Toro 23515 User manual

FormNo.3379-664RevA
21inWalk-BehindAerator
ModelNo.23515—SerialNo.314000001andUp
ModelNo.33515—SerialNo.314000001andUp
Registeratwww.Toro.com.
OriginalInstructions(EN)*3379-664*A

WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemicalorchemicals
knowntotheStateofCaliforniatocausecancer,
birthdefects,orreproductiveharm.
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.
Figure1
1.Locationofthemodelandserialnumbers
ModelNo.
SerialNo.
Thismanualidentiespotentialhazardsandhassafety
messagesidentiedbythesafetyalertsymbol(Figure2),
whichsignalsahazardthatmaycauseseriousinjuryordeath
ifyoudonotfollowtherecommendedprecautions.
Figure2
1.Safetyalertsymbol
Thismanualuses2wordstohighlightinformation.
Importantcallsattentiontospecialmechanicalinformation
andNoteemphasizesgeneralinformationworthyofspecial
attention.
©2013—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN554202
Contactusatwww.Toro.com.
PrintedintheUSA
AllRightsReserved

Contents
Introduction..................................................................2
Safety...........................................................................4
SafeOperatingPractices...........................................4
SlopeIndicator.......................................................6
SafetyandInstructionalDecals.................................7
Setup...........................................................................10
UnfoldingtheHandle.............................................10
CheckingtheOilLevel............................................10
ProductOverview.........................................................10
Controls...............................................................10
Specications........................................................11
Attachments/Accessories........................................11
Operation....................................................................11
AdjustingtheHandle..............................................11
CheckingtheEngineOilLevel.................................12
FillingtheFuelTankwithGasoline...........................13
StartingtheEngine.................................................14
StoppingtheEngine...............................................14
DrivingtheMachine...............................................14
Aerating................................................................15
AddingWeight.......................................................15
AdjustingtheCoringDepth.....................................15
AdjustingtheTine-ControlLever.............................16
SecuringtheMachineforTransport..........................17
OperatingTips......................................................17
Maintenance.................................................................18
RecommendedMaintenanceSchedule(s)......................18
PremaintenanceProcedures........................................19
AccessingtheTines................................................19
TippingtheMachine...............................................19
Lubrication...............................................................20
GreasingtheTineShaftBearings..............................20
LubricatingandCheckingtheDriveChainsand
Sprockets...........................................................20
EngineMaintenance..................................................21
ServicingtheAirCleaner.........................................21
ChangingtheEngineOil.........................................21
ChangingtheOilFilter............................................22
ServicingtheSparkPlug..........................................22
ChecktheSparkArrester(ifequipped)......................23
FuelSystemMaintenance...........................................23
EmptyingtheFuelTankandCleaningtheFuel
Filter.................................................................23
ReplacingtheFuelFilter..........................................23
DriveSystemMaintenance.........................................24
CheckingtheTirePressure......................................24
AdjustingtheTensionofTineDriveChains................24
BeltMaintenance......................................................25
CheckingtheHydrostaticDriveBelt.........................25
ControlsSystemMaintenance.....................................26
AdjustingtheSelf-PropelDrive................................26
HydraulicSystemMaintenance....................................26
ChangingtheHydraulicTransmissionFluid................26
TineMaintenance......................................................28
Checking/ReplacingTines.......................................28
Storage........................................................................28
Troubleshooting...........................................................29
3

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.
Operation
•Neverrunanengineinanenclosedarea.
•Onlyoperateingoodlight,keepingawayfromholesand
hiddenhazards.
•Besurealldrivesareinneutralbeforestartingengine.
•Neveroperatewithouttheshields,covers,orotherguards
securelyinplace.Besureallinterlocksarefunctioning
properly.
•Donotchangetheenginegovernorsettingoroverspeed
theengine.
•Raisethetines,stopthemachine,andstoptheengine
beforeleavingtheoperator’spositionforanyreason.
•Stoptheequipmentandinspectthetinesafterstrikingan
objectorifanabnormalvibrationoccurs.Makenecessary
repairsbeforeresumingoperation.
•Keephandsandfeetawayfromthetinearea.
•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
•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.
4

•Parktheaeratoronlevel,hardground.Neverallow
untrainedpersonneltoserviceit.
•Usejackstandsorsafetylatchestosupportthemachine
whenworkingunderit.
•Removethesparkplugwirebeforemakinganyrepairs.
•Keephandsandfeetawayfrommovingparts.Ifpossible,
donotmakeadjustmentswiththeenginerunning.
•Keepallpartsingoodworkingconditionandallhardware
tightened.Replaceallwornordamageddecals.
•UseonlyToro-approvedattachments.Thewarranty
maybevoidedifthemachineisusedwithunapproved
attachments.
5

