Toro 29639 Operator's Manual

FormNo.3376-660-ASMRevA

50cmMulching/RearBaggingLawnMower

ModelNo.29639—SerialNo.313000001andUp

Operator'sManual

Introduction

Thisrotary-blade,walk-behindlawnmowerisintended
tobeusedbyresidentialhomeownersorprofessional,
hiredoperators.Itisdesignedprimarilyforcuttinggrass
onwell-maintainedlawnsonresidentialorcommercial
properties.Itisnotdesignedforcuttingbrushorfor
agriculturaluses.

Readthisinformationcarefullytolearnhowtooperateand
maintainthismachineproperlyandtoavoidbothinjuryand
damagetothemachine.Youareresponsibleforoperatingthe
machineproperlyandsafely.

YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.

Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourmachineready.Figure1identiesthelocationofthe
modelandserialnumbersonthemachine.Writethenumbers
inthespaceprovided.

Figure2

1.Safetyalertsymbol

Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.

ThisproductcomplieswithallrelevantEuropeandirectives.
Fordetails,seetheseparateproductspecicDeclarationof
Conformity(DOC)sheet.

Formodelswithstatedenginehorsepower,thegross
horsepoweroftheenginewaslaboratoryratedbytheengine
manufacturerinaccordancewithSAEJ1940.Ascongured
tomeetsafety,emission,andoperatingrequirements,the
actualenginehorsepoweronthisclassoflawnmowerwill
besignicantlylower.

Donottamperwiththeenginecontrolsoralterthegovernor
speed;doingsomaycreateanunsafeconditionresultingin
personalinjury.

Figure1

1.Modelandserialnumberplate

ModelNo.

SerialNo.

Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.

Contents

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

GeneralLawnMowerSafety.....................................2

SoundPressure.......................................................3

SoundPower..........................................................3

Vibration,Hand/arm...............................................3

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

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

1InstallingtheHandle.............................................5

2InstallingtheRecoil-starterRopeintheRope

Guide.................................................................5

3FillingtheEnginewithOil......................................5

ProductOverview..........................................................6

Specications.........................................................6

Operation.....................................................................7

FillingtheFuelTank................................................7

CheckingtheEngineOilLevel..................................7

AdjustingtheCuttingHeight....................................8

StartingtheEngine..................................................8

UsingtheSelf-propelDrive.......................................9

StoppingtheEngine................................................9

RecyclingtheClippings............................................9

BaggingtheClippings..............................................9

©2012—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3376-660-ASM*A

DischargingtheClippings........................................10

OperatingTips......................................................10

Maintenance.................................................................12

RecommendedMaintenanceSchedule(s)......................12

PreparingforMaintenance.......................................12

ReplacingtheAirCleaner........................................12

ChangingtheEngineOil.........................................13

ServicingtheSparkPlug..........................................14

ReplacingtheBlade................................................14

AdjustingtheSelf-propelDriveCable........................15

CleaningundertheMachineHousing........................15

Storage........................................................................16

PreparingtheMachineforStorage............................16

FoldingtheHandle.................................................16

RemovingtheMachinefromStorage.........................16

Gasoline

WARNING

Gasolineishighlyammable.Takethefollowing
precautions.

•Storefuelincontainersspecicallydesignedfor
thispurpose.

•Refueloutdoorsonlyanddonotsmokewhile
refueling.

•Addfuelbeforestartingtheengine.Never
removethecapofthefueltankoraddgasoline
whiletheengineisrunningorwhentheengine
ishot.

Safety

Improperlyusingormaintainingthismowercanresult
ininjury.T oreducethepotentialforinjury,complywith
thesesafetyinstructions.

Torodesignedandtestedthismowerforreasonablysafe
service;however,failuretocomplywiththefollowing
instructionsmayresultinpersonalinjury.

Toensuremaximumsafetyandbestperformance,
andtogainknowledgeoftheproduct,itisessential
thatyouandanyotheroperatorofthemowerread
andunderstandthecontentsofthismanualbeforethe
engineiseverstarted.Payparticularattentiontothe
safetyalertsymbol(Figure2)whichmeansCaution,
Warning,orDanger—“personalsafetyinstruction.”
Readandunderstandtheinstructionbecauseithasto
dowithsafety.Failuretocomplywiththeinstruction
mayresultinpersonalinjury.

GeneralLawnMowerSafety

ThefollowinginstructionshavebeenadaptedfromEN836.

Thiscuttingmachineiscapableofamputatinghandsandfeet
andthrowingobjects.Failuretoobservethefollowingsafety
instructionscouldresultinseriousinjuryordeath.

