Toro Commercial 21in Lawn Mower User manual

Brand: Toro

Model: Commercial 21in Lawn Mower

Category: Lawnmowers

Type: User manual

FormNo.3362-438RevA

21inCommercialLawnMower

ModelNo.22155—SerialNo.290000001andUp

ModelNo.22156—SerialNo.290000001andUp

ToregisteryourproductordownloadanOperator'sManualorPartsCatalogatnocharge,gotowww.Toro.com.OriginalInstructions(EN)

Warning

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Important:Thisengineisnotequippedwitha

sparkarrestermufer.ItisaviolationofCalifornia

PublicResourceCodeSection4442touseoroperate

theengineonanyforest-covered,brush-covered,or

grass-coveredland.Otherstatesorfederalareas

mayhavesimilarlaws.

ThissparkignitionsystemcomplieswithCanadian

ICES-002.

Theenclosed

Engine Owner’ s Man ual

issupplied

forinformationregardingtheUSEnvironmental

ProtectionAgency(EPA)andtheCalifornia

EmissionControlRegulationofemissionsystems,

maintenance,andwarranty.Replacementsmaybe

orderedthroughtheenginemanufacturer.

Introduction

Readthisinformationcarefullytolearnhowtooperate

andmaintainyourproductproperlyandtoavoidinjury

andproductdamage.Youareresponsibleforoperating

theproductproperlyandsafely.

YoumaycontactTorodirectlyatwww.Toro.comfor

productandaccessoryinformation,helpndinga

dealer,ortoregisteryourproduct.

Wheneveryouneedservice,genuineToroparts,or

additionalinformation,contactanAuthorizedService

DealerorToroCustomerServiceandhavethemodel

andserialnumbersofyourproductready.Figure1

identiesthelocationofthemodelandserialnumbers

ontheproduct.Writethenumbersinthespace

provided.

Figure1

1.Modelandserialnumberlocation

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhas

safetymessagesidentiedbythesafetyalertsymbol

(Figure2),whichsignalsahazardthatmaycauseserious

injuryordeathifyoudonotfollowtherecommended

precautions.

Figure2

1.Safetyalertsymbol

Thismanualuses2wordstohighlightinformation.

Importantcallsattentiontospecialmechanical

informationandNoteemphasizesgeneralinformation

worthyofspecialattention.

8111LyndaleAvenueSouth

Bloomington,MN55420

Contactusatwww.Toro.com.

PrintedintheUSA

AllRightsReserved

Contents

Introduction.................................................................2

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

GeneralOperation...............................................3

SlopeOperation...................................................4

Children...............................................................4

Service.................................................................4

SafetyandInstructionalDecals.............................5

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

1InstallingtheHandle..........................................6

2FillingtheEnginewithOil.................................8

3InstalltheMulchPlugorGrassBag....................9

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

Controls.............................................................10

Operation...................................................................11

CheckingtheEngineOilLevel............................11

FillingtheFuelTankwithGasoline.....................11

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

StoppingtheEngine...........................................13

OperatingtheSelf-propelDrive..........................13

AdjustingtheCuttingHeight..............................14

MulchingtheClippings.......................................14

BaggingtheClippings.........................................14

Side-dischargingtheClippings............................16

OperatingTips...................................................17

Maintenance...............................................................18

RecommendedMaintenanceSchedule(s)................18

PremaintenanceProcedures....................................18

PreparingforMaintenance.................................18

EngineMaintenance...............................................19

ServicingtheAirCleaner....................................19

ChangingtheEngineOil....................................19

ServicingtheSparkPlug.....................................20

DriveSystemMaintenance.....................................21

AdjustingtheSelf-propelDrive...........................21

BladeMaintenance.................................................21

MaintainingtheCuttingBlade.............................21

Cleaning.................................................................22

CleaningtheMowerHousing..............................22

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

PreparingtheFuelSystem...................................23

PreparingtheEngine..........................................23

GeneralInformation..........................................23

RemovingtheLawnMowerfromStorage............23

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

Safety

ThislawnmowermeetsorexceedstheCPSCblade

safetyrequirementsforwalk-behindrotarylawnmowers

andtheB71.1specicationsoftheAmericanNational

StandardsInstituteineffectatthetimeofproduction.

