Toro 37793 User guide

Brand: Toro

Model: 37793

Category: Snow throwers

Type: User guide

FormNo.3415-760RevA

PowerMax

824OESnowthrower

ModelNo.37793—SerialNo.400000000andUp

Operator'sManual

Introduction

Thismachineisintendedtobeusedbyresidential

homeowners.Itisdesignedprimarilyforremoving

snowfrompavedsurfaces,suchasdrivewaysand

sidewalks,andothersurfacesfortrafconresidential

orcommercialproperties.Itisnotdesignedfor

removingmaterialsotherthansnow.

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoid

injuryandproductdamage.Youareresponsiblefor

operatingtheproductproperlyandsafely.

YoumaycontactT orodirectlyatwww.Toro.com

forproductsafetyandoperationtrainingmaterials,

accessoryinformation,helpndingadealer,orto

registeryourproduct.

Wheneveryouneedservice,genuineT oroparts,or

additionalinformation,contactanAuthorizedService

DealerorToroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure1

identiesthelocationofthemodelandserialnumbers

ontheproduct.Writethenumbersinthespace

provided.

Important:Withyoursmartphoneortablet,scan

theQRcodeontheserialnumberdecaltoaccess

warranty,parts,andotherproductinformation.

g217465

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafety-alertsymbol

(Figure2),whichsignalsahazardthatmaycause

seriousinjuryordeathifyoudonotfollowthe

recommendedprecautions.

g000502

Figure2

1.Safety-alertsymbol

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheMexico

AllRightsReserved

*3415-760*A

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

WARNING

CALIFORNIA

Proposition65Warning

Thisproductcontainsachemical

orchemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orreproductiveharm.

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Important:Ifyouareusingthismachineabove

1500m(5,000ft)foracontinuousperiod,ensure

thattheHighAltitudeKithasbeeninstalled

sothattheenginemeetsCARB/EPAemission

regulations.TheHighAltitudeKitincreases

engineperformancewhilepreventingspark-plug

fouling,hardstarting,andincreasedemissions.

Onceyouhaveinstalledthekit,attachthe

high-altitudelabelnexttotheserialdecalonthe

machine.ContactanyAuthorizedToroService

DealertoobtaintheproperHighAltitudeKitand

high-altitudelabelforyourmachine.Tolocate

adealerconvenienttoyou,accessourwebsite

atwww.Toro.comorcontactourToroCustomer

CareDepartmentatthenumber(s)listedinyour

EmissionControlWarrantyStatement.Remove

thekitfromtheengineandrestoretheengineto

itsoriginalfactorycongurationwhenrunningthe

engineunder1500m(5,000ft).Donotoperatean

enginethathasbeenconvertedforhigh-altitude

useatloweraltitudes;otherwise,youcould

overheatanddamagetheengine.

Ifyouareunsurewhetherornotyourmachinehas

beenconvertedforhigh-altitudeuse,lookforthe

followinglabel(Figure3).

decal127-9363

Figure3

ItisaviolationofCaliforniaPublicResourceCode

Section4442or4443touseoroperatetheengineon

anyforest-covered,brush-covered,orgrass-covered

landunlesstheengineisequippedwithaspark

arrester,asdenedinSection4442,maintainedin

effectiveworkingorderortheengineisconstructed,

equipped,andmaintainedforthepreventionofre.

