Toro 37779, 37780 Operator's Manual

PowerMax
PowerMax

ModelNo.37779—SerialNo.400010798andUp

ModelNo.37780—SerialNo.400010798andUp

®

724OESnowthrower

®

826OESnowthrower

Introduction

WARNING

CALIFORNIA

Proposition65Warning

Thisproductcontainsachemicalorchemicals

knowntotheStateofCaliforniatocausecancer,

birthdefects,orreproductiveharm.

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

FormNo.3406-741RevA

Operator'sManual

Figure1

1.Modelandserialnumberlocation

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

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.

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.ContactanyAuthorizedT oroServiceDealer

©2016—TheT oro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Registeratwww.T oro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3406-741*A

toobtaintheproperHighAltitudeKitandhigh-altitude
labelforyourmachine.T olocateadealerconvenientto
you,accessourwebsiteatwww.Toro.comorcontactour
ToroCustomerCareDepartmentatthenumber(s)listed
inyourEmissionControlWarrantyStatement.

Removethekitfromtheengineandrestoretheengine
toitsoriginalfactorycongurationwhenrunningthe
engineunder1500m(5,000ft).Donotoperateanengine
thathasbeenconvertedforhigh-altitudeuseatlower
altitudes;otherwise,youcouldoverheatanddamage
theengine.

Ifyouareunsurewhetherornotyourmachinehasbeen
convertedforhigh-altitudeuse,lookforthefollowing
label(Figure3).

Figure3

ThissparkignitionsystemcomplieswithCanadianICES-002.

UncloggingtheDischargeChute..............................16

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

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

Safety....................................................................16

PreventingFreeze-upafterUse.................................17

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

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

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

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

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

CheckingandAdjustingtheSkidsand

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

CheckingandAdjustingtheTractionCable................19

CheckingandAdjustingtheAuger/Impeller

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

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

ChangingtheEngineOil.........................................20

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

ReplacingtheSparkPlug.........................................21

AdjustingtheDischarge-ChuteLatch........................22

ReplacingtheDriveBelts.........................................22

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

PreparingtheMachineforStorage............................23

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

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

Contents

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

Safety...........................................................................2

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

Setup............................................................................5

1InstallingtheUpperHandle....................................5

2InstallingtheTraction-ControlLinkage....................6

3InstallingtheChute...............................................7

4InstallingtheChute-ControlRod............................7

5CheckingtheEngine-OilLevel...............................8

6CheckingtheTirePressure.....................................8

7CheckingtheSkidsandScraper...............................8

8CheckingtheOperationoftheTraction

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

ProductOverview.........................................................10

Operation....................................................................10

BeforeOperation......................................................10

Safety....................................................................10

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

DuringOperation.....................................................11

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

FreewheelingorUsingtheSelf-Propel

Drive................................................................11

StartingtheEngine.................................................12

ShuttingOfftheEngine..........................................14

OperatingtheTractionDrive...................................14

OperatingtheSpeedSelector...................................14

OperatingtheAuger/ImpellerDrive.........................15

OperatingtheQuickStick™....................................15

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.

2

SafetyandInstructionalDecals

x 3

1

2

3

4

5

120-9805

Safetyandinstructiondecalsarelocatednearareasofpotentialdanger.Replacedamagedor
missingdecals.

120-9805

1.Insertthekey.

2.Primetheengine3times.

3.Engagethechoke.

4.Pullthestartercord.

5.Oncetheengineisrunning,disengagethechoke.

OrderPartNo.121-1215

121-1239

121-1240

OrderPartNo.120-7194

1.Tractiondrive—squeezethelevertoengage;releasethe
levertodisengage.

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

3.Cutting/dismembermenthazard,impeller—donotplaceyour
handinthechute;shutofftheenginebeforeleavingthe
operatingposition,usethetooltoclearthechute.

4.Cuttingdismembermenthazard,impeller—keepaway
frommovingparts;removetheignitionkeyandreadthe
instructionsbeforeservicingorperformingmaintenance.

awayfromthesnowthrower.

6.Auger/impellerdrive—squeezethelevertoengage;release
thelevertodisengage.

3

121-6817

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

121-6823

1.Fast

2.Forwardspeeds4.Reversespeeds

3.Slow

131-6487

1.Engine—shutoff

2.Slow

3.Fast

4

Setup

g019003

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

1

2

3

4
5

6
7
8

Handlebolt2
Curvedwasher
Locknut2
Hairpincotter2
Flatwasher3
Nut2
Carriagebolt
Flatwasher2
Carriagebolt
Locknut2

Nopartsrequired

Nopartsrequired

Nopartsrequired

Nopartsrequired

Qty.

Use

2

2

2

–

–

–

–

Installtheupperhandle.

Installthetraction-controllinkage.

Installthechute.

Installthechute-controlrod.

Checktheengine-oillevel.

Checkthetirepressure.

Checktheskidsandscraper.

Checktheoperationofthetractiondrive.

1

InstallingtheUpperHandle

Partsneededforthisprocedure:

2Handlebolt

2

Curvedwasher

2Locknut

Procedure

1.Liftandrotatetheupperhandleandpositionitover
thelowerhandle(Figure4).

2.Install2handlebolts,2curvedwashers,and2locknuts
inthelower-handleholes(Figure4).

Figure4

5

2

g019004

g019378

InstallingtheTraction-Control Linkage

Partsneededforthisprocedure:

Figure7

2Hairpincotter

3Flatwasher

Procedure

1.Insertthelowerendoftherodintothelowerlinkarm
sothatthebentendofthespeed-controlrodfaces
rearward(Figure5).