Readandunderstandthecontentsofthismanual

beforeyoustarttheengine.

Thesafetyalertsymbol(Figure2)isusedtoalertyou

topotentialpersonalinjuryhazards.Obeyallsafety

messagesthatfollowthissymboltoavoidpossibleinjury

ordeath.Improperlyusingormaintainingthismower

couldresultininjuryordeath.Toreducethispotential,

complywiththefollowingsafetyinstructions.

Thefollowinginstructionshavebeenadaptedfromthe

ANSI/OPEIstandardB71.1-2003.

Thiscuttingmachineiscapableofamputating

handsandfeetandofthrowingobjects.Failure

toobservethefollowingsafetyinstructionscould

resultinseriousinjuryordeath.

GeneralOperation

•Read,understand,andfollowallinstructionsonthe

machineandinthemanual(s)beforestarting.

•Donotputhandsorfeetnearorunderthemachine.

Keepclearofthedischargeopeningatalltimes.

•Onlyallowresponsibleadults,whoarefamiliarwith

theinstructions,tooperatethismachine.

•Cleartheareaofobjectssuchasrocks,wire,toys,

etc.,whichcouldbethrownbytheblade.Stay

behindthehandlewhentheengineisrunning.

•Besuretheareaisclearofbystandersbefore

operating.Stopmachineifanyoneentersthearea.

•Donotoperatemachinebarefootedorwhilewearing

sandals.Alwayswearsubstantialfootwear.

•Donotpullmachinebackwardunlessabsolutely

necessary.Alwayslookdownandbehindbeforeand

whilemovingbackward.

•Neverdirectdischargedmaterialtowardanyone.

Avoiddischargingmaterialagainstawallor

obstruction.Materialmayricochetbacktoward

theoperator.Stopthebladewhencrossinggravel

surfaces.

•Donotoperatemachinewithouttheentiregrass

catcher,dischargeguard,rearguard,orothersafety

protectivedevicesinplaceandworking.

•Neverleavearunningmachineunattended.

•Stoptheengineandwaituntilthebladecomes

toacompletestopbeforecleaningthemachine,

removinggrasscatcher,oruncloggingthedischarge

guard.

•Operatemachineonlyindaylightorgoodarticial

light.

•Donotoperatemachinewhileundertheinuence

ofalcoholordrugs.

•Neveroperatemowerinwetgrass.Alwaysbesure

ofyourfooting;walk;neverrun.

•Disengagethedrivesystem,ifsoequipped,before

startingtheengine.

•Ifthemachineshouldstarttovibrateabnormally,

stoptheengineandcheckforthecauseimmediately.

Vibrationisgenerallyawarningoftrouble.

•Alwaysweareyeprotectionwhenoperatingmachine.

•Seemanufacturer’sinstructionsforproperoperation

andinstallationofaccessories.Onlyuseaccessories

approvedbythemanufacturer.

SlopeOperation

Slopesareamajorfactorrelatedtoslipandfallaccidents,

whichcanresultinsevereinjury.Operationonallslopes

requireextracaution.Ifyoufeeluneasyonaslope,do

notmowit.

•Mowacrossthefaceofslopes;neverupanddown.

Exerciseextremecautionwhenchangingdirection

onslopes.

•Watchforholes,ruts,bumps,rocks,orotherhidden

objects.Uneventerraincouldcauseaslipandfall

accident.Tallgrasscanhideobstacles.

•Donotmowonwetgrassorexcessivelysteepslopes.

Poorfootingcouldcauseaslipandfallaccident.

•Donotmowneardrop-offs,ditches,or

embankments.Youcouldloseyourfootingor

balance.

Children

Tragicaccidentscanoccuriftheoperatorisnotalertto

thepresenceofchildren.Childrenareoftenattractedto

themachineandthemowingactivity.Neverassume

thatchildrenwillremainwhereyoulastsawthem.

•Keepchildrenoutofthemowingareaandunder

thewatchfulcareofaresponsibleadultotherthan

theoperator.

•Bealertandturnmoweroffifachildentersthearea.

•Neverallowchildrentooperatethemachine.

•Useextracarewhenapproachingblindcorners,

shrubs,trees,orotherobjectsthatmayblockyour

viewofachild.

