Toro 23515 User manual

FormNo.3365-260RevB
21-inchWalk-BehindAerator
ModelNo.23515—SerialNo.312000001andUp
ModelNo.33515—SerialNo.312000001andUp
g017576
Registeratwww.Toro.com.
OriginalInstructions(EN)*3365-260*B

WARNING
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
ThissparkignitionsystemcomplieswithCanadianICES-002.
Important:Thisengineisnotequippedwithaspark
arrestermufer.ItisaviolationofCaliforniaPublic
ResourceCodeSection4442touseoroperatetheengine
onanyforest-covered,brush-covered,orgrass-covered
land.Otherstatesorfederalareasmayhavesimilarlaws.
Introduction
Thisaerator,whichiscontrolledbyawalkingoperator,
isintendedtobeusedbytrainedoperatorsinresidential
andcommercialapplications.Itisprimarilydesignedfor
aeratingsmalltomid-sizedareasofwell-maintainedlawnson
residentialgrounds,parks,sportselds,andoncommercial
grounds.
Readthisinformationcarefullytolearnhowtooperateand
maintainyourproductproperlyandtoavoidinjuryand
productdamage.Youareresponsibleforoperatingthe
productproperlyandsafely.
YoumaycontactTorodirectlyatwww .Toro.comforproduct
andaccessoryinformation,helpndingadealer,ortoregister
yourproduct.
Wheneveryouneedservice,genuineToroparts,oradditional
information,contactanAuthorizedServiceDealerorToro
CustomerServiceandhavethemodelandserialnumbersof
yourproductready.Figure1illustratesthelocationofthe
modelandserialnumbersontheproduct.Writethenumbers
inthespaceprovided.
g017577
1
Figure1
1.Locationofthemodelandserialnumbers
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2otherwordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2012—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA.
AllRightsReserved

Contents
Introduction..................................................................2
Safety...........................................................................3
SafeOperatingPractices...........................................3
SlopeIndicator.......................................................5
SafetyandInstructionalDecals.................................6
Setup............................................................................7
UnfoldingtheHandle..............................................7
CheckingtheOilLevel.............................................7
ProductOverview..........................................................7
Controls................................................................7
Specications.........................................................8
Attachments/Accessories.........................................8
Operation.....................................................................8
CheckingtheEngineOilLevel..................................8
FillingtheFuelTankwithGasoline............................9
StartingtheEngine..................................................9
StoppingtheEngine...............................................10
DrivingtheMachine...............................................10
Aerating................................................................11
AddingWeight.......................................................11
AdjustingtheCoringDepth.....................................11
SecuringtheMachineforTransport..........................12
OperatingTips......................................................12
Maintenance.................................................................13
RecommendedMaintenanceSchedule(s)......................13
PremaintenanceProcedures........................................13
AccessingtheTines................................................13
TippingtheMachine...............................................14
Lubrication...............................................................15
GreasingtheCenterTines.......................................15
LubricatingtheDriveChains....................................15
EngineMaintenance..................................................16
ServicingtheAirCleaner.........................................16
ChangingtheEngineOil.........................................16
ChangingtheOilFilter............................................17
ServicingtheSparkPlug..........................................17
FuelSystemMaintenance...........................................18
ReplacingtheFuelFilter..........................................18
DriveSystemMaintenance.........................................19
CheckingtheTirePressure......................................19
CheckingtheTensionofAeratorDrive
Chains...............................................................19
BeltMaintenance......................................................20
CheckingtheHydrostaticDriveBelt.........................20
ControlsSystemMaintenance.....................................20
AdjustingtheMachineGroundSpeed.......................20
TineMaintenance......................................................21
Checking/ReplacingTines.......................................21
Storage........................................................................22
Troubleshooting...........................................................23
Safety
Improperuseormaintenancebytheoperatoror
ownercanresultininjury.Toreducethepotential
forinjury,complywiththesesafetyinstructionsand
alwayspayattentiontothesafetyalertsymbol,which
means Caution , W ar ning ,or Danger —personalsafety
instruction.Failuretocomplywiththeinstructionmay
resultinpersonalinjuryordeath.
SafeOperatingPractices
ThefollowinginstructionsareadaptedfromtheANSI
B71.4—2004andB71.8—2004standard.
Training
•ReadtheOperator’sManualandothertrainingmaterial.If
theoperator(s)ormechanic(s)cannotreadEnglishitis
theowner’sresponsibilitytoexplainthismaterialtothem.
•Becomefamiliarwiththesafeoperationoftheequipment,
operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.The
ownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperateorservice
theequipment.Localregulationsmayrestricttheageof
theoperator.
•Theowner/usercanpreventandisresponsiblefor
accidentsorinjuriesoccurringtohimselforherself,other
peopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessoriesand
attachmentsareneededtoproperlyandsafelyperform
thejob.Onlyuseaccessoriesandattachmentsapproved
bythemanufacturer.
•Wearappropriateclothingincludingsafetyglassesand
hearingprotection.Longhair,looseclothing,orjewelry
maygettangledinmovingparts.
•Inspecttheareawheretheequipmentistobeusedand
removeallobjectssuchasrocks,toys,andwirewhichcan
becontactedbytheaerator.
•Useextracarewhenhandlinggasolineandotherfuels.
Theyareammableandvaporsareexplosive.
–Useonlyanapprovedcontainer.
–Neverremovethegascaporaddfuelwiththeengine
running.
–Allowtheenginetocoolbeforerefueling.
–Donotsmoke.
–Neverrefuelordraintheaeratorindoors.
•Checkthatthecontrols,safetyswitches,andshieldsare
attachedandfunctioningproperly.Donotoperateunless
theyarefunctioningproperly.
3

Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholesand
hiddenhazards.
•Besurealldrivesareinneutralbeforestartingengine.
•Neveroperatewithouttheshields,covers,orotherguards
securelyinplace.Besureallinterlocksarefunctioning
properly.
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Raisethetines,stopthemachine,andstoptheengine
beforeleavingtheoperator’spositionforanyreason.
•Stoptheequipmentandinspectthetinesafterstrikingan
objectorifanabnormalvibrationoccurs.Makenecessary
repairsbeforeresumingoperation.
•Keephandsandfeetawayfromthetinearea.
•Nevercarrypassengersandkeeppetsandbystanders
away.
•Bealert,slowdown,andusecautionwhenmakingturns.
Lookbehindandtothesidebeforechangingdirections.
•Slowdownandusecautionwhencrossingroadsand
sidewalks.
•Donotoperatetheaeratorundertheinuenceofalcohol
ordrugs.
•Lightningcancausesevereinjuryordeath.Iflightning
isseenorthunderisheardinthearea,donotoperate
themachine;seekshelter.
•Useextremecarewhenloadingorunloadingtheaerator
intoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,trees,
orotherobjectsthatmayobscurevision.
•Alwaysbeawareofobstaclesthatmaybeintheareaof
operation.Planyouraerationpathtoavoidcontactwith
anyobstaclebyyouorthemachine.
SlopeOperation
•Donotoperateonslopeswhengrassiswet.Slippery
conditionsreducetractionandcouldcauseslidingand
lossofcontrol.
•Donotmakesuddenturnsorrapidspeedchanges.
•Reducespeedanduseextremecautiononslopes.
•Removeormarkobstaclessuchasrocks,treelimbs,etc.
fromtheoperatingarea.Tallgrasscanhideobstacles.
MaintenanceandStorage
•Waitforallmovementtostopbeforeadjusting,cleaning,
orrepairing.Raisethetines,stopthemachine,stopthe
engine,anddisconnectthesparkplugwire.
•Cleangrassanddebrisfromthetines,drives,mufers,and
enginetohelppreventres.Cleanupoilorfuelspillage.
•Lettheenginecoolbeforestoringanddonotstorenear
ame.
•Shutoffthefuelwhilestoringortransportingontrailers.
Donotstorefuelnearamesordrainindoors.
•Parktheaeratoronlevel,hardground.Neverallow
untrainedpersonneltoserviceit.
•Usejackstandsorsafetylatchestosupportthemachine
whenworkingunderit..
•Removethesparkplugwirebeforemakinganyrepairs.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
•UseonlyToro-approvedattachments.Thewarranty
maybevoidedifthemachineisusedwithunapproved
attachments.
4

SlopeIndicator
G01 1841
Figure3
Thispagemaybecopiedforpersonaluse.
1.Themaximumslopeyoucansafelyoperatethemachineonis20degrees.Usetheslopecharttodeterminethedegreeofslope
ofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthan20degrees.Foldalongtheappropriateline
tomatchtherecommendedslope.
2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.
3.Exampleofhowtocompareslopewithfoldededge.
5