Contents

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

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

GeneralSafety...................................................3

SafetyandInstructionalDecals..........................4

Setup........................................................................6

InstallingtheUpperHandle.................................6

InstallingtheChute.............................................6

InstallingtheTraction-ControlLinkage................6

InstallingtheChute-ControlRod.........................7

InstallingtheSnow-CleanoutTool.......................7

CheckingtheEngine-OilLevel............................7

CheckingtheTirePressure.................................8

CheckingtheSkidsandScraper.........................8

CheckingtheOperationoftheTraction

Drive...............................................................8

ProductOverview.....................................................9

Operation..................................................................9

BeforeOperation...................................................9

BeforeOperationSafety.....................................9

FillingtheFuelTank..........................................10

DuringOperation.................................................10

DuringOperationSafety...................................10

StartingtheEngine............................................11

ShuttingOfftheEngine.....................................13

OperatingtheTractionDrive.............................13

OperatingtheSpeedSelector...........................13

OperatingtheAuger/ImpellerDrive...................14

OperatingtheQuickStick®...............................14

ClearingaCloggedDischargeChute................15

OperatingTips.................................................16

AfterOperation....................................................16

AfterOperationSafety......................................16

PreventingFreeze-upafterUse........................16

Maintenance...........................................................17

RecommendedMaintenanceSchedule(s)...........17

MaintenanceSafety..........................................17

PreparingforMaintenance...............................17

CheckingtheEngine-OilLevel..........................18

CheckingandAdjustingtheSkidsand

Scraper.........................................................18

CheckingandAdjustingtheTraction

Cable............................................................19

CheckingandAdjustingtheAuger/Impeller

Cable............................................................20

CheckingtheAuger-Gearbox-OilLevel.............20

ChangingtheEngineOil...................................21

LubricatingtheHexShaft..................................21

ReplacingtheSparkPlug.................................22

AdjustingtheDischarge-ChuteLatch................23

ReplacingtheDriveBelts..................................23

Storage...................................................................23

StoringtheMachine..........................................23

RemovingtheMachinefromStorage................23

Troubleshooting......................................................24

Safety

GeneralSafety

ThismachinecomplieswithANSIB71.3specications.

•Readandunderstandthecontentsofthis

Operator’sManualbeforeyoustarttheengine.

Ensurethateveryoneusingthisproductknows

howtousetheproductandunderstandsthe

warnings.

•Donotputyourhandsorfeetnearmoving

componentsonthemachine.

•Donotoperatethemachinewithoutallguards

andothersafetyprotectivedevicesinplaceand

workingonthemachine.

•Keepclearofanydischargeopening.Keep

bystandersasafedistanceawayfromthe

machine.

•Keepchildrenoutoftheoperatingarea.Never

allowchildrentooperatethemachine.

•Shutofftheenginebeforeunclogging,servicing,

orfuelingthemachine.

Youcanndadditionalitemsofsafetyinformationin

theirrespectivesectionsthroughoutthismanual.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea

ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

x 3

120-9805

decal120-9805

120-9805

1.Insertthekey.

2.Primetheengine3times.

3.Engagethechoke.

4.Pullthestartercord.

5.Oncetheengineisrunning,disengagethechoke.

decal121-1239

121-1239

OrderPartNo.121-1215

1.Cutting/dismembermenthazard,impeller—donotplace

yourhandinthechute;shutofftheenginebeforeleaving

theoperator’spositionanduseatooltoclearthechute.

decal121-1240

121-1240

OrderPartNo.120-7194

1.Tractiondrive—squeezethelevertoengage;releasethe

levertodisengage.

4.Cutting/dismembermenthazard,impeller—stayawayfrom

movingparts;keepallguardsandshieldsinplace;remove

theignitionkeyandreadtheinstructionsbeforeservicingor

performingmaintenance.

2.Warning—readtheOperator’sManual.5.Thrownobjecthazard—keepbystandersasafedistance

awayfromthemachine.

3.Cutting/dismembermenthazard,impeller—donotplaceyour

handinthechute;shutofftheenginebeforeleavingthe

operatingpositionanduseatooltoclearthechute.

6.Auger/impellerdrive—squeezethelevertoengage;release

thelevertodisengage.

decal121-6817

121-6817

1.Cutting/dismembermenthazardsofhandorfoot,impeller

andauger—keepbystandersasafedistanceawayfrom

themachine.

decal121-6823

121-6823

1.Fast

3.Slow

2.Forwardspeeds4.Reversespeeds

decal131-6487

131-6487

1.Engine—shutoff

3.Fast

2.Slow

Setup

InstallingtheUpperHandle

g219873

InstallingtheChute

g219874

Installingthe

Traction-ControlLinkage

g219875

InstallingtheChute-Control

Rod

g219876

Installingthe

Snow-CleanoutTool

g219878

CheckingtheEngine-Oil

Level

Note:Yourmachinecomeswithoilintheengine

crankcase.Beforestartingtheengine,checktheoil

levelandaddoilifnecessary.