Service

SafeHandlingofGasoline

Toavoidpersonalinjuryorpropertydamage,use

extremecareinhandlinggasoline.Gasolineis

extremelyammableandthevaporsareexplosive.

•Extinguishallcigarettes,cigars,pipes,andother

sourcesofignition.

•Useonlyanapprovedgasolinecontainer.

•Neverremovegascaporaddfuelwiththeengine

running.Allowenginetocoolbeforerefueling.

•Neverrefuelthemachineindoors.

•Neverstorethemachineorfuelcontainerwhere

thereisanopename,spark,orpilotlightsuchas

onawaterheateroronotherappliances.

•Neverllcontainersinsideavehicleoronatruck

ortrailerbedwithaplasticliner.Alwaysplace

containersonthegroundawayfromyourvehicle

beforelling.

•Removegas-poweredequipmentfromthetruck

ortrailerandrefuelitontheground.Ifthisisnot

possible,thenrefuelsuchequipmentwithaportable

container,ratherthanfromagasolinedispenser

nozzle.

•Keepthenozzleincontactwiththerimofthefuel

tankorcontaineropeningatalltimesuntilfuelingis

complete.Donotuseanozzlelock-opendevice.

•Iffuelisspilledonclothing,changeclothing

immediately.

•Neveroverllfueltank.Replacegascapandtighten

securely.

Exhaustcontainscarbonmonoxide,an

odorless,deadlypoisonthatcankillyou.

Donotruntheengineindoorsorinanenclosed

area.

GeneralService

•Neveroperatemachineinaclosedarea.

•Keepallnutsandboltstighttobesuretheequipment

isinsafeworkingcondition.

•Nevertamperwithsafetydevices.Checktheir

properoperationregularly.

•Keepmachinefreeofgrass,leaves,orotherdebris

build-up.Cleanupoilorfuelspillageandremove

anyfuel-soakeddebris.Allowmachinetocool

beforestoring.

•Ifyoustrikeaforeignobject,stopandinspectthe

machine.Repair,ifnecessary,beforestarting.

•Nevermakeanyadjustmentsorrepairswiththe

enginerunning.Disconnectthesparkplugwire

andgroundagainstenginetopreventunintended

starting.

•Checkgrasscatchercomponentsandthedischarge

guardfrequentlyandreplacewithmanufacturer’s

recommendedparts,whennecessary.

•Mowerbladesaresharp.Wrapthebladeorwear

gloves,anduseextracautionwhenservicingthem.

•Donotchangetheenginegovernorsettingor

overspeedtheengine.

•Maintainorreplacesafetyandinstructionlabels,as

necessary.

SafetyandInstructionalDecals

Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaof

potentialdanger.Replaceanydecalthatisdamagedorlost.

Manufacturer’sMark

1.Indicatesthebladeisidentiedasapartfromtheoriginal

machinemanufacturer.

94-8072

110-9457

1.EngineswitchOff

3.Unlocked

2.EngineswitchOn

4.Locked

114-2820

1.Warning—readthe

Operator’sManual.

4.Cutting/dismemberment

hazardofhandorfoot,

mowerblade—stayaway

frommovingparts.

2.Thrownobject

hazard—keepbystanders

asafedistancefromthe

machine.

5.Cutting/dismemberment

hazardofhandorfoot,

mowerblade—remove

theignitionkeyandread

theinstructionsbefore

servicingorperforming

maintenance.

3.Thrownobjecthazard—do

notoperatethemower

withoutthereardischarge

plugorbaginplace;do

notoperatethemower

withoutthesidedischarge

coverordeectorinplace.

6.Cutting/dismemberment

hazardofhandorfoot,

mowerblade—donot

operateupanddown

slopes;operatesideto

sideonslopes;stopthe

enginebeforeleavingthe

operatingposition;and

lookbehindyouwhen

backingup.

Setup

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Bolt(1/2x1-1/2inches)

Curvedwasher

Spacer

Locknut(1/2inch)

Installthehandle.

SAE30WdetergentoilwithanAPI

serviceclassicationofSH,SJ,SL,or

higher(notsuppliedwiththemower).

20oz.

(0.55l)

Filltheenginewithoil.

Nopartsrequired

–

Installthemulchplugorgrassbag.

