrankcase.
Note:Youmaytipthemachineforward(handleup)
alittletomakeaddingoileasier.Remembertoreturn
themachinetotheoperatingpositionbeforechecking
theoillevel.
Important:Donottipthemachinealltheway
forwardontoitsnose,orfuelmayleakoutofthe
machine.
Maxll:0.35L(12oz),type:automotivedetergentoil
withanAPIserviceclassicationofSJ,SL,orhigher.
UseFigure28toselectthebestoilviscosityforthe
outdoortemperaturerangeexpected:
Figure28
Note:Filltheenginecrankcasewithoiluntilthe
dipstickindicatesthattheengine-oilleveliscorrectas
showninFigure27.Ifyouoverlltheenginewith
oil,removetheexcessoilfromthedrainplugintoan
oil-drainpan.
9.Screwtheoil-llcapintotheoil-llhole,andtighten
itsecurelybyhand.
10.Wipeupanyspilledoil.
11.Disposeoftheusedoilproperlyatalocalrecycling
center.
ServicingtheSparkPlug
ServiceInterval:Yearly—Servicethesparkplugandreplace
itifnecessary.
UseaTorosparkplug(PartNo.119-1961).
1.Shutofftheengineandwaitforallmovingpartsto
stop.
2.Disconnectthewirefromthesparkplug(Figure12).
3.Cleanaroundthesparkplug.
4.Removethesparkplugfromthecylinderhead.
Important:Replaceacracked,fouled,ordirty
sparkplug.Donotcleantheelectrodesbecause
gritenteringthecylindercandamagetheengine.
5.Setthegapontheplugto0.76mm(0.030inch)as
showninFigure29.
16
Figure29
1.Center-electrodeinsulator3.Airgap(nottoscale)
2.Sideelectrode
6.Installthesparkplugandtorqueitto27to30N∙m
(20to22ft-lb).
7.Connectthewiretothesparkplug.
ReplacingtheDriveBelt
Ifdrivebeltbecomesworn,oil-soaked,excessivelycracked,
frayed,orotherwisedamaged,replacethebelt.
1.Removethe4boltsthatholdthedrive-beltcover
(Figure30)inplace.
Figure30
1.Drivebeltcover
Note:Thelowerfrontcornerofthedrivebeltcover
isfasteneddownwithasmallerbolt,awasher,anda
locknut.
2.Removethebeltfromtherotorpulley.
3.Pressdownontheidlerarmandremovethebeltfrom
betweenthetabontheidler-armbrakeandtherotor
pulley.
Note:Thebeltguidefortheenginepulleyisveryclose
tothepulley,andthebeltmaynottthroughthegap.
4.Twistthebeltoutinfrontofthebeltguidesothatthe
beltiswedgedbetweenthebeltguideandtheengine
pulley.
5.Insertascrewdriverintotheholeinthebeltguideas
showninFigure31,andexthebeltguidetowardthe
rotorpulleyenoughtopullthebeltthroughthegap.
Figure31
1.Beltguide2.Enginepulley
Note:Takecarenottodistortordamagethebelt
guide.
6.Toinstallthenewdrivebelt,reversethestepsabove.
Important:Ensurethatyouinstallthedrivebelt
sothatitsitsabovethe2tabsontheidlerarmand
belowtheidler-armbrake(Figure32).
Figure32
1.Rotorpulley5.Idlerpulley
2.Idler-armbrake6.Enginepulley
3.Drivebelt7.Tabsontheidlerarm
4.Idlerarm
7.Installthedrivebeltcoverwiththefastenersthatyou
removedinstep1.
17
Storage
StoringtheMachine
WARNING
•Fuelfumesarehighlyammable,explosive,and
dangerousifinhaled.Ifyoustoretheproductin
anareawithanopename,thefuelfumesmay
igniteandcauseanexplosion.
•Donotstorethemachineinahouse(living
area),basement,oranyotherareawhereignition
sourcesmaybepresent,suchashotwaterand
spaceheaters,clothesdryers,furnaces,and
otherlikeappliances.
•Donottipthemachineeitherforwardor
backwardwithfuelinthefueltank;otherwise,
fuelmayleakoutofthemachine.
•Donotstorethemachinewithitshandletipped
downontotheground;otherwise,oilleaksinto
theenginecylinderandontotheground,and
theenginedoesnotstartorrun.
1.Onthelastrefuelingoftheseason,addfuelstabilizer
tofreshfuelasdirectedbytheenginemanufacturer.
2.Runtheenginefor10minutestodistributethe
conditionedfuelthroughthefuelsystem.
3.Whiletheengineisstillwarm,changetheengineoil.
RefertoChangingtheEngineOil(page15).
4.Drainthefuelfromthetankandcarburetorby
performingthefollowingsteps:
A.Loosenthefuel-tankcap.
B.Unscrew,butdonotremove,thesmallscrewon
thesideofthecarburetorfuelbowl(Figure33)
untilthefuelbeginstodrainfromthecarburetor.
Drainthefuelintoanapprovedfuelcontainer.
Important:Donotremovethecarburetor
bowlboltonthebottomofthecarburetor.
Figure33
1.Carburetorbowlbolt—do
notremove
2.Smallscrewoncarburetor
C.Waitforafewminutesuntilthefuelhasdrained,
theninstallthefuelcapandtightenthesmall
screwonthecarburetor.
Note:UseahandheldPhillipsscrewdriverto
tightenthecarburetorscrew .Overtighteningthe
screwcouldstripitandcauseleaking.
5.Disposeofunusedfuelproperly.Recycleitaccording
tolocalcodes,oruseitinyourautomobile.
6.Removethesparkplug.
7.Squirt2teaspoonsofoilintothesparkplughole.
8.Installthesparkplugbyhandandthentorqueitto27
to30N∙m(20to22ft-lb).
9.WiththeignitionkeyintheOFFposition,pullthe
recoilstarterslowlytodistributetheoilontheinside
ofthecylinder.
10.Disconnecttheignitionkeyfromthelanyardandstore
theignitionkeyinasafeplace.
11.Cleanthemachine.
12.Touchupchippedsurfaceswithpaintavailablefroman
AuthorizedServiceDealer.Sandaffectedareasbefore
painting,andusearustpreventativetopreventthe
metalpartsfromrusting.
13.Tightenanyloosefasteners.Repairorreplaceany
damagedparts.
14.Coverthemachineandstoreitinaclean,dryplace
outofthereachofchildren.Allowtheenginetocool
beforestoringitinanyenclosure.
18
Notes:
Notes:
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Toro 38744 User manual

Toro
Brand
Toro
Model
38744
Category
Snow throwers
Type
User manual
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