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
121-6150
1.Cuttinghazardofhandandfoot–stayawayfrommoving
parts.
119-0217
1.Warning—stoptheengine;stayawayfrommovingparts;
keepallguardsandshieldsinplace.
121-2008
1.Tostarttheengine,readtheOperator’s
Manual—(1)Parkthemachineona
levelsurface(2)Filltheenginewithoil
(3)Movethecontrolbarstoaneutral
position(4)Starttheengine.
2.Tractiondrive—movethetraction
controlleverforwardtomovethe
machineforward;movethetraction
controlleverbackwardtomovethe
machinebackward.
3.Rasing/Loweringthetines—pushthe
controlleverdowntolowerthetines;
pullthecontrolleveruptoraisethe
tines.
121-2009
1.Warning—readthe
Operator’sManual.
3.Thrownobject
hazard—stopthemachine
andpickupdebrisbefore
operating.
5.Thrownobject
hazard—keepbystanders
asafedistancefromthe
machine.
7.Warning—stoptheengine
andremovethesparkplug
wirebeforeperforming
anymaintenanceonthe
machine.
2.Warning—donotoperate
thismachineunlessyou
aretrained.
4.Warning—keephands
awayfrommovingparts,
keepallguardsandshields
inplace.
6.Warning—stoptheengine
beforeleavingthemachine.
6

Setup
UnfoldingtheHandle
1.Raisethehandletotheoperatingposition.
g017578
Figure4
2.Slidetheovallockingringsdowneachsideofthe
upperhandleoverthelowerhandle,lockingthehandle
sectionstogether.
CheckingtheOilLevel
Beforeoperating,checktheengineoilleveltoensurethatit
hasenoughoil.RefertoCheckingtheEngineOilLevelin
CheckingtheEngineOilLevel(page8),foroilspecications
andinstructions.
ProductOverview
7
8
9
10
11
12
13
14
15
g017579
1
2
3
4
5
6
Figure5
1.Fuelshut-offvalve9.Tractioncontrollever
2.Aircleaner10.Throttlelever
3.Sparkplugwire11.Tinecontrollever
4.Engine12.Ovalhandlelockingring
5.Recoilstarter13.Coringdepth,wheelstop
6.Fueltank14.Tie-down/liftloops
7.Rearweights15.Tines
8.Handle
Controls
RecoilStarter
Pulltherecoilstarterhandletostartengine(Figure5).
FuelShut-offValve
Closethefuelshut-offvalvewhentransportingorstoring
themachine(Figure5).
ThrottleLever
Beforestartingacoldengine,movethethrottleleverforward
totheChokeposition.Aftertheenginestarts,pullthethrottle
leverbacktotheFastposition.
Note:Awarmenginerequireslittleornochoking.
TractionControlLever
Thetractioncontrollevercontrolstheforward,
reverse,andneutralactionsofthemachine.Referto
DrivingtheMachine(page10)formoreinformation.
7

TineControlLever
Thetinecontrolleverliftstherearwheels,causingtherear
ofthemachinetobesupportedontheaeratingtines.Push
thetinecontrolleverdowntoliftthewheelsanddropthe
tines.Pullituptolowerthewheelsandraisethetinesout
oftheground.
g013076
1
2
Figure6
1.Tinecontrollever—raised
position
2.Tinecontrol
lever—loweredposition
Specications
Length(operating)61inches(155cm)
Length(withhandlestored)48.5inches(123cm)
Width31inches(79cm)
Height(operating)45.25inches(115cm)
Height(withhandlestored)32.5inches(82.5cm)
Weight(asshippedwith1
weight)
310lb(140.6kg)
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesare
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww.Toro.comforalistofallapproved
attachmentsandaccessories.
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
CheckingtheEngineOilLevel
ServiceInterval:Beforeeachuseordaily
Theenginecrankcasecanhold20ounces(0.55liters)of
oil.Useonlyhigh-qualitySAE10W-30weightdetergentoil
thathastheAmericanPetroleumInstitute(API)service
classicationSH,SJ,Slorhigher.
Note:Whenthecrankcaseisempty,pourabout3/4ofthe
crankcasecapacityofoilinthecrankcase,thenfollowthe
procedureinthissection.
1.Movethemachinetoalevelsurface.
2.Cleanaroundthedipstick(Figure7).
g017580
Figure7
3.Removethedipstickbyrotatingthecap
counterclockwiseandpullingitout.
4.Wipethedipstickcleanwithacleancloth.
5.Insertthedipstickintothellerneck,butdonot
rotatethecapclockwisetosecureit,thenremoveit.
6.Readtheoillevelonthedipstick.
7.Iftheoillevelreadingisbelowthelowerlimitmarkon
thedipstick,removethedipstickandslowlypouronly
enoughoilintothellerholetoraisetheoillevelto
theupperlimitmarkonthedipstick.
Important:Donotoverllthecrankcasewithoil
andruntheengine;enginedamagewillresult.
Draintheexcessoiluntiltheoillevelreachesthe
upperlimitmarkonthedipstick.
8.Insertthedipstickintothellerneckandrotatethecap
clockwiseuntilitistight.
8