SlopeIndicator
G01 1841
Figure3
Thispagemaybecopiedforpersonaluse.
1.Themaximumslopeyoucansafelyoperatethemachineonis20degrees.Usetheslopecharttodeterminethedegreeofslope
ofhillsbeforeoperating.Donotoperatethismachineonaslopegreaterthan20degrees.Foldalongtheappropriateline
tomatchtherecommendedslope.
2.Alignthisedgewithaverticalsurface,atree,building,fencepole,etc.
3.Exampleofhowtocompareslopewithfoldededge.
6

SafetyandInstructionalDecals
Safetydecalsandinstructionsareeasilyvisibletotheoperatorandarelocatednearanyareaofpotential
danger.Replaceanydecalthatisdamagedorlost.
121-6150
1.Cuttinghazardofhandandfoot–stayawayfrommoving
parts.
121-6151
1.Choke–on3.Continuousvariable
setting
2.Throttle–fast4.Throttle–slow
119-0217
1.Warning—stoptheengine;stayawayfrommovingparts;
keepallguardsandshieldsinplace.
117–2718
7

116-8699
1.Tostarttheengine,readtheOperator’s
Manual—(1)Parkthemachineona
levelsurface(2)Filltheenginewithoil
(3)Movethecontrolbarstoaneutral
position(4)Starttheengine.
2.Tractiondrive—movethetraction
controlleverforwardtomovethe
machineforward;movethetraction
controlleverbackwardtomovethe
machinebackward.
3.Raising/Loweringthetines—pushthe
controlleverdowntolowerthetines;
pullthecontrolleveruptoraisethe
tines.
126-0651
1.Warning—readtheOperator’sManual.Donotoperatethis
machineunlessyouaretrained.Wearhearingprotection.
4.Warning—stayawayfrommovingparts;keepallguardsin
place.Stoptheengineandremovethesparkplugbefore
adjusting,servicing,orcleaning.
2.Warning—disengagethetinesandstoptheenginebefore
leavingtheoperator’sposition.
5.Warning—donotoperatewhenpeopleandpetsareinthe
area.Lookbehindyouwhenbackingup.
3.Thrownobjecthazard—pickupobjectsbeforeoperating.
8

126-1209
1.Readandunderstandtheoperator’s
manualbeforeservicingthismachine
4.Checktirepressure-13psi(2x)every
50hours
7.Checktransmissionbeltdrivetension
every25hours
2.Greasetineshaftbearings(2x)every
25hours
5.Cleanandoilchains(2x)every25
hours
8.Cleanandoilchainsandcheckchain
tension(2x)every8hours
3.Greasetineassemblyidlers(2x)every
25hours
6.Seeengineowner’smanualforservice
9

Setup
UnfoldingtheHandle
1.Raisethehandletotheoperatingposition.
g017578
Figure4
2.Slidetheovallockingringsdowneachsideofthe
upperhandleoverthelowerhandle,lockingthehandle
sectionstogether.
CheckingtheOilLevel
Beforeoperating,checktheengineoilleveltoensurethatit
hasenoughoil.RefertoCheckingtheEngineOilLevel(page
12),foroilspecicationsandinstructions.
ProductOverview
Figure5
1.Tine-controllever4.Fueltank
2.Traction-controllever5.Recoilstarter
3.Handle6.Throttlelever
Controls
RecoilStarter
Pulltherecoilstarterhandletostartengine(Figure5).
FuelShut-offValve
Closethefuelshut-offvalvewhentransportingorstoring
themachine.
ThrottleLever
Beforestartingacoldengine,movethethrottlelever(Figure
5)forwardtotheChokeposition.Aftertheenginestarts,pull
thethrottleleverbacktotheFastposition.
Note:Awarmenginerequireslittleornochoking.
Traction-ControlLever
Thetraction-controllevercontrolstheforward,reverse,and
neutralactionsofthemachine.RefertoDrivingtheMachine
(page14)formoreinformation.
Tine-ControlLever
Thetine-controlleverliftstherearwheels,causingtherear
ofthemachinetobesupportedontheaeratingtines.Push
thetinecontrolleverdowntoliftthewheelsanddropthe
tines.Pullituptolowerthewheelsandraisethetinesout
oftheground.
10