InstallingtheHandle

Partsneededforthisprocedure:

Bolt(1/2x1-1/2inches)

Curvedwasher

Spacer

Locknut(1/2inch)

Procedure

1.Removethetwoscrewsthatholdthebackcoverin

placeandremovethebackcover(Figure3).

Figure3

2.Attachthehandletothemowerhousing(Figure4)

usingthe4bolts,4locknuts,2spacers,and2curved

washersintheloosepartsbag.

Figure4

1.Bolt(1/2x1-1/2inches)

(4)

3.Spacer(2)

2.Curvedwasher(2)4.Locknut(1/2inch)(4)

Note:Youcansetthehandleheightinoneoftwo

positions(Figure5).Setthehandletoaheightthatis

comfortableforyou.

Figure5

1.Higherhandleposition2.Lowerhandleposition

Note:Torqueallboltsto120in-lb(13.6N·m).

3.Routethebladebrakecablearoundtheoutsideof

thehandleandattachthecableend(Figure6).

Figure6

1.Bladebrakecable

3.AttachcableZ-ttingend

here

2.Insertcablejacketend

here

4.Throttlecable

4.Routetheself-propeldrivecablearoundtheoutside

ofthehandle,threadthecablethroughtheopening

onthelefthandsideofthehousing,andattachthe

cableend(Figure7).

Figure7

1.Self-propeldrivecable

3.Attachcableendhere

2.Insertcablejacketend

here

5.Ensurethattheself-propeldriveisproperlyadjusted.

RefertoAdjustingtheSelf-propelDriveinthe

Maintenancesection.

6.Routethethrottlecablearoundtheoutsideofthe

handle,insertthecablejacketinthecableclamp,

andattachthecableendtothethrottleleveronthe

engine(Figure6andFigure8).

Figure8

1.Attachcableendhere3.Throttlecable

2.Cableclamp

7.Adjustthethrottlecablebydoingthefollowing:

A.SetthethrottlecontroltotheFastposition

(Figure9).

Figure9

B.Removetheaircleanercovertoseethethrottle

ontheenginemoreeasily(Figure10).

Figure10

C.Movethethrottleleverontheengineuntil

thethrottleleverjusttouchesthechokelever

(Figure11).

Figure11

1.Setscrew

3.Throttlelever

2.Chokelever

D.Tightenthesetscrew(Figure11).

E.Installtheaircleanercover.

8.Installthebackcoverwiththetwoscrewsyou

removedinstep1.

FillingtheEnginewithOil

Partsneededforthisprocedure:

20oz.

(0.55l)

SAE30WdetergentoilwithanAPIservice

classicationofSH,SJ,SL,orhigher(notsupplied

withthemower).

Procedure

Important:Yourmower

does not

comewithoil

intheengine.

1.Removethedipstick(Figure12).

Figure12

2.Slowlypouroilintotheoillltube,periodically

checkingthelevelwiththedipstick,untilthedipstick

indicatesthattheengineisfullasillustratedin

Figure12.Donotoverll.(Max.ll:20oz.(0.55l),

type:SAE30WdetergentoilwithanAPIservice

classicationofSH,SJ,SL,orhigher.)

Note:Ifyouoverlltheengine,poursomeoilout

ofitasdirectedinChangingtheEngineOil.

3.Installthedipsticksecurely.

Important:

Change the engine oil after the r st

5 operating hour s

;changeityearlythereafter.

RefertoChangingtheEngineOil.

InstalltheMulchPlugorGrass

Bag

NoPartsRequired

Procedure

Youmustcorrectlyinstallthemulchplug(formulching

orside-discharging)orgrassbag(forbagging)orthe

enginewillnotstart.

Themowerhasasafetyswitch,locatedatthebottom

ofachannelonthetop,rightrearofthemower,that

preventsthemowerfromoperatingwithoutamulch

plugorgrassbag.Thispreventsthemowerfrom

throwingdebrisattheoperatorthroughtherearchute.

Fortheswitchtodetectthepresenceofthemulchplug,

thetopofthemulchpluglevermustliefullyinthe

bottomofthechannel(Figure13).

Figure13

1.Topofmulchplugleverinswitchchannel

1.Insertthemulchplugintothemower,ifitisn’t

alreadyinstalled(Figure14).

Figure14

2.Squeezethebuttonontheleverwithyourthumb

andfullyinsertthemulchplugintotheopening

(Figure14).