FillingtheFuelTankwith
Gasoline
Fueltankcapacity:1USGallon(3.8l)
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Fillthefueltankoutdoors,inanopenarea,and
whentheengineiscold.Wipeupanygasoline
thatspills.
•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis1/4to
1/2in.(6to13mm)belowthebottomofthe
llerneck.Thisemptyspaceinthetankallows
thegasolinetoexpand.
•Neversmokewhenhandlinggasoline,andstay
awayfromanopenameorwhereasparkmay
ignitethegasolinefumes.
•Storegasolineinanapprovedfuelcontainerand
keepitoutofthereachofchildren.
•Neverbuymorethana30-daysupplyof
gasoline.
DANGER
Whenfueling,undercertaincircumstances,astatic
chargecandevelop,ignitingthegasoline.Areor
explosionfromgasolinecanburnyouandothers
anddamageproperty.
•Alwaysplacegasolinecontainersontheground
andawayfromyourvehiclebeforelling.
•Donotllgasolinecontainersinsideavehicleor
onatruckortrailerbedbecauseinteriorcarpets
orplastictruckbedlinersmayinsulatethe
containerandslowthelossofanystaticcharge.
•Whenpractical,removegasoline-powered
equipmentfromthetruckortrailerandrefuel
theequipmentwithitswheelsontheround.
•Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfromaportable
container,notfromagasolinedispensernozzle.
•Ifyoumustuseagasolinedispensernozzle,
keepthenozzleincontactwiththerimofthe
fueltankorcontaineropeningatalltimesuntil
fuelingiscomplete.
•Forbestresults,useonlyclean,fresh,unleadedgasoline
withanoctaneratingof87orhigher((R+M)/2rating
method).
•Oxygenatedfuelwithupto10%ethanolor15%MTBE
byvolumeisacceptable.
•DoNotuseethanolblendsofgasoline(suchasE15
orE85)withmorethan10%ethanolbyvolume.
Performanceproblemsand/orenginedamagemayresult
whichmaynotbecoveredunderwarranty.
•DoNotusegasolinecontainingmethanol.
•DoNotstorefueleitherinthefueltankorfuelcontainers
overthewinterunlessafuelstabilizerisused.
•DoNotaddoiltogasoline.
Important:Donotusefueladditivesotherthanafuel
stabilizer/conditioner.Donotusefuelstabilizerswithan
alcoholbasesuchasethanol,methanol,orisopropanol.
1.Cleanaroundthefueltankcap(Figure8).
g017581
1
Figure8
1.Fueltankcap
2.Removethecapfromthetank.
3.Fillthefueltankwithunleadedgasolinetowithin1/4
to1/2inch(6to13mm)fromthetopofthetank.Do
notllintothellerneck.
Important:Donotllthetankmorethan1/4
inch(6mm)fromthetopofthetankbecausethe
gasolinemusthaveroomtoexpand.
4.Installthefueltankcapandwipeupanyspilled
gasoline.
StartingtheEngine
1.Connectthewiretothesparkplug.
2.Openthefuelvalvebyturnitin-linewiththefuelhose
(Figure9).
9