g013076
1
2
Figure6
1.Tine-controllever—raised
position
2.Tine-control
lever—loweredposition
Specications
Length(handleinlowest
position)
147cm(58inches)
Length(handleinmiddle
position)
150cm(59inches)
Length(handleinhighest
position)
155cm(61inches)
Length(withhandlestored)107cm(42inches)
Width79cm(31inches)
Height(handleinlowest
position)
122cm(48inches)
Height(handleinmiddle
position)
127cm(50inches)
Height(handleinhighest
position)
132cm(52inches)
Height(withhandlestored)86cm(34inches)
Weight(asshippedwith2
weights)
172.4kg(380lb)
Attachments/Accessories
AselectionofToroapprovedattachmentsandaccessoriesis
availableforusewiththemachinetoenhanceandexpand
itscapabilities.ContactyourAuthorizedServiceDealeror
Distributororgotowww.Toro.comforalistofallapproved
attachmentsandaccessories.
Operation
Note:Determinetheleftandrightsidesofthemachine
fromthenormaloperatingposition.
AdjustingtheHandle
Theheightofthehandlecanbeadjustedforcomfortable
operation.Standbehindthehandletodeterminethe
appropriateheightsettings.
1.Toadjustthehandleheight,positionthehardware
intooneofthreesetsofholesoneachsideofthe
mainframeasshowninFigure7,Figure8,andFigure9.
Figure7
Fronthandleposition—Lowestheight
1.Trunnionbracket—bottom
hole
3.Mountingboltlocation
2.Liftlinkstraps4.Handlehardware—front
holes
11

Figure8
Middlehandleposition
1.Trunnionbracket—bottom
hole
3.Mountingboltlocation
2.Liftlinkstraps4.Handlehardware—middle
holes
Figure9
Rearhandleposition—Highestheight
1.Trunnionbracket—top
hole
3.Mountingboltlocation
2.Liftlinkstraps4.Handlehardware—rear
holes
2.Securethehandlewithbothmountingbolts.
3.Adjustthetine-controllever;refertoAdjustingthe
Tine-ControlLever(page16).
CheckingtheEngineOilLevel
ServiceInterval:Beforeeachuseordaily
Theenginecrankcasecanhold0.55liters(20ounces)of
oil.Useonlyhigh-qualitySAE10W-30weightdetergentoil
thathastheAmericanPetroleumInstitute(API)service
classicationSH,SJ,Slorhigher.
Note:Whenthecrankcaseisempty,pourabout3/4ofthe
crankcasecapacityofoilinthecrankcase,thenfollowthe
procedureinthissection.
1.Movethemachinetoalevelsurface.
2.Cleanaroundthedipstick(Figure10).
g017580
Figure10
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.
12

FillingtheFuelTankwith
Gasoline
•Fueltankcapacity:3.8l(1USGallon)
•RecommendedFuel:
–Forbestresults,useonlyclean,fresh(lessthan30
daysold),unleadedgasolinewithanoctaneratingof
87orhigher((R+M)/2ratingmethod).
–Ethanol:Gasolinewithupto10%ethanol(gasohol)
or15%MTBE(methyltertiarybutylether)by
volumeisacceptable.EthanolandMTBEarenotthe
same.Gasolinewith15%ethanol(E15)byvolume
isnotapprovedforuse.Neverusegasolinethat
containsmorethan10%ethanolbyvolume,such
asE15(contains15%ethanol),E20(contains20%
ethanol),orE85(containsupto85%ethanol).
Usingunapprovedgasolinemaycauseperformance
problemsand/orenginedamagewhichmaynotbe
coveredunderwarranty.
–Donotusegasolinecontainingmethanol.
–Donotstorefueleitherinthefueltankorfuel
containersoverthewinterunlessafuelstabilizeris
used.
–Donotaddoiltogasoline.
Important:Donotusefueladditivesotherthanafuel
stabilizer/conditioner.Donotusefuelstabilizerswithan
alcoholbasesuchasethanol,methanol,orisopropanol.
DANGER
Incertainconditions,gasolineisextremely
ammableandhighlyexplosive.Areorexplosion
fromgasolinecanburnyouandothersandcan
damageproperty.
•Fillthefueltankoutdoors,inanopenarea,and
whentheengineiscold.Wipeupanygasoline
thatspills.
•Donotllthefueltankcompletelyfull.Add
gasolinetothefueltankuntilthelevelis6to13
mm(1/4to1/2in)belowthebottomoftheller
neck.Thisemptyspaceinthetankallowsthe
gasolinetoexpand.
•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.
1.Cleanaroundthefueltankcap(Figure11).
Figure11
1.Fueltankcap
2.Removethecapfromthetank.
3.Fillthefueltankwithunleadedgasolinetowithin6to
13mm(1/4to1/2inch)fromthetopofthetank.Do
notllintothellerneck.
Important:Donotllthetankmorethan6mm
(1/4inch)fromthetopofthetankbecausethe
gasolinemusthaveroomtoexpand.
4.Installthefueltankcapandwipeupanyspilled
gasoline.
13