Training

•Readtheinstructionscarefully.Befamiliarwiththe

controlsandtheproperuseoftheequipment.

•Neverallowchildrenorpeopleunfamiliarwiththese

instructionstousethemower.Localregulationscan
restricttheageoftheoperator.

•Keepinmindthattheoperatororuserisresponsiblefor

accidentsorhazardsoccurringtootherpeopleortheir
property.

•Ifgasolineisspilled,donotattempttostartthe
enginebutmovethemachineawayfromthe
areaofspillageandavoidcreatinganysourceof
ignitionuntilgasolinevaporshavedissipated.

•Replaceallfueltankandcontainercapssecurely.

Preparation

•Whilemowing,alwayswearsubstantialfootwearandlong

trousers.Donotoperatethemachinewhenbarefootor
wearingopensandals.

•Thoroughlyinspecttheareawherethemachineistobe

used,andremoveallstones,sticks,wires,bones,and
otherforeignobjects.

•Beforeusing,alwaysvisuallyinspecttoseethatguardsand

safetydevices,suchasdeectorsand/orgrasscatchers,
areinplaceandworkingcorrectly.

•Beforeusing,alwaysvisuallyinspecttoseethatthe

blades,bladebolts,andcutterassemblyarenotwornor
damaged.Replacewornordamagedbladesandboltsin
setstopreservebalance.

Starting

Starttheenginecarefully,accordingtoinstructionsandwith
feetwellawayfromtheblade(s)andnotinfrontofthe
dischargechute.

Operation

•Nevermowwhilepeople,especiallychildren,orpetsare

nearby.

•Mowonlyindaylightoringoodarticiallight.

•Stayalertforholesintheterrainandotherhiddenhazards.

•Donotputhandsorfeetnearorunderrotatingparts.

Keepclearofthedischargeopeningatalltimes.

•Understandexplanationsforallpictogramsusedonthe

mowerorintheinstructions.

•Neverpickuporcarrythemachinewhiletheengineis

running.

2

•Useextremecautionwhenreversingorpullingthemower

towardsyou.

•Walk;neverrun.

•Slopes:

–Donotmowonexcessivelysteepslopes.

–Exerciseextremecautionwhenonslopes.

–Mowacrossthefaceofslopes,neverupanddown,

andexerciseextremecautionwhenchangingdirection
onslopes.

–Alwaysbesureofyourfootingonslopes.

•Reducespeedonslopesandinsharpturnstoprevent

overturningorlossofcontrol.

•Stopthebladeifthemachinehastobetiltedfor

transportationwhencrossingsurfacesotherthangrass
andwhentransportingthemachine.

•Donotoperatetheengineinaconnedspacewhere

dangerouscarbonmonoxidefumescancollect.

•Stoptheengine

•Checkgrasscatchercomponentsandthedischargeguard

frequentlyandreplacewithmanufacturer'srecommended
parts,whennecessary.

•Replacewornordamagedpartsforsafety.

•Replacefaultysilencers.

•Ifthefueltankhastobedrained,dothisoutdoors.

•Donotchangetheenginegovernorsettingsoroverspeed

theengine.Operatinganengineatexcessivespeedcan
increasethehazardofpersonalinjury.

•Onmultibladedmachines,usecaution,asrotatingone

blademaycauseotherstorotate.

•Becarefulduringadjustmentofthemowertoprevent

entrapmentofthengersbetweenmovingbladesand
xedpartsofthemower.

•Toensurethebestperformanceandsafety,

purchaseonlygenuineTororeplacementpartsand
accessories.Donotuse
theymaycauseasafetyhazard.

willt

partsandaccessories;

–wheneveryouleavethemachine.

–beforerefueling.

–beforeremovingthegrasscatcher.

–beforemakingheightadjustmentunlessadjustment

canbemadefromtheoperator'sposition.

•Stoptheengineanddisconnectthespark-plugwire

–beforeclearingblockagesoruncloggingthechute.

–beforechecking,cleaning,orservicingthemachine.

–afterstrikingaforeignobject;inspectthemachine

fordamageandmakerepairsbeforerestartingand
operatingthemachine.

–ifthemachinestartstovibrateabnormally(check

immediately).

•Lightningcancausesevereinjuryordeath.Ifyousee

lightningorhearthunderinthearea,donotoperatethe
machine;seekshelter.

•Watchoutfortrafcwhencrossingornearroadways.