RefertoCheckingtheEngine-OilLevel(page18).

CheckingtheTirePressure

g219877

CheckingtheSkidsand

Scraper

RefertoCheckingandAdjustingtheSkidsand

Scraper(page18).

CheckingtheOperationof

theTractionDrive

CAUTION

Ifthetractiondriveisnotproperlyadjusted,

themachinemaymoveinthedirection

oppositeofwhatyouintended,causinginjury

and/orpropertydamage.

Carefullycheckthetractiondriveandadjustit

properly,ifnecessary.

1.Starttheengine;refertoStartingtheEngine

(page11).

2.MovethespeedselectortoPositionR1;referto

OperatingtheSpeedSelector(page13).

3.Squeezetheleft(traction)levertothehandgrip.

g001011

Figure10

Themachineshouldmoverearward.Ifthe

machinedoesnotmoveormovesforward,

completethefollowing:

A.Releasethetractionleverandshutoffthe

engine.

B.Disconnectthetrunnionfromthe

speed-selectorlever.

C.Turnthetrunniondownward(clockwise)on

thespeed-controlrod.

D.Connectthetrunniontothespeed-selector

lever.

4.Releasethetractionlever.

5.MovethespeedselectortoPosition1;referto

OperatingtheSpeedSelector(page13).

6.Squeezetheleft(traction)levertothehandgrip.

Themachineshouldmoveforward.Ifthe

machinedoesnotmoveormovesrearward,

completethefollowing:

A.Releasethetractionleverandshutoffthe

engine.

B.Disconnectthetrunnionfromthe

speed-selectorlever.

C.Turnthetrunnionupward(counterclockwise)

onthespeed-controlrod.

D.Connectthetrunniontothespeed-selector

lever.

7.Ifyoumadeanyadjustments,repeatthis

procedureuntilnoadjustmentsarerequired.

Important:Ifthemachinemoveswhenthe

tractionleverisinthereleasedposition,checkthe

tractioncable;refertoCheckingandAdjusting

theTractionCable(page19)ortakethemachine

toanAuthorizedServiceDealerforservice.

ProductOverview

g018887

Figure11

1.Handgrip(2)

9.Dischargechute

2.Auger/impellerlever10.Scraper

3.Speed-selectorlever

11.Auger

4.QuickStick™

discharge-chutecontrol

12.Skid(2)

5.Tractionlever13.Electric-startbutton

6.Fuel-tankcap14.Electric-startplug-in

7.Oil-lltube/dipstick15.Snow-cleanouttool

8.Chutedeector

g016500

Figure12

1.Primer5.Throttle

2.Ignitionswitch

6.Oil-drainplug

3.Choke

7.Recoil-starthandle

4.Fuel-shutoffvalve

g004217

Figure13

1.Snow-cleanouttool(attachedtothehandle)

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

BeforeOperation

BeforeOperationSafety

•Forelectric-startmodelsonly:Useextension

cordsandreceptaclesasspeciedinthemanual.

Thoroughlyinspecttheelectricalcordbefore

pluggingitintoapowersource.Ifthecordis

damaged,donotuseit.Replacethedamaged

cord.Unplugthepowercordwheneveryouare

notstartingthemachine.

•Wearadequatewintergarmentswhenever

youoperatethemachine.Wearsubstantial,

slip-resistantfootwearthatimprovesfootingon

slipperysurfaces.Avoidloose-ttingclothingthat

cangetcaughtinmovingparts.

•Alwaysweareyeprotectionduringoperationor

whileperforminganadjustmentorrepairtoprotect

youreyesfromforeignobjectsthatthemachine

maythrow.

•Thoroughlyinspecttheareawhereyouwillusethe

machine,andremovealldoormats,sleds,boards,

wires,andotherforeignobjects.

•Ifashield,safetydevice,ordecalisdamaged,

illegible,ormissing,repairorreplaceitbefore

beginningoperation.Alsotightenanyloose

fasteners.

