Toro 21681 Operator's Manual

48cmSuperRecycler

ModelNo.21681—SerialNo.407030000andUp

Introduction

Thisrotary-blade,walk-behindlawnmowerisintended
tobeusedbyresidentialhomeowners.Itisdesigned
primarilyforcuttinggrassonwell-maintainedlawnson
residentialproperties.Usingthisproductforpurposes
otherthanitsintendedusecouldprovedangerousto
youandbystanders.

Readthisinformationcarefullytolearnhowtooperate
andmaintainyourproductproperlyandtoavoid
injuryandproductdamage.Youareresponsiblefor
operatingtheproductproperlyandsafely.

Visitwww.T oro.comformoreinformation,including
safetytips,trainingmaterials,accessoryinformation,
helpndingadealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or
additionalinformation,contactanAuthorizedService
DealerorToroCustomerServiceandhavethemodel
andserialnumbersofyourproductready .Figure1
identiesthelocationofthemodelandserialnumbers
ontheproduct.Writethenumbersinthespace
provided.

FormNo.3444-205RevA

®

Operator'sManual

g000502

Figure2

Safety-alertsymbol

Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanical
informationandNoteemphasizesgeneralinformation
worthyofspecialattention.

ThisproductcomplieswithallrelevantEuropean
directives;fordetails,pleaseseetheseparateproduct
specicDeclarationofConformity(DOC)sheet.

GrossorNetTorque:Thegrossornettorque
ofthisenginewaslaboratoryratedbytheengine
manufacturerinaccordancewiththeSocietyof
AutomotiveEngineers(SAE)J1940orJ2723.As
conguredtomeetsafety,emission,andoperating
requirements,theactualenginetorqueonthisclass
ofmowerwillbesignicantlylower.Pleasereferto
theenginemanufacturer’sinformationincludedwith
themachine.

Important:Withyourmobiledevice,youcan

scantheQRcodeontheserialnumberdecal(if
equipped)toaccesswarranty,parts,andother
productinformation.

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas
safetymessagesidentiedbythesafety-alertsymbol
(Figure2),whichsignalsahazardthatmaycause
seriousinjuryordeathifyoudonotfollowthe
recommendedprecautions.

Donottamperwithordisablesafetydevicesonthe
machine,andchecktheirproperoperationregularly.
Donotattempttoadjustortamperwiththeengine
speedcontrol;doingsomaycreateanunsafe
operatingcondition,resultinginpersonalinjury.

Important:Ifyouareusingthismachineabove

1500m(5,000ft)foracontinuousperiod,ensure
thattheHighAltitudeKithasbeeninstalled
sothattheenginemeetsCARB/EPAemission

g283331

regulations.TheHighAltitudeKitincreases
engineperformancewhilepreventingspark-plug
fouling,hardstarting,andincreasedemissions.
Onceyouhaveinstalledthekit,attachthe
high-altitudelabelnexttotheserialdecalonthe
machine.ContactanyAuthorizedT oroService
DealertoobtaintheproperHighAltitudeKitand
high-altitudelabelforyourmachine.Tolocate
adealerconvenienttoyou,accessourwebsite
atwww.Toro.comorcontactourToroCustomer
CareDepartmentatthenumber(s)listedinyour
EmissionControlWarrantyStatement.

Removethekitfromtheengineandrestorethe
enginetoitsoriginalfactorycongurationwhen
runningtheengineunder1500m(5,000ft).Do
notoperateanenginethathasbeenconverted

©2020—TheT oro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedinMexico

AllRightsReserved

*3444-205*

forhigh-altitudeuseatloweraltitudes;otherwise,
youcouldoverheatanddamagetheengine.

Ifyouareunsurewhetherornotyourmachine
hasbeenconvertedforhigh-altitudeuse,lookfor
thefollowinglabel:

ServicingtheAirFilter.......................................17

ChangingtheEngineOil...................................17

ServicingtheSparkPlug...................................18

ReplacingtheBlade..........................................19

AdjustingtheSelf-PropelDrive.........................20

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

StorageSafety..................................................20

PreparingtheMachineforStorage...................20

RemovingtheMachinefromStorage................20

decal127-9363

Contents

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

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

GeneralSafety...................................................2

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

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

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

2InstallingtheRecoil-StarterRopeinthe

RopeGuide.....................................................5

3AddingOiltotheEngine...................................5

4AssemblingtheGrassBag...............................6

ProductOverview.....................................................7

Specications....................................................7

Attachments/Accessories...................................7

Operation..................................................................8

BeforeOperation...................................................8

BeforeOperationSafety.....................................8

FillingtheFuelTank............................................8

CheckingtheEngine-OilLevel............................9

AdjustingtheHandleHeight...............................9

AdjustingtheCuttingHeight.............................10

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

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

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

UsingtheSelf-PropelDrive................................11

UsingtheTraction-AssistHandle.......................11

ShuttingOfftheEngine.....................................12

RecyclingtheClippings....................................12

BaggingtheClippings.......................................12

OperatingtheBag-on-DemandLever...............13

Rear-DischargingtheClippings........................13

OperatingTips.................................................14

AfterOperation....................................................14

AfterOperationSafety......................................14

CleaningUndertheMachine............................15

FoldingtheHandle...........................................15

Maintenance...........................................................16

RecommendedMaintenanceSchedule(s)...........16

MaintenanceSafety..........................................16

PreparingforMaintenance...............................16

Safety

Thismachinehasbeendesignedinaccordancewith
ENISO5395.

GeneralSafety

Thisproductiscapableofamputatinghandsand
feetandofthrowingobjects.Alwaysfollowallsafety
instructionstoavoidseriouspersonalinjuryordeath.

•Read,understand,andfollowtheinstructions

andwarningsinthisOperator’sManualandon
themachineandattachmentsbeforestartingthe
engine.

•Donotputyourhandsorfeetnearmovingpartsor

underthemachine.Keepclearofanydischarge
opening.

•Donotoperatethemachinewithoutallguards

andothersafetyprotectivedevicesinplaceand
functioningproperlyonthemachine.

•Keepbystandersandchildrenoutoftheoperating

area.Donotallowchildrentooperatethemachine.
Allowonlypeoplewhoareresponsible,trained,
familiarwiththeinstructions,andphysically
capabletooperatethemachine.

•Stopthemachine,shutofftheengine,andwaitfor

allmovingpartstostopbeforeservicing,fueling,
oruncloggingthemachine.

Improperlyusingormaintainingthismachinecan
resultininjury.Toreducethepotentialforinjury,
complywiththesesafetyinstructionsandalways
payattentiontothesafety-alertsymbol
meansCaution,Warning,orDanger—personalsafety
instruction.Failuretocomplywiththeseinstructions
mayresultinpersonalinjuryordeath.

,which

2

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyarea
ofpotentialdanger.Replaceanydecalthatisdamagedormissing.

Manufacturer'sMark

decaloemmarkt

1.Thismarkindicatesthatthebladeisidentiedasapart
fromtheoriginalmachinemanufacturer .

112-8760

1.Thrownobjecthazard—keepbystandersaway.

2.Cutting/dismembermenthazardofhandorfoot,mower
blade—stayawayfrommovingparts.

decal131-4514

131-4514

1.Warning—readtheOperator'sManual.

2.Cutting/dismembermenthazardofhand,mower
blade—stayawayfrommovingparts;keepallguardsand
shieldsinplace.

3.Cutting/dismembermenthazardofhand,mower
blade—disconnectthespark-plugwirebeforeperforming
maintenance.

4.Thrownobjecthazard—keepbystandersaway;shutoffthe
enginebeforeleavingtheoperatingposition;pickupany
debrisbeforemowing.

5.Cutting/dismembermenthazardoffoot,mowerblade—do
notoperateupanddownslopes;operatesidetosideon
slopes;lookbehindyouwhenmovinginreverse.

decal112-8760

1.Heightofcut

decal119-2283

119-2283

decal137-9196

137-9196

1.Lock2.Unlock

3

Setup

Important:Removeanddiscardtheprotective

plasticsheetthatcoverstheengineandanyother
plasticorwrappingonthemachine.

g020722

Figure5

1

UnfoldingtheHandle

NoPartsRequired

Procedure

WARNING

Foldingorunfoldingthehandleimproperly
candamagethecables,causinganunsafe
operatingcondition.

•Donotdamagethecableswhenfoldingor
unfoldingthehandle.

•Ifacableisdamaged,contactan
AuthorizedServiceDealer.

Important:Removeanddiscardtheprotective

plasticsheetthatcoverstheengineandanyother
plasticorwrappingonthemachine.

3.Tightenthehandleknobsrmlybyhand.

4.Rotatethehandlerearwardtotheoperating
position,andlockthehandleatyourdesired
height.RefertoAdjustingtheHandleHeight

(page9).

1.Loosenthehandleknobs(Figure4).