MaintenanceandStorage

SoundPressure

Thisunithasasoundpressurelevelattheoperator’searof
90dBA,whichincludesanUncertaintyValue(K)of1dBA.
Thesoundpressurelevelwasdeterminedaccordingtothe
proceduresoutlinedinEN836.

SoundPower

Thisunithasaguaranteedsoundpowerlevelof98dBA,
whichincludesanUncertaintyValue(K)of1dBA.Thesound
powerlevelwasdeterminedaccordingtotheprocedures
outlinedinISO11094.

Vibration,Hand/arm

Thisunitdoesnotexceedhand/armvibrationlevelsof3.6

2

m/s

fortherighthandand3.6m/s
eachincludinganUncertaintyValue(K)of1.8m/s
measuredvaluesweredeterminedaccordingtotheprocedures
outlinedinEN836.

2

forthelefthand,

2

.The

•Keepallnuts,bolts,andscrewstighttobesurethe

machineisinsafeworkingcondition.

•Donotusepressurecleaningequipmentonthemachine.

•Neverstorethemachinewithgasolineinthetankand

insideabuildingwherefumescanreachanopename
orspark.

•Allowtheenginetocoolbeforestoringinanyenclosure.

•Toreducetheriskofre,keeptheengine,silencer,

batterycompartment,andgasolinestorageareafreeof
grass,leaves,orexcessivegrease.

3

SafetyandInstructionalDecals

Important:Safetyandinstructiondecalsarelocatednearareasofpotentialdanger.Replacedamageddecals.

Manufacturer'sMark

1.Indicatesthebladeisidentiedasapartfromtheoriginal
machinemanufacturer.

117-4143

1.Warning—readtheOperator'sManual.

2.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.

3.Cutting/dismembermenthazardofhandorfoot,mower

112-8760

1.Thrownobjecthazard—keepbystandersasafedistance
fromthemachine.

2.Cutting/dismembermentofhandorfoot—stayawayfrom
movingparts.

blade—disconnectthespark-plugwireandreadthe
instructionsbeforeservicingorperformingmaintenance.

4.Cutting/dismembermenthazardofhandorfoot,mower
blade—stayawayfrommovingpartsandkeepallguards
andshieldsinplace.

5.Cutting/dismembermenthazardofhandorfoot,mower
blade—donotmowupanddownslopes,onlymowacross;
stopthemowerandengine,pickupdebrisbeforeoperating;
lookbehindanddownwhenreversing.

1.Optimumoillevel

4

117-9368

Setup

2

1

InstallingtheHandle

NoPartsRequired

Procedure

WARNING

Foldingorunfoldingthehandleimproperlycan
damagethecables,causinganunsafeoperating
condition.

•Donotdamagethecableswhenfoldingor
unfoldingthehandle.

•Ifacableisdamaged,contactanAuthorized
ServiceDealer.

1.Loosenthehandleknobs(Figure3).

Important:Routethecablestotheoutsideofthe
handleasyouinstallthehandle.

InstallingtheRecoil-starter RopeintheRopeGuide

NoPartsRequired

Procedure

Important:Youmustinstalltherecoil-starterropein

theropeguide.

Holdtheblade-controlbartotheupperhandleandpullthe
recoil-starterropethroughtheropeguideonthehandle
(Figure5).

Figure5

Figure3

1.Handleknob(2)

2.Movethehandletotheoperatingposition(Figure4).

Figure4

3.Tightenthehandleknobsrmlybyhand(Figure3).

1.Recoil-starterrope2.Ropeguide

3

FillingtheEnginewithOil

NoPartsRequired

Procedure

Important:Thismachinedoesnotcomewithoilinthe

engine.Beforestartingtheengine,lltheenginewith
oil.

1.Movethemachinetoalevelsurface.

2.Removethedipstick(Figure6)andpourabout3/4of
thecrankcasecapacityofoilintotheoil-lltube.

Note:Max.ll:0.59L(20oz),type:SAE30orSAE
10W-30detergentoilwithanAPIserviceclassication
ofSF,SG,SH,SJ,SL,orhigher.

5

Figure6

3.Wipeoffthedipstickendwithacleancloth.

4.Insertthedipstickintotheoil-lltube,butdonot

screwitin.

5.Removethedipstickandreadtheoillevelonthe
dipstick(Figure7).

•Iftheoillevelistoolow,slowlypourasmall

amountofoilintotheoil-lltube,wait3minutes,
andthenrepeatsteps3through5untiltheoillevel
iscorrect.