DANGER

Fuelisextremelyammableandexplosive.A

reorexplosionfromfuelcanburnyouand

others.

•Topreventastaticchargefromignitingthe

fuel,placethecontainerand/ormachineon

thegroundbeforelling,notinavehicle

oronanobject.

•Fillthetankoutdoorswhentheengineis

cold.Wipeupspills.

•Donothandlefuelwhensmokingor

aroundanopenameorsparks.

•Storefuelinanapprovedfuelcontainer,

outofthereachofchildren.

•Donottipthemachineeitherforward

orbackwardwithfuelinthefueltank;

otherwise,fuelmayleakoutofthe

machine.

FillingtheFuelTank

•Forbestresults,useonlyclean,fresh(lessthan

30daysold),unleadedgasolinewithanoctane

ratingof87orhigher((R+M)/2ratingmethod).

•Oxygenatedfuelwithupto10%ethanolor15%

MTBEbyvolumeisacceptable.

•Donotuseethanolblendsofgasoline(such

asE15orE85)withmorethan10%ethanolby

volume.Performanceproblemsand/orengine

damagemayresultwhichmaynotbecovered

underwarranty.

•Donotusegasolinecontainingmethanol.

•Donotstorefueleitherinthefueltankorfuel

containersoverthewinterunlessyouuseafuel

stabilizer.

•Donotaddoiltogasoline.

Donotllabovethebottomofthefueltankneck

(Figure14).

g216203

Figure14

Note:Forbestresults,purchaseonlythequantity

offuelthatyouexpecttousein30days.Otherwise,

youmayaddfuelstabilizertonewlypurchasedfuelto

keepitfreshforupto6months.

DuringOperation

DuringOperationSafety

•Shutofftheenginebeforeuncloggingthe

machineandalwaysuseastickorthe

snow-cleanouttool(ifprovided).

•Arotatingaugercaninjurehandsorfeet.Stay

behindthehandlesandawayfromthedischarge

openingwhileoperatingthemachine.Keepyour

face,hands,feet,andanyotherpartofyour

bodyorclothingawayfrommovingorrotating

parts.

•Neverdirectthedischargetowardpeopleorareas

wherepropertydamagecanoccur.

•Exercisecautiontoavoidslippingorfalling.

Alwaysbesureofyourfooting,andkeeparm

holdonthehandles.Walk;neverrun.

•Exerciseextremecautionwhenoperatingon

slopes.

•Neveroperatethemachinewithoutgoodvisibility

orlight.

•Donotoperatethemachinewhileill,tired,or

undertheinuenceofalcoholordrugs.

•Lookbehindandusecarewhenbackingupwith

themachine.

•Whennotactivelyclearingsnow,disengagepower

totheauger.

•Exerciseextremecautionwhenoperatingonor

crossinggraveldrives,walks,orroads.Stayalert

forhiddenhazardsortrafc.

•Neverattempttomakeanyadjustmentswhilethe

engineisrunning.

•Afterstrikingaforeignobject,shutofftheengine,

removetheignitionkey(electric-startmodels

only),thoroughlyinspectthemachineforany

damage,andrepairthedamagebeforestarting

andoperatingthemachine.

•Ifthemachineshouldstarttovibrateabnormally,

shutofftheengineandcheckforthecause.

•Donotruntheengineindoorsunlessthereis

adequateventilation(e.g.,leavinganoutsidedoor

open);exhaustfumesaredangerous.

•Donotoverloadthemachinecapacityby

attemptingtoclearsnowattoofastarate.

•Nevertouchahotengineormufer.

StartingtheEngine

1.Checktheengine-oillevel.RefertoChecking

theEngine-OilLevel(page18).