12
g017588
Figure9
1.Fuellter2.Fuelvalve—offposition
3.Movethethrottlecontrolallthewayforwardtothe
Chokeposition(Figure9).
Note:Donotusethechokewhentheengineiswarm.
g016910
1
Figure10
1.Throttlecontrol
4.Pullthestarterhandlelightlyuntilyoufeelresistance,
thenpullitsharply.Allowtheropetoreturntothe
handleslowly.
5.Whentheenginestarts,movethethrottlecontrolto
theFastposition.
Note:Thethrottlesettinggovernsthemaximumdrive
speedoftheaerator.
StoppingtheEngine
1.Releasethetractioncontrolleverandallowittoreturn
toneutral.
2.Movethethrottleleverallthewayrearwardtostop
theengine.
DrivingtheMachine
•Tomoveforward,pressthecontrolleverforward
(Figure11).Thefurtherforwardyoupushit,thefaster
themachinewilltravel.
•Tomoveinreverse,pullthecontrolleverrearward
(Figure11).Thefurtherforwardyoupullit,thefaster
themachinewilltravel.
WARNING
Theaeratortinesaresharpandcanpuncture
yourfeetorotherbodyparts.
Useextremecarewhenmovinginreverseso
thatyoudonotallowyourfeettogoclosetothe
tines.Watchforandavoidobstaclesyoucould
tripover.
•Toturnthemachine,moveslowlyandpressdownonthe
handles;turnthemachineinthedesireddirectionthen
resumenormaloperation.
•Tostop,releasethecontrollever(Figure11).
g017583
Figure11
1.Forward3.Reverse
2.Neutral(Stop)
10

Note:Ifyourmachineismovingtooslowlyandnotproperly
aerating,seeAdjustingtheMachineGroundSpeed(page20)
Aerating
1.Drivethemachinetothedesiredlocationandstopit.
2.Pushthetinecontrolleverdownandforwardtoraise
therearwheelsandengagethetines.
g013076
1
2
Figure12
1.Tinecontrollever—disengaged
2.Tinecontrollever—engaged
3.Drivethemachinetoaeratethedesiredarea.
Note:Themachinewithaerateinbothforwardand
reverse.
4.Whennished,stopthemachineandpullthetine
controlleverrearwardanduptolowertherearwheels
andliftsthetinesoutoftheground.
Important:Donotdrivethemachineacross
pavementorotherhardsurfaceswithoutrst
raisingthetines.Crossinghardsurfaceswiththe
tinesloweredwilldamagethetines.
AddingWeight
Toensurethatthetinespenetratefullyintothesoil,youcan
addweighttothebackofthemachine.Themachinehas
threeweightpocketsthatholdtheweights(Figure13).When
placingweight,ensurethatyouhaveabalancedload;ifusing
onlyoneweight,placeitinthecenterpocketandifusingtwo,
placetheminthesidepockets.
g017584
Figure13
1.Weight
AdjustingtheCoringDepth
Acoringdepthof2-1/2inches(6.35cm)isrecommended,
butyoucanchangethedepthasfollows:
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Loosenthenutssecuringthewheelstopontheright
sideofthemachine(Figure14).
Figure14
1.Nuts2.Wheelstop
3.Raisethewheelstoptoincreasethecoringdepthand
lowerittoreducethedepthasrequired.
4.Tightenthenutssecurelytolockthewheelstopin
place.
5.Repeatsteps2through4forthewheelstopontheleft
sideofthemachine.Setthewheelstopstothesame
heightoneachside.
11

SecuringtheMachinefor
Transport
Whentransportingthemachineonatrailer,alwaysusethe
followingprocedure:
Important:Donotoperateordrivethemachineon
roadways.
1.Drivethemachineontothattrailer,stopthemachine,
stoptheengine,turnoffthefuelvalve,anddisconnect
thesparkplugwire.
Important:Ifyoudonotturnoffthefuelvalve,
theenginemayoodduringtransport.
2.Securethemachinetothetrailerwithchainsorstraps
usingthetie-down/liftloops(Figure5).
OperatingTips
•Forbestperformanceandmaximumtinepenetration,
watertheturfthoroughlythedaybeforeaerating.
•Cleantheareaofdebrisbeforeusingthemachine.
•Markandavoidshallowobstaclessuchassprinklerheads
andinvisiblefencewires.
12

Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
Aftertherst8hours•Changetheengineoil.
Aftertherst10hours•Checkthetensionofthedrivechains.
Aftertherst25hours•Checkthetensionofthehydrostaticdrivebelt.
Beforeeachuseordaily
•Checktheengineoillevel.
•Lubricatethepivotarms.
•Checkthetirepressure.
•Checktheconditionofthecoringtinesandreplaceanythataredamagedor
excessivelyworn.
•Checkforloosefasteners.
Every25hours•Lubricateandcheckthedrivechains.
•Cleanthefoampre-cleaner(morefrequentlyindustyconditions).
Every50hours
•Changetheengineoil.
•Checkthetensionofthedrivechains.
•Checkthetensionofthehydrostaticdrivebelt.
Every100hours•Changetheoillter.
•Inspect,clean,andadjustthesparkplug;replaceitifnecessary.
Every200hours•Replacethesparkplug.
Every250hours•Replacethefuellter.
Every300hours•Replacethepaperairlter(morefrequentlyindustyconditions).
Yearlyorbeforestorage•T ouchupchippedpaint
CAUTION
Ifyouleavethesparkpugwireconnected,someonecouldaccidentlystarttheengineandseriouslyinjure
youorotherbystanders.
Beforeperforminganymaintenance,parktheunitonalevelsurface,stoptheengine,anddisconnectthe
sparkplugwire.Setthewireasidesothatitdoesnotaccidentallycontactthesparkplug.
Premaintenance
Procedures
AccessingtheTines
Themachinehasarearaccesspanelthatyoucanremoveas
illustratedintoaccessandmaintainthetines.
13

g017585
1
Figure15
WARNING
Ifyouoperatethemachinewiththerearaccess
panelremoved,someonecouldbeseverelyinjured
bycontactwiththemovingtinesorbyyingdebris.
Alwayssecurelyinstalltherearaccesspanelbefore
operatingthemachine.
TippingtheMachine
Ifyouneedtoworkontheundersideofthemachine,youcan
tipitbackuntilitisrestingontherearguard(Figure16).Do
nottipthemachineforwardoryouwillfoultheaircleaner
withgasoline.Securethemachinewithajackstandbefore
workingunderit.
g017586
1
Figure16
1.Jackstand
WARNING
Mechanicalorhydraulicjacksmayfailtosupport
machineandcauseaseriousinjury.
•Usejackstandswhensupportingmachine.
•Donotusehydraulicjacks.
14

Lubrication
GreasingtheCenterTines
ServiceInterval:Beforeeachuseordaily
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Removetherearaccesspanel;referto
AccessingtheTines(page13)
3.Manuallyrotatethe2centertineassembliesuntilyou
canseethegreasettings(Figure17).
Figure17
4.Wipethegreasettingswithacleanrag.
5.Installagreasegunontothettingandgentlyapply2
or3pumpsof#2multi-purposelithiumbasegrease.
Important:Excessivegreasepressuremay
damagetheseals.
LubricatingtheDriveChains
ServiceInterval:Every25hours
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Raisethefrontofthemachinetogainaccesstothe
chains(Figure18)andblockitinplace.
CAUTION
Ifyoudonotsecurelyblocktheupthefront
ofthemachine,themachinecouldfallonyou
duringservice,injuringyou.
Ensurethatyouplaceajack-standorblock
underthefrontofthemachinetoholditup
securely.
Important:Donotraisetherearofthemachine.
Raisingtherearofthemachinewillcausethe
enginetooodandtheaircleanertobefouled
withgasoline.
g013292
1
Figure18
1.Chain(leftsideshown)
3.Applyageneralpurposeoil(10W30)ontothelower
chainspanwhilerotatingthefrontwheeltoexpose
un-oiledchainlinksuntilthewholechainisoiled.
4.Repeatstep3fortheotherchain.
5.Wipeupanyoilthatspilledandlowerthemachineto
thegroundwhennished.
15