•Iftheoillevelistoohigh,draintheexcessoiluntil

theoilleveliscorrect.Todraintheexcessoil,refer
toChangingtheEngineOil(page13).

Important:Iftheoillevelinthecrankcaseis
toolowortoohighandyouruntheengine,
youmaydamagetheengine.

ProductOverview

Figure8

1.Sparkplug6.Grassbag

2.Oilll/dipstick(notshown)

3.Recoil-starthandle

4.Blade-controlbar

5.Self-propeldrivebar

7.Fuel-tankcap

8.Cutting-heightlevers(4)

9.Airlter

Figure7

1.Oillevelistoolow3.Oilleveliscorrect

2.Oillevelistoohigh

6.Installthedipstickintotheoil-lltubesecurely.

Important:

operatinghours

Changetheengineoilaftertherst5

;changeityearlythereafter;refer

toChangingtheEngineOil(page13).

Figure9

1.Rear-dischargedeector(optionalattachment;Toropart

89964)

Specications

ModelWeightLengthWidthHeight

2963934kg

(75lb)

144cm

(57inches)

54cm

(21inches)

145cm

(39inches)

6

Operation

G020479

1

FillingtheFuelTank

DANGER

Gasolineisextremelyammableandexplosive.A
reorexplosionfromgasolinecanburnyouand
others.

•Topreventastaticchargefromignitingthe
gasoline,placethecontainerand/ormachine
directlyonthegroundbeforelling,notina
vehicleoronanobject.

•Fillthetankoutdoorswhentheengineiscold.
Wipeupspills.

•Donothandlegasolinewhensmokingoraround
anopenameorsparks.

•Storegasolineinanapprovedfuelcontainer,out
ofthereachofchildren.

•Forbestresults,useonlyclean,fresh,unleadedgasoline

withanoctaneratingof87orhigher((R+M)/2rating
method).

•Oxygenatedfuelwithupto10%ethanolor15%MTBE

byvolumeisacceptable.

•Donotuseethanolblendsofgasoline,suchasE15

orE85,withmorethan10%ethanolbyvolume.
Performanceproblemsand/orenginedamagemayresult,
whichmaynotbecoveredunderwarranty.

•Donotusegasolinecontainingmethanol.

•Donotstorefueleitherinthefueltankorinfuel

containersoverthewinterunlessfuelstabilizerhasbeen
addedtothefuel.

•Donotaddoiltogasoline.

Figure10

1.6mm(1/4inch)

2.Fillthefueltank,leavingatleast6mm(1/4inch)from
thebottomoftheneckemptytoallowthegasoline
roomtoexpand.

3.Installthefueltankcapandtightenitsecurelybyhand.

CheckingtheEngineOilLevel

ServiceInterval:Beforeeachuseordaily
Important:Thismachinedoesnotcomewithoilinthe

engine.Beforestartingtheengine,lltheenginewith
oil.

1.Movethemachinetoalevelsurface.

2.Removethedipstick(Figure11)andpourabout3/4of
thecrankcasecapacityofoilintotheoil-lltube.

Note:Max.ll:0.59L(20oz),type:SAE30orSAE
10W-30detergentoilwithanAPIserviceclassication
ofSF,SG,SH,SJ,SL,orhigher.

Important:Toreducestartingproblems,addafuel
stabilizertothefuelallseason,mixingitwithgasoline
lessthan30daysold.

1.Cleanaroundthefueltankcap,andremovethecap
fromthetank(Figure10).

Figure11

3.Wipeoffthedipstickendwithacleancloth.

4.Insertthedipstickintotheoil-lltube,butdonot

screwitin.

5.Removethedipstickandreadtheoillevelonthe
dipstick(Figure12).

7

•Iftheoillevelistoolow,slowlypourasmall

G020273

amountofoilintotheoil-lltube,wait3minutes,
andthenrepeatsteps3through5untiltheoillevel
iscorrect.

•Iftheoillevelistoohigh,draintheexcessoiluntil

theoilleveliscorrect.Todraintheexcessoil,refer
toChangingtheEngineOil(page13).

Important:Iftheoillevelinthecrankcaseis
toolowortoohighandyouruntheengine,
youmaydamagetheengine.

Figure12

1.Oillevelistoolow3.Oilleveliscorrect

2.Oillevelistoohigh

6.Installthedipstickintotheoil-lltubesecurely.

Figure13

1.Raisingthemachine2.Loweringthemachine

Important:

operatinghours

toChangingtheEngineOil(page13).