Figure5

2.Securethelowerendofthespeed-controlrodwitha
atwasherandahairpincotter(Figure5).

3.Placeaatwasheronthetrunnion(Figure6).

6.Pullupthespeed-controlrodandinsertthetrunnion
intotheholeinthespeed-selectorlever(Figure6).

Note:Ifthetrunniondoesnottintothehole
whenyouliftuponthespeed-controlrod,rotatethe
trunnionupwardordownwardonthespeed-control
roduntilitts.

7.Securethetrunnionandupperendofthespeed-control
rodwithawasherandahairpincotter.

Note:Foreasierinstallation,lookdownthroughthe
openinginthespeedselector(Figure8).

Figure8

1.Speedselector

Figure6

1.Speed-selectorlever

2.Trunnion

4.Shiftthespeed-selectorleverintoPositionR2.

5.Rotatethelowerlinkarmfullyupward
(counterclockwise)asshowninFigure7.

3.Innerwasher

4.Outerwasher

6

3

3

1

2

g019379

4

InstallingtheChute

Partsneededforthisprocedure:

2Nut

2

Carriagebolt

2Flatwasher

Procedure

1.Placethechuteontheframeandalignthedischarge
chutemounttothechutesupport.

InstallingtheChute-Control Rod

Partsneededforthisprocedure:

2

Carriagebolt

2Locknut

Procedure

1.UnwraptheQuickStickandrotateitsothatitis
uprightandinthecenter.

2.Holdthebluetriggercapdownandpulltheleverfully
rearward.

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

3.Aligntheattenedbackendofthelongchute-control
rodwiththeattenedfrontendoftheshortrod
thatextendsfromthecontrolpanelsothattheynest
together(Figure10).

Figure9

1.Carriagebolt

2.Flatwasher

2.Securethedischargechutemountusing2bolts,2nuts,
and2atwashers.

3.Nut

Figure10

1.Shortrod

4.Insertthefrontendoftherodintotheopeningin
thebackofthechute-gearcoveruntilitslidesintothe
chutegear(Figure11).

2.Longchute-controlrod

7

g018885

Figure11

5

CheckingtheEngine-OilLevel

NoPartsRequired

Procedure

Note:Yourmachinecomeswithoilintheengine

crankcase.Beforestartingtheengine,checktheoillevel
andaddoilifnecessary.

RefertoCheckingtheEngine-OilLevel(page18).

5.Aligntheholesinthenestedendsoftherodsand
insert2carriagebolts(intheloose-partsbag)through
theshortrodfromtheleftsideofthemachine(from
theoperatingposition).

6.Insertthecableclipthatsupportsthedeectorcable
ontotheforwardcarriagebolt,andsecurethecarriage
boltswithlocknutsfromtheloose-partsbag(Figure

12).

Figure12

1.Cableclip2.Deectorcable

7.HoldthebluetriggercapdownandrotatetheQuick
Stickinacircletoensurethatthechuteanddeector
operatesmoothly.

6

CheckingtheTirePressure

NoPartsRequired

Procedure

Thetiresareoverinatedatthefactoryforshipping.Reduce
thepressureequallyinbothtirestobetween116and137
kPa(17and20psi).

7

CheckingtheSkidsand Scraper

NoPartsRequired

Procedure

RefertoCheckingandAdjustingtheSkidsandScraper(page

18).

8

8

CheckingtheOperationofthe
TractionDrive

NoPartsRequired

4.Releasethetractionlever.

5.MovethespeedselectortothePosition1;referto

OperatingtheSpeedSelector(page14).

6.Squeezetheleft(traction)levertothehandgrip(Figure

13).

Themachineshouldmoveforward.Ifthemachine
doesnotmoveormovesrearward,completethe
following:

A.Releasethetractionleverandshutofftheengine.

Procedure

CAUTION

Ifthetractiondriveisnotproperlyadjusted,the
machinemaymoveinthedirectionoppositeof
whatyouintended,causinginjuryand/orproperty
damage.

Carefullycheckthetractiondriveandadjustit
properly,ifnecessary.

Note:Tochecktheoperationofthetractiondrive,youmust
engagetheself-propelfeaturebypinningthewheelsinthe
axle;refertoFreewheelingorUsingtheSelf-PropelDrive

(page11).

1.Starttheengine;refertoStartingtheEngine(page12).

2.MovethespeedselectortoPositionR1;referto

OperatingtheSpeedSelector(page14).

3.Squeezetheleft(traction)levertothehandgrip(Figure

13).

B.Disconnectthetrunnionfromthespeed-selector

lever(Figure6).

C.Turnthetrunnionupward(counterclockwise)on

thespeed-controlrod(Figure6).

D.Connectthetrunniontothespeed-selectorlever

(Figure6).

7.Ifyoumadeanyadjustments,repeatthisprocedure
untilnoadjustmentsarerequired.

Important:Ifthemachinemoveswhenthetraction
leverisinthereleasedposition,checkthetractioncable;
refertoCheckingandAdjustingtheTractionCable

(page19)ortakethemachinetoanAuthorizedService

Dealerforservice.

Figure13

Themachineshouldmoverearward.Ifthemachine
doesnotmoveormovesforward,completethe
following:

A.Releasethetractionleverandshutofftheengine.

B.Disconnectthetrunnionfromthespeed-selector

lever(Figure6).

C.Turnthetrunniondownward(clockwise)onthe

speed-controlrod(Figure6).

D.Connectthetrunniontothespeed-selectorlever

(Figure6).

9