EngineMaintenance
ServicingtheAirCleaner
ServiceInterval:Every25hours—Cleanthefoam
pre-cleaner(morefrequentlyindusty
conditions).
Every300hours—Replacethepaperairlter(more
frequentlyindustyconditions).
Important:Donotoperatetheenginewithouttheair
lterassembly;extremeenginedamagemayoccur.
1.Stoptheengineandwaitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Removethecoverandcleanitthoroughly(Figure19).
Note:Becarefultopreventdirtanddebrisfrom
fallingintothebase.
g017587
1
2
3
Figure19
1.Cover3.Paperairlter
2.Foampre-cleaner
4.Removethefoampre-cleanerandwashitwithamild
detergentandwater,thenblotitdry(Figure19).
5.Removeandinspectthepaperairlter(Figure19);
discarditifitisexcessivelydirty.
Important:Donottrytocleanapaperlter.
6.Wipedirtfromthebaseandthecoverwithamoistrag.
Note:Becarefultopreventdirtanddebrisfrom
enteringtheairductleadingtothecarburetor.
7.Installthefoampre-cleanerontothepaperairlter.
Note:Useanewpaperairlterifyoudiscardedthe
oldone.
8.Installtheairlterassemblyandcover.
ChangingtheEngineOil
ServiceInterval:Aftertherst8hours
Every50hours
OilCapacity
Withoillter29ounces(0.85L)
Withoutoillter22ounces(0.65L)£
1.Runtheenginetowarmtheengineoil.
Note:Warmoilowsbetterandcarriesmore
contaminants.
WARNING
Oilmaybehotafterenginehasbeenrun,and
contactwithhotoilcancauseseverepersonal
injury.
Avoidcontactingthehotengineoilwhenyou
drainit.
2.Stoptheengineandwaitforallmovingpartstostop.
3.Disconnectthewirefromthesparkplug.
4.Placeadrainpanonthegroundtotherightofthe
machine.
5.Removethedipstick(Figure20).
G016924
Figure20
6.Removethedrainplug(Figure21)andtipthemachine
sotheoilowstothepan.
16

g017582
12
Figure21
1.Oildrainplug2.Oillter
7.Tipthemachineuprightagain,cleantheoilfromthe
framewitharapandreplacethedrainplug.
8.Insertthedipstickintothellerneckandrotatethecap
clockwiseuntilitistight.
9.Slowlypouroilintotheoillltube,periodically
checkingthelevelwiththedipstick,untilthedipstick
indicatesthattheengineisfull.Donotoverll.(Max.
ll:20oz.(0.55l),type:SAE30Wdetergentoilwith
anAPIserviceclassicationofSH,SJ,SL,orhigher.)
Note:Ifyouoverlltheengine,poursomeoilout
ofit.
10.Installthedipsticksecurely.
11.Recycletheusedoilaccordingtolocalcodes.
ChangingtheOilFilter
ServiceInterval:Every100hours
1.Draintheengineoil;referto
ChangingtheEngineOil(page16).
2.Placearagundertheoillter(Figure21)tocatchany
oilthatmayleakoutasyouremovethelter.
3.Removetheoillter.
4.Useyourngertocoatthegasketonthenewlter
withoil(Figure22).
Figure22
5.Installthenewlterandhandtightenit2/3turnonly.
6.Insertthedipstickintothellerneckandrotatethecap
clockwiseuntilitistight.
7.Slowlypouroilintotheoillltube,periodically
checkingthelevelwiththedipstick,untilthedipstick
indicatesthattheengineisfull.Donotoverll.(Max.
ll:20oz.(0.55l),type:SAE30Wdetergentoilwith
anAPIserviceclassicationofSH,SJ,SL,orhigher.)
Note:Ifyouoverlltheengine,poursomeoilout
ofit.
8.Installthedipsticksecurely.
9.Connectthewiretothesparkplug.
10.Runtheengineforabout3minutes.
11.Stoptheengine,waitforallmovingpartstostop,and
checkforoilleakagearoundthelter.
12.Checkandaddoiltocompensatefortheoilintheoil
lter.Donotoverll.
13.Recycletheusedoillteraccordingtolocalcodes.
ServicingtheSparkPlug
ServiceInterval:Every100hours—Inspect,clean,and
adjustthesparkplug;replaceitif
necessary.
Every200hours—Replacethesparkplug.
UseanNGKBPR6ESsparkplugorequivalent.
1.Stoptheengineandwaitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Cleanaroundthesparkplug.
4.Removethesparkplugfromthecylinderhead.
Important:Replaceacracked,fouled,ordirty
sparkplug.Donotcleantheelectrodesbecause
gritenteringthecylindercandamagetheengine.
5.Setthegapontheplugto0.030inch(0.76mm)
(Figure23).
17