Changetheengineoilaftertherst5

;changeityearlythereafter;refer

AdjustingtheCuttingHeight

WARNING

Adjustingthecuttingheightmaybringyouinto
contactwiththemovingblade,causingserious
injury.

•Stoptheengineandwaitforallmovingparts
tostop.

•Donotputyourngersunderthehousingwhen
adjustingthecuttingheight.

CAUTION

Iftheenginehasbeenrunning,themuferwillbe
hotandcanseverelyburnyou.Keepawayfromthe
hotmufer.

Note:Thecutting-heightsettingsare25mm(1inch);38
mm(1-1/2inch);51mm(2inches);64mm(2-1/2inches);76
mm(3inches);89mm(3-1/2inches);and102mm(4inches).

StartingtheEngine

1.Holdtheblade-controlbar(Figure14)againstthe
handle.

Figure14

1.Bladecontrolbar

2.Pulltherecoil-starthandle(Figure15).

Adjustthecuttingheightasdesired.Setallthewheelstothe
sameheight.

Note:Toraisethemachine,moveallthecutting-height
leversforward;tolowerthemachine,movetheallthe
cutting-heightleversrearward(Figure13).

Figure15

8

Note:Ifthemachinedoesnotstartafterseveral
attempts,contactanAuthorizedServiceDealer.

UsingtheSelf-propelDrive

Tooperatetheself-propeldrive,squeezetheself-propeldrive
bar(Figure16)towardthehandleandholdit(Figure17).

Figure16

1.Self-propeldrivebar

RecyclingtheClippings

Thismachinecomesfromthefactoryreadytorecyclethe
grassandleafclippingsbackintothelawn.

Ifthegrassbagisonthemachine,removeit;referto
RemovingtheGrassBag(page10)beforerecyclingthe
clippings.

BaggingtheClippings

Usethegrassbagwhenyouwanttocollectgrassandleaf
clippingsfromthelawn.

WARNING

Aworngrassbagcouldallowsmallstonesandother
similardebristobethrowntowardtheoperatoror
abystander,andresultinseriouspersonalinjury
ordeath.

Checkthegrassbagfrequently.Ifitisdamaged,
installanewTororeplacementbag.

Figure17

Todisengagetheself-propeldrive,releasetheself-propel
drivebar.

Note:Themaximumself-propelgroundspeedisxed.To
reducethegroundspeed,increasethespacebetweenthe
self-propeldrivebarandthehandle.

StoppingtheEngine

ServiceInterval:Beforeeachuseordaily

Tostoptheengine,releasetheblade-controlbar(Figure18).

Important:Whenyoureleasetheblade-controlbar,
boththeengineandbladeshouldstopwithin3seconds.
Iftheydonotstopproperly,stopusingthemachine
immediatelyandcontactanAuthorizedServiceDealer.

WARNING

Thebladeissharp;contactingthebladecanresult
inseriouspersonalinjury.

Stoptheengineandwaitforallmovingpartstostop
beforeleavingtheoperatingposition.

InstallingtheGrassBag

1.Liftupthereardeector(Figure19).

Figure18

Figure19

1.Reardeector

2.Insertthegrassbaghandleontothenotchesonthe
handlebrackets(Figure19).

9

RemovingtheGrassBag

G020689

G020690

G020691

1.Liftupthereardeector(Figure19).

2.Liftthegrassbaghandleoutfromthenotchesonthe
handlebracketsandremovethebagfromthemachine.

3.Closethereardeector.

DischargingtheClippings

Usetherear-dischargedeector(optionalattachment;Toro
part89964)forcuttingverytallgrass.

InstallingtheRear-dischargeDeector

1.Ifthebagisonthemachine,removeit;referto
RemovingtheGrassBag(page10).

2.Liftupthereardeectorandholdit(Figure20).

Figure20

3.Insertthetabontherear-dischargedeectorintothe
right-handslotinthereardeector(Figure21).

Figure21

Figure22

RemovingtheRear-dischargeDeector

Toremovetherear-dischargedeector,reversethesteps
above.

OperatingTips

GeneralMowingTips

•Cleartheareaofsticks,stones,wire,branches,andother

debristhatthebladecouldhit.

•Avoidstrikingsolidobjectswiththeblade.Never

deliberatelymowoveranyobject.

•Ifthemachinestrikesanobjectorstartstovibrate,

immediatelystoptheengine,disconnectthewirefrom
thesparkplug,andexaminethemachinefordamage.

•Forbestperformance,installanewbladebeforethe

cuttingseasonbegins.

•ReplacethebladewhennecessarywithaToro

replacementblade.