2.Turnthefuel-shutoffvalve1/4turn

counterclockwisetoopenit(Figure15).

g016512

Figure15

3.Fullyinserttheignitionkey(Figure16).

g016498

Figure16

1.Ignitionkey

4.Firmlypushintheprimerwithyourthumbas

indicatedbythefollowingtable,holdingthe

primerinforasecondbeforereleasingiteach

time(Figure17).

g037221

Figure17

Temperature

SuggestedNumberof

Primes

-23°C(-10°F)andabove

Below-23°C(-10°F)

5.MovethechoketotheCHOKEposition(Figure

18).

g016501

Figure18

6.MovethethrottletotheFASTposition(Figure

19).

g016504

Figure19

7.Startthemachinebypullingtherecoilstarteror

pressingtheelectric-starterbutton(Figure20).

g019055

Figure20

1.Electric-starterbutton3.Recoil-starthandle

2.Electricstarterplug-in

Note:Tousetheelectricstarter(electric-start

modelsonly),connectapowercordtothe

plug-inrstandthentoapoweroutlet.Use

onlyaUL-listed,16-gaugeextensioncord

recommendedforoutdoorusethatisnotlonger

than50ft(15m).

WARNING

Theelectricalcordcanbecomedamaged,

causingashockorre.

Thoroughlyinspecttheelectricalcord

beforeusingthemachine.Ifthecord

isdamaged,donotuseit.Replaceor

repairthedamagedcordimmediately.

ContactanAuthorizedServiceDealerfor

assistance.

Important:Topreventdamagingtheelectric

starter,runitinshortcycles(5secondson,

5secondsoff),nomorethan10times.Ifthe

enginestilldoesnotstart,takethemachine

toanAuthorizedServiceDealerforservice.

8.Disconnectthepowercordfromthepoweroutlet

rstandthenfromthemachine(electric-start

modelsonly).

9.Allowtheenginetowarmup;graduallymove

thechoketowardtheRunposition.Waitfor

theenginetorunsmoothlybeforeeachchoke

adjustment.

CAUTION

Ifyouleavethemachinepluggedintoa

poweroutlet,someonecaninadvertently

startthemachineandinjurepeopleor

damageproperty.

Unplugthepowercordwheneveryouare

notstartingthemachine.

ShuttingOfftheEngine

1.MovethethrottletotheSLOWposition,andthen

totheSTOPposition(Figure21).Youcanalso

shutofftheenginebypullingtheignitionkey

outwardtothemiddleposition.

g016505

Figure21

2.Waitforallmovingpartstostopbeforeleaving

theoperatingposition.

3.Removetheignitionkeytopreventaccidental

starting.

4.Closethefuelshutoffvalvebyrotatingit

clockwise(Figure22).

g016499

Figure22

5.Pulltherecoilstarter3or4times.

Note:Thishelpspreventtherecoilstarterfrom

freezingup.

OperatingtheTraction

Drive

CAUTION

Ifthetractiondriveisnotproperlyadjusted,

themachinemaymoveinthedirection

oppositeofwhatyouintended,causinginjury

and/orpropertydamage.

Carefullycheckthetractiondriveandadjustit

properly,ifnecessary;refertoCheckingthe

OperationoftheTractionDrive(page8)for

moreinformation.

Important:Ifthemachinemoveswhenthe

tractionleverisinthereleasedposition,checkthe

tractioncable;refertoCheckingandAdjusting

theTractionCable(page19)ortakethemachine

toanAuthorizedServiceDealerforservice.

1.Toengagethetractiondrive,squeezetheleft

(traction)levertothehandgrip(Figure23).

g001011

Figure23

2.Tostopthetractiondrive,releasethetraction

lever.

OperatingtheSpeed

Selector

Thespeedselectorhas6forwardand2reverse

gears.T ochangespeeds,releasethetractionlever

andshiftthespeed-selectorlevertothedesired

position(Figure24).Theleverlocksinanotchat

eachspeedselection.

g001012

Figure24

Operatingthe

Auger/ImpellerDrive

1.Toengagetheauger/impellerdrive,squeeze

theright(auger/impeller)levertothehandgrip

(Figure25).

g001013

Figure25

2.Tostoptheaugerandimpeller,releasetheright

lever.

Important:Whenyouengageboththe

auger/impellerleverandthetractionlever,

thetractionleverlockstheauger/impeller

leverdown,freeingyourrighthand.To

releasebothlevers,simplyreleasetheleft

(traction)lever.