3.Releasethebuttonontheleverandensurethatthe

topoftheleverisliesfullyintheswitchchannel.If

thetopoftheleverisnotintheswitchchannel,

yourmowerwillnotstart!

Note:Iftheleverdoesnotlatchproperly,

disconnectthewirefromthesparkplugandcheck

forandremoveanydebrisbuildupinthetunnel.

ProductOverview

Figure15

1.Handle

6.Oilll/dipstick

2.Bladecontrolbar

7.Airlter

3.Self-propeldrivebar8.Cuttingheightlever(4)

4.Fueltank

9.Sparkplug

5.Starterhandle

10.Throttlecontrollever

Figure16

1.Grassbag3.Mulchplug(installed)

2.Sidedischargechute

Controls

Figure17

1.Recoilstarthandle

3.Self-propeldrivebar

2.Bladecontrolbar4.Throttlecontrollever

Thethrottlesettingsareshownin(Figure18).

Figure18

1.Choke3.Slow

2.Fast

4.Stop

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

CheckingtheEngineOilLevel

ServiceInterval:Beforeeachuseordaily

1.Removethedipstick,wipeitclean,andinsertit

intotheoilllerneck,butdonotscrewitin

(Figure19).

Figure19

2.Removethedipstickandchecktheoillevel

(Figure19).

Ifthereisnooilonthedipstick,slowlypouroil

intotheoillltube,periodicallycheckingthelevel

withthedipstick,untilthedipstickindicatesthat

theengineisfullasillustratedinFigure19.Donot

overll.(Max.ll:20oz.(0.55l),type:SAE30W

detergentoilwithanAPIserviceclassicationof

SH,SJ,SL,orhigher.)

Note:Ifyouoverlltheengine,poursomeoilout

ofitasdirectedinChangingtheEngineOil.

3.Installthedipsticksecurely.

FillingtheFuelTankwith

Gasoline

Gasolineisextremelyammableandexplosive.

Areorexplosionfromgasolinecanburnyou

andothers.

•Topreventastaticchargefromignitingthe

gasoline,placethecontainerand/ormower

directlyonthegroundbeforelling,notina

vehicleoronanobject.

•Fillthetankoutdoorswhentheengineis

cold.Wipeupspills.

•Donothandlegasolinewhensmokingor

aroundanopenameorsparks.

•Storegasolineinanapprovedfuelcontainer,

outofthereachofchildren.

Fillthefueltankwithfreshunleadedregulargasoline

fromamajorname-brandservicestation(Figure20).

Important:Toreducestartingproblems,add

fuelstabilizertothefuelallseason,mixingitwith

gasolinelessthan30daysold.

Figure20

StartingtheEngine

Important:Themowerhasasafetyswitchthat

preventsyoufromstartingthemowerunless

yourstinstallthemulchplugorthegrassbag

securelyonthemower.

1.Installthemulchplug(Figure21)orthegrassbag

(Figure22)onthemower.

Figure21

1.Topofmulchplugleverinswitchchannel

Figure22

2.TurnthefuelvalvelevertotheOnposition

(Figure23).

Figure23

3.Movethechoke/throttlelevertotheChoke

position(Figure18).

4.Holdthebladecontrolbaragainstthehandleand

pulltherecoilstarteronceortwice(Figure24).

Note:Pulltherecoilstarthandlelightlyuntilyou

feelresistance,thenpullitbriskly.

Figure24

1.Recoilstarthandle

5.Movethechoke/throttlelevertotheFastposition

(Figure18).

6.Holdthebladecontrolbaragainstthehandleand

pulltherecoilstarter(Figure24).

7.Ifthemowerdoesnotstartin1or2pulls,repeat

steps3through6.

Note:Ifthemowerstilldoesnotstart,contactan

AuthorizedServiceDealer.

StoppingtheEngine

ServiceInterval:Beforeeachuseordaily

Tostoptheengine,releasethebladecontrolbar

(Figure25).

Important:Whenyoureleasethebladecontrol

bar,boththeengineandbladeshouldstopwithin

3seconds.Iftheydonotstopproperly,stop

usingyourmowerimmediatelyandcontactan

AuthorizedServiceDealer.