CuttingGrass

•Cutonlyaboutathirdofthegrassbladeatatime.Do

notcutbelowthe51mmsettingunlessthegrassissparse
oritislatefallwhengrassgrowthbeginstoslowdown.
RefertoAdjustingtheCuttingHeight(page8).

•Whencuttinggrassover15cm(6inches)tall,mowatthe

highestcutting-heightsettingandwalkslower;thenmow
againatalowersettingforthebestlawnappearance.If
thegrassistoolong,themachinemaybecomeclogged
andcausetheenginetostall.

•Mowonlydrygrassorleaves.Wetgrassandleavestend

toclumpontheyardandcancausethemachineto
becomecloggedortheenginetostall.

4.Inserttherodontherear-dischargedeectorintothe
notchesonthemachine(Figure22).

WARNING

Wetgrassorleavescancauseseriousinjuryif
youslipandcontacttheblade.Mowonlyindry
conditions.

•Alternatethemowingdirection.Thishelpsdispersethe

clippingsoverthelawnforevenfertilization.

•Ifthenishedlawnappearanceisunsatisfactory,tryone

ormoreofthefollowing:

10

–Replacethebladeorhaveitsharpened.

–Walkataslowerpacewhilemowing.

–Raisethecuttingheightonthemachine.

–Cutthegrassmorefrequently.

–Overlapcuttingswathsinsteadofcuttingafullswath

witheachpass.

–Setthecuttingheightonthefrontwheelsonenotch

lowerthantherearwheels.Forexample,setthefront
wheelsat51mmandtherearwheelsat64mm.

CuttingLeaves

•Aftercuttingthelawn,ensurethathalfofthelawnshows

throughthecutleafcover.Youmayneedtomakemore
thanonepassovertheleaves.

•Iftherearemorethan13cm(5inches)ofleavesonthe

lawn,setthefrontcuttingheightoneortwonotches
higherthantherearcuttingheight.

•Slowdownyourmowingspeedifthemachinedoesnot

cuttheleavesnelyenough.

11

Maintenance

G017308

Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.

RecommendedMaintenanceSchedule(s)

MaintenanceService

Interval

Aftertherst5hours

Beforeeachuseordaily

Aftereachuse

Every100hours

Beforestorage

Yearly

MaintenanceProcedure

•Changetheengineoil.

•Checktheengineoillevel.

•Ensurethattheenginestopswithin3secondsafterreleasingthebladecontrolbar.

•Cleangrassclippingsanddirtfromunderthemachine.

•Checkthesparkplugandreplaceitifnecessary.

•Emptythefueltankbeforerepairsasdirectedandbeforeannualstorage.

•Cleanthecoolingsystem;removegrassclippings,debris,ordirtfromtheengine
aircoolingnsandstarter.Cleanthesystemmorefrequentlyindirtyorhigh-chaff
conditions.

•Replacetheairlter;replaceitmorefrequentlyindustyoperatingconditions.

•Changetheengineoil.

•Replacethebladeorhaveitsharpened(morefrequentlyiftheedgedullsquickly).

PreparingforMaintenance

1.Stoptheengineandwaitforallmovingpartstostop.

2.Disconnectthespark-plugwirefromthesparkplug
(Figure23)beforeperforminganymaintenance
procedure.

Important:Alwaystipthemachineontoitsside
withthedipstickdown.

ReplacingtheAirCleaner

ServiceInterval:Yearly

Figure23

1.Spark-plugwire

3.Afterperformingthemaintenanceprocedure(s),
connectthespark-plugwiretothesparkplug.

WARNING

Tippingthemachinemaycausethefuelto
leak.Gasolineisammableandexplosive,
andcancausepersonalinjury.

1.Pressdownonthelatchtabsontopoftheair-cleaner
cover(Figure24).

Figure24

1.Latchtabs

2.Openthecover.

3.Removethepaperairlterandthefoampre-lter
(Figure25).

Runtheenginedryorremovethegasoline
withahandpump;neversiphon.

12

Figure25

1.Paperairlter2.Foampre-lter

4.Inspectthefoampre-lter,andreplaceitifitis
damagedorexcessivelydirty.

5.Inspectthepaperairlter.

A.Ifthepaperairlterisdamagedoriswetwithoil

orfuel,replaceit.

B.Ifthepaperairlterisdirty,tapitonahard

surfaceseveraltimesorblowcompressedairless
than207kPa(30psi)throughthesideofthelter
thatfacestheengine.

Note:Donotbrushthedirtoffthelter;
brushingforcesdirtintothebers.