3.Iftheaugerandimpellercontinuetorotatewhen

youreleasetheauger/impellerlever,donot

operatethemachine.Checktheauger/impeller

cable;refertoCheckingandAdjustingthe

Auger/ImpellerCable(page20)andadjustitif

necessary.Otherwise,takethemachinetoan

AuthorizedDealerforservice.

WARNING

Iftheaugerandimpellercontinue

torotatewhenyoureleasethe

auger/impellerlever,youcouldseriously

injureyourselforothers.

Donotoperatethemachine.Takeittoan

AuthorizedServiceDealerforservice.

OperatingtheQuickStick®

HoldthebluetriggercapdowntousetheQuickStick

tomovethedischargechuteandthechutedeector.

Releasethetriggercaptolockthedischargechute

andchutedeectorintoposition(Figure26).

g001014

Figure26

MovingtheDischargeChute

HoldthebluetriggercapdownandmovetheQuick

Sticktothelefttomovethedischargechutetothe

left;movetheQuickSticktotherighttomovethe

dischargechutetotheright(Figure27).

g018894

Figure27

•Ifthechutedoesnotmove,refertoAdjustingthe

Discharge-ChuteLatch(page23).

•Ifthechutedoesnotturnasfartotheleftasit

doestotheright,ensurethatthecableisrouted

totheinsideofthehandles.RefertoInstallingthe

UpperHandle(page6).

•Ifthechutedoesnotlockintoplacewhenyou

releasethetriggercap,refertoAdjustingthe

Discharge-ChuteLatch(page23).

MovingtheChuteDeector

HoldthebluetriggercapdownandmovetheQuick

Stickforwardtolowerthechutedeector;moveit

rearwardtoraisethechutedeector(Figure28).

g001016

Figure28

ClearingaClogged

DischargeChute

WARNING

Iftheauger/impellerisrunningbutthereisno

snowcomingoutofthedischargechute,the

dischargechutemaybeclogged.

Neveruseyourhandstoclearaclogged

dischargechute.Thiscouldresultinpersonal

injury.

•Tounclogthedischargechute,stayinthe

operatingpositionandreleasetheleft(traction)

lever.Whilerunningtheauger/impeller,pushdown

onthehandlestoraisethefrontofthemachinea

fewcentimeters(inches)offthepavement.Then

liftthehandlesquicklytobumpthefrontofthe

machineonthepavement.Repeatifnecessary

untilastreamofsnowcomesoutthedischarge

chute.

•Ifyoucannotunclogthedischargechuteby

bumpingthefrontofthemachine,shutoffthe

engine,waitforallmovingpartstostop,and

usethesnow-cleanouttool(Figure13).

Important:Uncloggingthedischargechute

bybumpingthefrontofthemachineonthe

pavementmaycausetheskidstomove.Adjust

theskidsandtightentheskidboltssecurely;

refertoCheckingandAdjustingtheSkidsand

Scraper(page18).

OperatingTips

DANGER

Whenthemachineisinoperation,theimpeller

andaugerrotateandcaninjureoramputate

handsorfeet.

•Beforeadjusting,cleaning,inspecting,

troubleshooting,orrepairingthemachine,

shutofftheengineandwaitforallmoving

partstostop.Disconnectthewirefrom

thesparkplugandkeepitawayfromthe

plugtopreventsomeonefromaccidentally

startingtheengine.

•Removeanobstructionfromthedischarge

chute;refertoClearingaClogged

DischargeChute(page15).Usethe

snow-cleanouttool(Figure14),notyour

hands,toremoveanobstructionfromthe

dischargechute.

•Staybehindthehandlesandawayfrom

thedischargeopeningwhileoperatingthe

machine.

•Keepyourface,hands,feet,andanyother

partofyourbodyorclothingawayfrom

concealed,moving,orrotatingparts.

WARNING

Theimpellercanthrowstones,toys,andother

foreignobjectsandcauseseriouspersonal

injurytoyouorbystanders.