Figure23
1.Centerelectrodeinsulator
2.Sideelectrode
3.Airgap(nottoscale)
6.Carefullyinstallthesparkplugbyhand(toavoidcross
threading)untilitishandtight.
7.Tightenthesparkpluganadditional1/2turnifitis
new;otherwise,tightenitanadditional1/8to1/4turn.
Important:Aloosesparkplugcanbecomevery
hotandcandamagetheengine;overtighteninga
sparkplugmaydamagethethreadsinthecylinder
head.
8.Connectthewiretothesparkplug.
FuelSystem
Maintenance
ReplacingtheFuelFilter
ServiceInterval:Every250hours
1.Stoptheengineandwaitforittocooldown.
Important:Draingasolinefromacoldengine
only.
2.Disconnectthewirefromthesparkplug.
3.Closethefuelvalve.
4.Clampoffthefuellineoneithersideofthefuellter
(Figure24)topreventfuelfromleakingoutwhenyou
removethelter.
12
g017588
Figure24
1.Fuellter2.Fuelvalve
5.Squeezetheendsofthehoseclampstogetherandslide
themawayfromthelter(Figure24).
6.Removethelterfromthefuellines.
7.Installanewlterandmovethehoseclampscloseto
thelter(Figure24).
8.Removetheclampsfromthefuellines.
9.Openthefuelshutoffvalve.
18

DriveSystem
Maintenance
CheckingtheTirePressure
ServiceInterval:Beforeeachuseordaily
Maintaintheairpressureinthetiresasspecied.Checkthe
tireswhentheyarecoldtogetthemostaccuratereading.
Pressure:46psi(317kPa)
1
G003793
Figure25
1.Valvestem
CheckingtheTensionof
AeratorDriveChains
ServiceInterval:Aftertherst10hours
Every50hours
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Raisethefrontofthemachinetogainaccesstothe
chainsandblockitinplace.
CAUTION
Ifyoudonotsecurelyblocktheupthefront
ofthemachine,themachinecouldfallonyou
duringservice,injuringyou.
Ensurethatyouplaceajackstandorblock
underthefrontofthemachinetoholditup
securely.
Important:Donotraisetherearofthemachine.
Raisingtherearofthemachinewillcasuethe
enginetooodandtheaircleanertobefouled
withgasoline.
3.Pulldownoneachchainneartheopeningintheframe
with10pounds(4.5kg)offorce(Figure26).Ifa
chaincontactsthebottomoftheopeningintheframe,
tightenitasfollows:
g013126
1
2
Figure26
1.Flexinthechain2.Bottomoftheframe
opening
A.Loosenthenutsecuringtheidlersprocketofthe
chainyouaretensioning(Figure27).
Figure27
1.Idlersprocket
B.Pulldownontheidlersprocketuntiltheslackis
takenoutofthechainandthereismorethan1/4
inch(6mm)ofspacebetweenthechainandthe
bottomoftheopeningintheframewhenyou
apply10pounds(4.5kg)offorcetothechain.
C.Tightentheidlersprocketnutandtorqueitto30
ft-lb(40.6N-m).
19

BeltMaintenance
CheckingtheHydrostatic
DriveBelt
ServiceInterval:Aftertherst25hours
Every50hours
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Raisethefrontofthemachinetogainaccesstothe
pumpdrivebeltandblockitinplace.
CAUTION
Ifyoudonotsecurelyblocktheupthefront
ofthemachine,themachinecouldfallonyou
duringservice,injuringyou.
Ensurethatyouplaceajackstandorblock
underthefrontofthemachinetoholditup
securely.
Important:Donotraisetherearofthemachine.
Raisingtherearofthemachinewillcasuethe
enginetooodandtheaircleanertobefouled
withgasoline.
3.Pushonaspanofthedrivebeltwith10pounds(4.5
kg)offorce(Figure28).Ifthebeltexesmorethan
1/2inch(1.3cm),tightenitasfollows:
G013125
123
Figure28
1.Pumpdrivebelt3.Idlerpulleynut
2.Idlerpulley
A.Loosenthenutsecuringtheidlerpulley
(Figure28).
B.Pushtheidlerpulleytothelefttotightenthebelt.
C.Tightentheidlerpulleynutandtorqueitto30
ft-lb(40.6N-m).
ControlsSystem
Maintenance
AdjustingtheMachineGround
Speed
1.Loosenthe2boltssecuringthecableattachment
bracketandslideitasfaraspossibletotheleftthen
tightenthe2bolts(Figure29).
12
G020483
Figure29
1.Bolts2.Cableattachmentbracket
2.Adjustthetractiondrivecableattheloweranchorby
movingthenuttotheendofthethreadandtightening
thejamnut(Figure30).
12
G020484
Figure30
1.Nut2.Jamnut
3.Adjustthetractiondrivecableatthehandleasfollows:
•Loosenandremovethelinkageadjustmentfrom
thebracket(Figure31).
•Movethelowernuttotheendofthethread
(Figure31).
20