6.Removedirtfromtheair-cleanerbodyandcover,using
amoistrag.Donotwipedirtintotheairduct.

7.Insertthefoampre-lterandthepaperairlterinto
theaircleaner.

8.Installthecover.

ChangingtheEngineOil

ServiceInterval:Aftertherst5hours

Yearly

1.Movethemachinetoalevelsurface.

2.Ensurethatthefueltankcontainslittleornofuelso
thatfueldoesnotleakoutwhenyoutipthemachine
ontoitsside.

3.Runtheengineforafewminutesbeforechangingthe
oiltowarmit.

Note:Warmoilowsbetterandcarriesmore
contaminants.

4.Disconnectthewirefromthesparkplug;refer
toPreparingforMaintenance(page12).

5.Placeanoil-drainpanbesidethemachineontheside
nearesttheoil-lltube.

6.Removethedipstickfromtheoil-lltube(Figure26).

Figure26

7.Tipthemachineontoitsside,withtheoil-lltube
down,todraintheusedoiloutthroughtheoil-lltube
intotheoil-drainpan(Figure27).

Figure27

8.Afterdrainingtheusedoil,returnthemachinetothe
operatingposition.

9.Pourabout3/4ofthecrankcasecapacityofoilinthe
crankcase.

Note:Max.ll:0.59L(20oz),type:SAE30or
10W-30detergentoilwithanAPIserviceclassication
ofSF,SG,SH,SJ,SL,orhigher.

10.Wait3minutesfortheoiltosettle.

11.Wipeoffthedipstickendwithacleancloth.

12.Insertthedipstickintotheoil-lltube,butdonot

screwitin.

13.Removethedipstickandreadtheoillevelonthe
dipstick(Figure28).

•Iftheoillevelistoolow,slowlypourasmall

amountofoilintotheoil-lltube,wait3minutes,
andthenrepeatsteps11through13untiltheoil
leveliscorrect.

•Iftheoillevelistoohigh,draintheexcessoiluntil

theoilleveliscorrect.Todraintheexcessoil,refer
toChangingtheEngineOil(page13).

Important:Iftheoillevelinthecrankcaseis
toolowortoohighandyouruntheengine,
youmaydamagetheengine.

13

ReplacingtheBlade

ServiceInterval:Yearly

Figure28

1.Oillevelistoolow3.Oilleveliscorrect

2.Oillevelistoohigh

14.Installthedipstickintotheoil-lltubesecurely.

15.Disposeoftheusedoilproperlyatalocalrecycling
center.

ServicingtheSparkPlug

ServiceInterval:Every100hours

Checkthesparkplugafterevery100operatinghours.Usea
ChampionRN9YCsparkplugorequivalent.

1.Stoptheengineandwaitforallmovingpartstostop.

2.Disconnectthewirefromthesparkplug.

3.Cleanaroundthesparkplug.

4.Removethesparkplugfromthecylinderhead.

Important:Replaceacracked,fouled,ordirty
sparkplug.Donotcleanthetopofasparkplug
becausegritenteringthecylindercandamagethe
engine.

Important:

bladeproperly

areuncomfortableperformingthisprocedure,contact
anAuthorizedServiceDealer.

Examinethebladewheneveryourunoutofgasoline.Ifthe
bladeisdamagedorcracked,replaceitimmediately.Ifthe
bladeedgeisdullornicked,haveitsharpenedorreplaceit.

Youwillneedatorquewrenchtoinstallthe

.Ifyoudonothaveatorquewrenchor

WARNING

Thebladeissharp;contactingthebladecanresult
inseriouspersonalinjury.

•Disconnectthewirefromthesparkplug.

•Weargloveswhenservicingtheblade.

1.Disconnectthespark-plugwirefromthesparkplug.
RefertoPreparingforMaintenance(page12).

2.Tipthemachineontoitsside,withthedipstickdown.

3.Useablockofwoodtoholdthebladesteady.

4.Removetheblade(turnthebladebolt
counterclockwise),savingallthemounting
hardware.

5.Installthenewblade(turnthebladeboltclockwise)
andallmountinghardware(Figure30).

5.Setthegapontheplugto0.76mm(0.030inch)
(Figure29).

Figure29

1.Sideelectrode

2.Centerelectrode

3.Airgap(nottoscale)

6.Installthesparkplugandthegasketseal.

7.Torquetheplugto20N-m(15ft-lb).

8.Connectthewiretothesparkplug.