•Keeptheareatobeclearedfreeofall

objectsthattheaugercouldpickupand

throw.

•Keepallchildrenandpetsawayfromthe

areaofoperation.

•AlwayssetthethrottletotheFASTpositionwhen

throwingsnow.

•Iftheengineslowsdownunderaloadorthe

wheelsslip,shiftthemachineintoalowergear.

•Ifthefrontofthemachineridesup,shiftthe

machineintoalowergear.Ifthefrontcontinuesto

rideup,liftuponthehandles.

AfterOperation

AfterOperationSafety

•Neverstorethemachinewithfuelinthefuel

tankinsideabuildingwhereignitionsourcesare

present,suchashotwaterheaters,spaceheaters,

orclothesdryers.Allowtheenginetocoolbefore

storinginanyenclosure.

•Whenstoringthemachineformorethan30days,

refertoStorage(page23)forimportantdetails.

PreventingFreeze-upafter

Use

•Insnowyandcoldconditions,somecontrolsand

movingpartsmayfreeze.Donotuseexcessive

forcewhentryingtooperatefrozencontrols.

Ifyouhavedifcultyoperatinganycontrolorpart,

starttheengineandletitrunforafewminutes.

•Afterusingthemachine,lettheenginerunfor

afewminutestopreventmovingpartsfrom

freezing.Engagetheauger/impellertoclearany

remainingsnowfrominsidethehousing.Rotate

theQuickSticktopreventitfromfreezing.Shutoff

theengine,waitforallmovingpartstostop,and

removealliceandsnowfromthemachine.

•Withtheengineoff,pulltherecoil-starthandle

severaltimesandpushtheelectric-startbutton

oncetopreventtherecoilstarterandelectric

starterfromfreezingup.

Maintenance

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Aftertherst2hours

•Inspectthetractioncableandadjustitifnecessary.

•Inspecttheauger/impellercableandadjustitifnecessary.

Aftertherst5hours

•Changetheengineoil.

Beforeeachuseordaily

•Checktheengine-oillevelandaddoilifnecessary.

Every100hours

•Replacethesparkplug.

Yearly

•Checktheskidsandthescraperandadjustthemifnecessary.

•Inspectthetractioncableandadjustorreplaceitifnecessary.

•Inspecttheauger/impellercableandadjustorreplaceitifnecessary.

•Checktheauger-gearboxoilandaddoilifnecessary.

•Changetheengineoil.

•Lubricatethehexshaft.

Yearlyorbeforestorage

•Checktheairpressureinthetiresandinatethemto116to137kPa(17to20psi).

•Drainthefuelandruntheenginetodryoutthefueltankandthecarburetoratthe

endoftheseason.

•HaveanAuthorizedServiceDealerinspectandreplacethetractiondrivebeltand/or

theauger/impellerdrivebelt,ifnecessary.

Important:Youcanndmoreinformationaboutmaintainingandservicingyourmachineat

www.Toro.com.

MaintenanceSafety

Readthefollowingsafetyprecautionsbefore

performinganymaintenanceonthemachine:

•Beforeperforminganymaintenance,service,or

adjustment,shutofftheengineandremovethe

key.Ifmajorrepairsareeverneeded,contactan

AuthorizedServiceDealer.

•Checkallfastenersatfrequentintervalsforproper

tightnesstoensurethatthemachineisinsafe

workingcondition.

•Donotchangethegovernorsettingsontheengine.

•PurchaseonlygenuineT ororeplacementparts

andaccessories.

PreparingforMaintenance

1.Movethemachinetoalevelsurface.

2.Shutofftheengineandwaitforallmovingparts

tostop.

3.Disconnectthespark-plugwire.Referto

ReplacingtheSparkPlug(page22).

CheckingtheEngine-Oil

Level

ServiceInterval:Beforeeachuseordaily—Check

theengine-oillevelandaddoilif

necessary.

g219890

CheckingandAdjustingthe

SkidsandScraper

ServiceInterval:Yearly—Checktheskidsand

thescraperandadjustthemif

necessary.