Figure25

1.Bladecontrolbar

OperatingtheSelf-propel

Drive

Model22271only

1.Tooperatetheself-propeldrive,squeezethe

self-propeldrivebaragainstthehandleandhold

it(Figure26).

Figure26

1.Self-propeldrivebar

Note:Themaximumself-propeldrivespeedis

xed.Toreducethespeed,increasethespace

betweentheself-propeldrivebarandthehandle.

2.Todisengagetheself-propeldrive,releasethe

self-propeldrivebar.

Note:Themowercomeswithfreewheeling

clutcheswhichmakeiteasiertopullthemower

rearward.Todisengagetheclutches,youmayneed

topushthemowerforwardoneinch(2.5cm)or

moreafteryoureleasetheself-propeldrivebar.

AdjustingtheCuttingHeight

Cuttingheightsarefrom1inch(25mm)to4-1/2

inches(114mm)in1/2-inch(13mm)increments.

Adjustingthecuttingheightmaybringyouinto

contactwiththemovingblade,causingserious

injury.

•Stoptheengineandwaitforallmovingparts

tostop.

•Donotputyourngersunderthehousing

whenadjustingthecuttingheight.

Adjustthecuttingheightasdesired(Figure27).Setall

fourwheelstothesameheight.

Note:Toraisethemower,moveall4cuttingheight

leversforward;tolowerthemower,movethem

rearward.

Figure27

1.Highestheight-of-cut

position(leversforward)

2.Lowestheight-of-cut

position(leversrearward)

MulchingtheClippings

Yourmowercomesfromthefactoryreadytomulch

thegrassandleafclippingsbackintothelawn.

Ifthegrassbagisonthemower,removeit(refer

toRemovingtheGrassBag)beforemulchingthe

clippings.Ifthesidedischargechuteisonthemower,

removeitandlockthesidedischargedoor(referto

RemovingtheSideDischargeChute)beforemulching

theclippings.

Important:Themowerhasasafetyswitchthat

preventsyoufromstartingthemowerunlessyou

rstinstallthemulchplugsecurelyonthemower

(Figure28).

InstallthemulchplugasillustratedinFigure28.

Figure28

1.Topofmulchplugleverinswitchchannel

BaggingtheClippings

Usethegrassbagwhenyouwanttocollectgrassand

leafclippingsfromthelawn.

Ifthesidedischargechuteisonthemower,removeit

andlockthesidedischargedoor(refertoRemovingthe

SideDischargeChute)beforebaggingtheclippings.

Aworngrassbagcouldallowsmallstones

andothersimilardebristobethrowninthe

operator’sorbystander’sdirectionandresultin

seriouspersonalinjuryordeathtotheoperator

orbystanders.

Checkthegrassbagfrequently.Ifitis

damaged,installanewTororeplacementbag.

Thebladeissharp;contactingthebladecan

resultinseriouspersonalinjury.

Stoptheengineandwaitforallmovingpartsto

stopbeforeleavingtheoperatingposition.

InstallingtheGrassBag

1.Removethemulchplug(Figure29).

Figure29

2.Insertthegrassbaghandleintothegroovesatthe

topofthemower.

Important:Themowerhasasafetyswitchthat

preventsyoufromstartingthemowerunless

yourstinstallthegrassbagsecurelyonthe

mower.

RemovingtheGrassBag

1.Liftthegrassbaghandleoutfromthegroovesat

thetopofthemowerandremovethebagfromthe

mower(Figure30).

Figure30

2.Insertthemulchplug(Figure31).

Figure31

Side-dischargingthe

Clippings

Usethesidedischargeforcuttingverytallgrass.

Ifthebagisonthemower,removeitandinsertthe

mulchplug(refertoRemovingtheGrassBag)before

side-dischargingtheclippings.

Important:Themowerhasasafetyswitchthat

preventsyoufromstartingthemowerunlessyou

rstinstallthemulchplugsecurelyonthemower

(refertoMulchingtheClippings).

InstallingtheSideDischargeChute

1.Unlockthesidedischargedoor(Figure32).

Figure32

2.Liftopenthesidedischargedoor(Figure33).

Figure33

3.Installthesidedischargechuteandclosethedoor

ontothechute(Figure34).

Figure34

RemovingtheSideDischargeChute

Toremovethesidedischargechute,reversethesteps

above.