Figure30

Important:Positionthecurvedendsoftheblade

topointtowardthemachinehousing.

6.Useatorquewrenchtotightenthebladeboltto
82N-m(60ft-lb).

Important:Abolttorquedto82N-m(60ft-lb)is
verytight.Whileholdingthebladewithablock

14

ofwood,putyourweightbehindtheratchetor
wrenchandtightentheboltsecurely.Thisboltis
verydifculttoovertighten.

AdjustingtheSelf-propelDrive Cable

Wheneveryouinstallanewself-propeldrivecableorifthe
self-propeldriveisoutofadjustment,adjusttheself-propel
drivecable.

1.Loosenthecable-supportnut(Figure31).

CleaningundertheMachine Housing

ServiceInterval:Aftereachuse

WARNING

Themachinemaydislodgematerialfromunderthe
machinehousing.

•Weareyeprotection.

•Stayintheoperatingposition(behindthe
handle)whentheengineisrunning.

•Donotallowbystandersinthearea.

1.Withtheenginerunningonaatpavedsurface,spray

astreamofwaterinfrontoftherightrearwheel
(Figure32).

Thewaterwillsplashintothepathoftheblade,
cleaningouttheclippings.

Figure31

1.25to38mm(1to1-1/2
inches)

2.Self-propeldrivebar5.Cablesupport

3.Cablejacket

2.Holdtheself-propeldrivebar25to38mm(1to1-1/2
inches)fromthehandle(Figure31).

3.Pulldownthecablejacket(towardthemachine)until
thereisnoslackinthecable(Figure31).

4.Tightenthenutonthecablesupport.

5.Releasetheself-propeldrivebarandensurethatthe
cableisloose.

Note:Thecablemustbeloosewiththeself-propel
drivebarinthereleasedposition;otherwise,the
machinemaycreepwhenyoudisengagethebar.

4.Cable-supportnut

Figure32

2.Whennomoreclippingscomeout,stopthewaterand
movethemachinetoadryarea.

3.Runtheengineforafewminutestodrythehousing
topreventitfromrusting.

15

Storage

Storethemachineinacool,clean,dryplace.

PreparingtheMachinefor Storage

WARNING

Gasolinevaporscanexplode.

•Donotstoregasolinemorethan30days.

•Donotstorethemachineinanenclosurenear
anopename.

•Allowtheenginetocoolbeforestoringit.

1.Onthelastrefuelingoftheyear,addfuelstabilizerto
thefuelasdirectedbytheenginemanufacturer.

2.Disposeofanyunusedfuelproperly.Recycleit
accordingtolocalcodes,oruseitinyourautomobile.

Note:Oldfuelinthefueltankistheleadingcauseof
hardstarting.Donotstorefuelwithoutstabilizermore
than30days,anddonotstorestabilizedfuelmorethan
90days.

3.Runthemachineuntiltheenginestopsfromrunning
outoffuel.

4.Starttheengineagain.

5.Allowtheenginetorununtilitstops.Whenyoucan
nolongerstarttheengine,itissufcientlydry.

6.Disconnectthewirefromthesparkplug.

7.Removethesparkplug,add30ml(1oz)ofoilthrough
thespark-plughole,andpullthestarterropeslowly
severaltimestodistributeoilthroughoutthecylinder
topreventcylindercorrosionduringtheoff-season.

8.Looselyinstallthesparkplug.

9.Tightenallnuts,bolts,andscrews.

Figure33

1.Handleknob(2)

2.MovethehandleforwardasshowninFigure33.

Figure34

RemovingtheMachinefrom Storage

1.Checkandtightenallfasteners.

2.Removethesparkplugandspintheenginerapidly
usingthestartertoblowexcessoilfromthecylinder.

3.Installthesparkplugandtightenitwithatorque
wrenchto20N-m(15ft-lb).

4.Performanyneededmaintenanceprocedures;referto
PreparingforMaintenance(page12).

5.Checktheengineoillevel;referto
CheckingtheEngineOilLevel(page7).

6.Fillthefueltankwithfreshgasoline;referto
FillingtheFuelTank(page7).

7.Connectthewiretothesparkplug.

FoldingtheHandle

WARNING

Foldingorunfoldingthehandleimproperlycan
damagethecables,causinganunsafeoperating
condition.

•Donotdamagethecableswhenfoldingor
unfoldingthehandle.

•Ifacableisdamaged,contactanAuthorized
ServiceDealer.

1.Loosenthehandleknobsuntilyoucanmovethe
handlefreely(Figure33).

16

Notes:

17

Notes:

18