Checktheskidsandthescrapertoensurethatthe

augerdoesnotcontactthepavedorgravelsurface.

Adjusttheskidsandthescraperasneededto

compensateforwear.

1.Checkthetirepressure;refertoCheckingthe

TirePressure(page8).

2.Loosenthenutsthatsecurebothskidstothe

augersidesuntiltheskidsslideupanddown

easily.

g019046

Figure30

1.3mm(1/8inch)

Important:Theaugerbladesmustbe

supportedabovethegroundbytheskids.

3.Ensurethatthescraperis3mm(1/8inch)above

andparalleltoalevelsurface.

Note:Ifthepavementiscracked,rough,or

uneven,adjusttheskidstoraisethescraper.For

gravelsurfaces,adjusttheskidsfurtherdownto

preventthemachinefrompickinguprocks.

4.Movetheskidsdownuntiltheyareevenwith

theground.

5.Firmlytightenthenutsthatsecurebothskids

totheaugersides.

Note:Toquicklyadjusttheskidsiftheyloosen,

supportthescraper3mm(1/8inch)offthe

pavement,thenadjusttheskidsdowntothe

pavement.

Note:Iftheskidsbecomeexcessivelyworn,

youcanturnthemoverandsettheunusedside

towardthepavement.

CheckingandAdjustingthe

TractionCable

ServiceInterval:Aftertherst2hours—Inspect

thetractioncableandadjustitif

necessary.

Yearly—Inspectthetractioncableandadjustor

replaceitifnecessary.

Ifthemachinedoesnotdriveintheforwardorreverse

speedsoritdriveswhenyoureleasethetractionlever,

adjustthetractioncable.

Iftheleft(traction)cableisnotproperlyadjusted,do

thefollowingsteps:

1.Loosenthejamnut.

2.Engagethetractionleverandholditinplace

(Figure31).

g001011

Figure31

3.Loosenortightentheturnbuckletoadjustthe

springlengthto5.5cm(2.18inches)asshown

inFigure32.

g030998

Figure32

1.Jamnut

3.Spring

2.Turnbuckle

4.5.5cm(2.18inches)

4.Tightenthejamnut(Figure32),ensuringthere

isslighttensiononthecable.

5.Ifthetractioncableisproperlyadjustedbuta

problemremains,contactanAuthorizedService

Dealer.

CheckingandAdjustingthe

Auger/ImpellerCable

ServiceInterval:Aftertherst2hours—Inspectthe

auger/impellercableandadjustitif

necessary.

Yearly—Inspecttheauger/impellercableand

adjustorreplaceitifnecessary.

1.Loosenthejamnut.

2.Engagetheauger/impellerleverandholditin

place(Figure33).

g001013

Figure33

3.Loosenortightentheturnbuckletoadjustthe

springlengthto7cm(2-3/4inches)asshown

inFigure34.

g031000

Figure34

1.Jamnut

3.Spring

2.Turnbuckle

4.7cm(2-3/4inches)

4.Tightenthejamnut(Figure34),ensuringthat

thereisslighttensiononthecable.

5.Iftheauger/impellercableisproperlyadjusted

butaproblemremains,contactanAuthorized

ServiceDealer.

Checkingthe

Auger-Gearbox-OilLevel

ServiceInterval:Yearly—Checktheauger-gearbox

oilandaddoilifnecessary.

1.Movethemachinetoalevelsurface.

2.Cleantheareaaroundthepipeplug(Figure35).

g001025

Figure35

1.Pipeplug

3.Removethepipeplugfromthegearbox.

4.Checktheoillevelinthegearbox.Theoilshould

be9.5mm(3/8inch)belowthelleropening.

5.Iftheoillevelislow,addGL-5orGL-6,SAE

80-90EPgearoillubricanttothegearboxuntil

theoillevelis9.5mm(3/8inch)belowtheller

opening.

Note:Donotusesyntheticoil.

6.Installthepipepluginthegearbox.

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Toro 37793 User guide

Brand: Toro

Model: 37793

Category: Snow throwers

Type: User guide

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Toro 37793 User guide

Toro 37793 User guide

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