Important:Lockthesidedischargedoorafteryou

closeit(Figure35).

Figure35

OperatingTips

GeneralTips

•Maintainasharpbladethroughoutthecutting

season.Periodicallyledownnicksontheblade.

•Replacethebladewhennecessarywithanoriginal

Tororeplacementblade.

•Mowonlydrygrassorleaves.Wetgrassandleaves

tendtoclumpontheyardandcancausethemower

toplugortheenginetostall.

Wetgrassorleavescancauseseriousinjuryif

youslipandcontacttheblade.

Mowonlyindryconditions.

•Cleanunderthemowerhousingaftereachmowing.

SeeCleaningundertheMowerHousing.

•Keeptheengineingoodrunningcondition.

•Settheenginespeedtothefastestpositionforthe

bestcuttingresults.

Operatingamowerwithitsenginerunningat

aspeedgreaterthanthefactorysettingcan

causethemowertothrowapartofthebladeor

engineintotheoperator’sorbystander’sarea

andresultinseriouspersonalinjuryordeath.

–Donotchangetheenginespeedsetting.

–Ifyoususpecttheenginespeedisfaster

thannormal,contactanAuthorizedService

Dealer.

•Cleantheairlterfrequently.Mulchingstirsup

moreclippingsanddustwhichclogstheairlter

andreducesengineperformance.

CuttingGrass

•Grassgrowsatdifferentratesatdifferenttimesof

theyear.Inthesummerheat,itisbesttocutgrass

atthe2-inch(51mm),2-1/2inch(64mm),or

3-inch(76mm)cuttingheightsettings.Cutonly

aboutathirdofthegrassbladeatatime.Donot

cutbelowthe2-1/2inch(64mm)settingunlessthe

grassissparseoritislatefallwhengrassgrowth

beginstoslowdown.

•Whencuttinggrassover6inches(15cm)tall,rst

mowatthehighestcuttingheightsettingandwalk

slower;thenmowagainatalowersettingforthe

bestlawnappearance.Ifthegrassistoolongand

theleavesclumpontopofthelawn,themowermay

plugandcausetheenginetostall.

•Alternatethemowingdirection.Thishelpsdisperse

theclippingsoverthelawnforevenfertilization.

Ifthenishedlawnappearanceisunsatisfactory,try

oneormoreofthefollowing:

•Sharpentheblade.

•Walkataslowerpacewhilemowing.

•Raisethecuttingheightonyourmower.

•Cutthegrassmorefrequently.

•Overlapcuttingswathsinsteadofcuttingafull

swathwitheachpass.

•Setthecuttingheightonthefrontwheelsonenotch

lowerthantherearwheels.

CuttingLeaves

•Aftercuttingthelawn,ensurethathalfofthelawn

showsthroughthecutleafcover.Youmayneedto

makemorethanonepassovertheleaves.

•Forlightleafcoverage,setallthewheelsatthesame

cuttingheightsetting.

•Iftherearemorethan5inches(12.7cm)ofleaves

onthelawn,setthefrontcuttingheight1or2

notcheshigherthantherearcuttingheight.This

makesiteasiertofeedtheleavesunderthemower

housing.

•Slowdownyourmowingspeedifthemowerdoes

notcuttheleavesnelyenough.

•Ifyoumowoveroakleaves,youcanaddlimeto

thegrassinthespringtoreducetheacidityofthe

oakleaves.

Maintenance

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

MaintenanceProcedure

Aftertherst5hours

•Changetheengineoil.

Beforeeachuseordaily

•Checktheengineoillevel.

•Ensurethattheenginestopswithin3secondsafterreleasingthebladecontrolbar.

•Checktheaircleanerfordirtand/ordamageandcleanorreplaceitifnecessary.

•Cleangrassclippingsanddirtfromunderthemower.

Every100hours

•Checkthesparkplug.

Every200hours

•Replacethesparkplug.

Beforestorage

•Emptythefueltankbeforerepairsasdirectedandbeforeannualstorage.

Yearly

•Cleantheairlter(morefrequentlyindustyoperatingconditions).

•Changetheengineoil.

•Replacethebladeorhaveitsharpened(morefrequentlyiftheedgedullsquickly).