Figure4

1.Handleknobs

2.Carefullymovetheupperhandleforwarduntil
thehandlehalvesareinlineandnesttogether
asshowninFigure5.

g020721

4

2

InstallingtheRecoil-StarterRopeintheRopeGuide

NoPartsRequired

Procedure

Important:T ostarttheenginesafelyandeasilywheneveryouusethemachine,installtherecoil-starter

ropeintheropeguide.

Figure6

g230719

3

AddingOiltotheEngine

NoPartsRequired

Procedure

Important:Iftheoillevelintheengineistoolowortoohighandyouruntheengine,youmaydamage

theengine.

5

4

AssemblingtheGrassBag

NoPartsRequired

Procedure

g235721

Figure7

Figure8

6

g241560

ProductOverview

Attachments/Accessories

AselectionofT oroapprovedattachmentsand
accessoriesisavailableforusewiththemachine
toenhanceandexpanditscapabilities.Contact
yourAuthorizedServiceDealerorauthorizedT oro
distributororgotowww.T oro.comforalistofall
approvedattachmentsandaccessories.

Toensureoptimumperformanceandcontinuedsafety
certicationofthemachine,useonlygenuineToro
replacementpartsandaccessories.Replacement
partsandaccessoriesmadebyothermanufacturers
couldbedangerous,andsuchusecouldvoidthe
productwarranty.

g015114

Figure9

1.Upperhandle

2.Traction-assisthandle

3.Blade-controlbar

4.Grassbag

5.Reardeector12.Cutting-heightlever(2)

6.Fuel-tankcap13.Recoil-starthandle

7.Washoutport(notshown)

8.Airlter

9.Sparkplug

10.Oil-lltube/dipstick

11.Bag-on-demandlever

Specications

ModelWeightLengthWidthHeight

39kg152cm53cm109cm

21681

(86lb)(60

inches)

(21

inches)

(43

inches)

7

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

–Avoidprolongedbreathingofvapors.

–Keepyourhandsandfaceawayfromthe

nozzleandthefuel-tankopening.

–Keepfuelawayfromyoureyesandskin.

BeforeOperation

BeforeOperationSafety

GeneralSafety

•Alwaysshutoffthemachine,waitforallmoving

partstostop,andallowthemachinetocoolbefore
adjusting,servicing,cleaning,orstoringit.

•Becomefamiliarwiththesafeoperationofthe

equipment,operatorcontrols,andsafetysigns.

•Checkthatallguardsandsafetydevices,suchas

deectorsand/orgrasscatcher,areinplaceand
functioningproperly.

•Alwaysinspectthemachinetoensurethatthe

bladesandbladeboltsarenotwornordamaged.

•Inspecttheareawhereyouwillusethemachine,

andremoveallobjectsthatcouldinterferewith
theoperationofthemachineorthatthemachine
couldthrow.

•Contactwiththemovingbladewillcauseserious

injury.Donotputyourngersunderthehousing.

FillingtheFuelTank

TypeUnleadedgasoline

Minimumoctanerating

Ethanol

MethanolNone

MTBE(methyltertiarybutyl
ether)

OilDonotaddtothefuel

Useonlyclean,fresh(nomorethan30daysold),fuel
fromareputablesource.

Important:Toreducestartingproblems,addfuel

stabilizer/conditionertofreshfuelasdirectedby
thefuel-stabilizer/conditionermanufacturer.

FillthefueltankasshowninFigure10.

87(US)or91(research
octane;outsidetheUS)

Nomorethan10%byvolume

Lessthan15%byvolume

FuelSafety

•Fuelisextremelyammableandhighlyexplosive.

Areorexplosionfromfuelcanburnyouand
othersandcandamageproperty.

–Topreventastaticchargefromignitingthefuel,

placethecontainerand/ormachinedirectlyon
thegroundbeforelling,notinavehicleoron
anobject.

–Fillthefueltankoutdoors,inanopenarea,

whentheengineiscold.Wipeupanyfuelthat
spills.

–Donothandlefuelwhensmokingoraroundan

openameorsparks.

–Donotremovethefuelcaporaddfueltothe

tankwhiletheengineisrunningorhot.

–Ifyouspillfuel,donotattempttostartthe

engine.Avoidcreatingasourceofignitionuntil
thefuelvaporshavedissipated.

–Storefuelinanapprovedcontainerandkeep

itoutofthereachofchildren.

•Fuelisharmfulorfatalifswallowed.Long-term

exposuretovaporscancauseseriousinjuryand
illness.

g230458

Figure10

8