Premaintenance

Procedures

PreparingforMaintenance

1.Stoptheengineandwaitforallmovingpartstostop.

2.Disconnectthesparkplugwirefromthesparkplug

(Figure36)beforeperforminganymaintenance

procedure.

Figure36

3.Afterperformingthemaintenanceprocedure(s),

connectthesparkplugwiretothesparkplug.

Important:Beforetippingthemowertochange

theoilorreplacetheblade,allowthefueltank

torundrythroughnormalusage.Ifyoumust

tipthemowerpriortorunningoutoffuel,usea

handfuelpumptoremovethefuel.Alwaystip

themowerontoitssidewiththeairlterup.

Tippingthemowermaycausethefueltoleak.

Gasolineisammable,explosiveandcancause

personalinjury.

Runtheenginedryorremovethegasolinewith

ahandpump;neversiphon.

EngineMaintenance

ServicingtheAirCleaner

ServiceInterval:Beforeeachuseordaily

Yearly

1.Pressdownonthelatchtabsontopoftheaircleaner

cover(Figure37).

Figure37

1.Latchtabs

2.Openthecover(Figure38).

Figure38

3.Removetheairlter(Figure39).

Figure39

1.Aircleanercover

2.Airlter

4.Iftheairlterisdamagedoriswetwithoilorfuel,

replaceit.

5.Iftheairlterisdirty,tapitonahardsurfaceseveral

timesorblowcompressedairlessthan30psi(207

kPa)throughthesideofthelterthatfacesthe

engine.

Note:Donotbrushthedirtoffthelter;brushing

forcesdirtintothebers.

6.Removedirtfromtheaircleanerbodyandcover

usingamoistrag.Donotwipedirtintotheair

duct.

7.Installthelterintotheaircleaner.

8.Closethecover.

ChangingtheEngineOil

ServiceInterval:Aftertherst5hours

Yearly

Runtheengineafewminutesbeforechangingtheoil

towarmit.Warmoilowsbetterandcarriesmore

contaminants.

1.Performthepre-maintenanceprocedures;referto

PreparingforMaintenance.

2.Removethedipstick(Figure40).

Figure40

3.Tipthemowerontoitsside,withtheairlterup,

todraintheusedoiloutthroughtheoillltube

(Figure41).

Figure41

4.Slowlypouroilintotheoillltube,periodically

checkingthelevelwiththedipstick,untilthedipstick

indicatesthattheengineisfullasillustratedin

Figure40.Donotoverll.(Max.ll:20oz.(0.55

l),type:SAE30WdetergentoilwithanAPIservice

classicationofSH,SJ,SL,orhigher.)

Note:Ifyouoverlltheengine,poursomeoilout

ofit.

5.Installthedipsticksecurely.

6.Disposeoftheusedoilproperlyatalocalrecycling

center.

ServicingtheSparkPlug

ServiceInterval:Every100hours

Every200hours

UseanNGKBPR6ESsparkplugorequivalent.

1.Stoptheengineandwaitforallmovingpartstostop.

2.Disconnectthewirefromthesparkplug(Figure36).

3.Cleanaroundthesparkplug.

4.Removethesparkplugfromthecylinderhead.

Important:Replaceacracked,fouled,or

dirtysparkplug.Donotcleantheelectrodes

becausegritenteringthecylindercandamage

theengine.

5.Setthegapontheplugto0.030in.(0.76mm)

(Figure42).

Figure42

1.Centerelectrodeinsulator

2.Sideelectrode

3.Airgap(nottoscale)

6.Installthesparkplugandthegasketsealbyhand.

7.Tightentheplug1/2turnafterthesparkplugseats

tocompressthewasher.

Note:Wheninstallingtheoriginalsparkplugagain,

tighten1/8to1/4turnafterthesparkplugseats

tocompressthewasher.

Note:Under-tighteningthesparkplugcancause

theplugtobecomeveryhotandcandamagethe

engine.Overtighteningthesparkplugcandamage

thethreadsintheenginecylinderhead.

8.Connectthewiretothesparkplug.

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Toro Commercial 21in Lawn Mower User manual

Brand: Toro

Model: Commercial 21in Lawn Mower

Category: Lawnmowers

Type: User manual

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Toro Commercial 21in Lawn Mower User manual

Toro Commercial 21in Lawn Mower User manual

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