StartingtheEngine
1.Connectthewiretothesparkplug.
2.Openthefuelvalvebyturnitin-linewiththefuelhose
(Figure12).
12
g017588
Figure12
1.Fuellter2.Fuelvalve—offposition
3.Movethethrottlecontrolallthewayforwardtothe
Chokeposition(Figure12).
Note:Donotusethechokewhentheengineiswarm.
g016910
1
Figure13
1.Throttlecontrol
4.Pullthestarterhandlelightlyuntilyoufeelresistance,
thenpullitsharply.Allowtheropetoreturntothe
handleslowly.
5.Whentheenginestarts,movethethrottlecontrolto
theFastposition.
Note:Thethrottlesettinggovernsthemaximumdrive
speedoftheaerator.
StoppingtheEngine
1.Releasethetractioncontrolleverandallowittoreturn
toneutral.
2.Movethethrottleleverallthewayrearwardtostop
theengine.
DrivingtheMachine
•Tomoveforward,pressthecontrolleverforward(Figure
14).Thefurtherforwardyoupushit,thefasterthe
machinewilltravel.
•Tomoveinreverse,pullthecontrolleverrearward
(Figure14).Thefurtherrearwardyoupullit,thefaster
themachinewilltravel.
WARNING
Theaeratortinesaresharpandcanpuncture
yourfeetorotherbodyparts.
Useextremecarewhenmovinginreverseso
thatyoudonotallowyourfeettogoclosetothe
tines.Watchforandavoidobstaclesyoucould
tripover.
•Toturnthemachine,moveslowlyandpressdownonthe
handles;turnthemachineinthedesireddirectionthen
resumenormaloperation.
•Tomakezeroturns,pulluponthetineground
engagementleverandraisethetines.
Important:Donotmakeazeroturnwhenthetines
aredown.Turningwiththetinesdownwillresult
inturftearing.
•Tostop,releasethecontrollever(Figure14).
14

g017583
Figure14
1.Forward3.Reverse
2.Neutral(Stop)
Aerating
1.Drivethemachinetothedesiredlocationandstopit.
2.Pushthetinecontrolleverdownandforwardtoraise
therearwheelsandengagethetines.
g013076
1
2
Figure15
1.Tinecontrollever—tinesdisengagedfromtheground
2.Tinecontrollever—tinesengagedintotheground
3.Drivethemachinetoaeratethedesiredarea.
Note:Themachinewithaerateinbothforwardand
reverse.
4.Whennished,stopthemachineandpullthetine
controlleverrearwardanduptolowertherearwheels
andliftsthetinesoutoftheground.
Important:Donotdrivethemachineacross
pavementorotherhardsurfaceswithoutrst
raisingthetines.Crossinghardsurfaceswiththe
tinesloweredwilldamagethetines.
AddingWeight
Toensurethatthetinespenetratefullyintothesoil,youcan
addweighttothebackofthemachine.Themachinehas
threeweightpocketsthatholdtheweights(Figure16).When
placingweight,ensurethatyouhaveabalancedload;ifusing
onlyoneweight,placeitinthecenterpocketandifusingtwo,
placetheminthesidepockets.
g017584
Figure16
1.Weight
AdjustingtheCoringDepth
Acoringdepthof6.35cm(2-1/2inches)isrecommended,
butyoucanchangethedepthasfollows:
1.Stopengine,waitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Loosenthenutssecuringthewheelstopontheright
sideofthemachine(seeFigure17).
15

Figure17
1.Wheelstop3.Indicatorhole
2.Nuts4.Indicatornotches
4.Lowerthewheelstoptoreducethedepth.Raiseitto
increasethecoringdepthandasrequired.
Note:Toensurethatthetinespenetratefullyintothe
soil,weightscanbeaddedtothebackofthemachine.
Themachinehasthreeweightpocketsthatholdthe
weights.Whenplacingweight,ensurethattheloadis
balanced;ifusingonlyoneweight,placeitinthecenter
pocketandifusingtwo,placetheminthesidepockets.
Note:Theremovableweightsareheavy.Usecare
whenliftingthem.Makesurethatyoucanhold
themsecurelybeforeliftingthem.Usecautionwhen
positioningyourhandssothatyoudonotsetthem
downonyourhandsorngers.
5.Tightenthenutssecurelytolockthewheelstopin
place.
6.Repeatsteps3through5forthewheelstopontheleft
sideofthemachine.Usethevisualindicatornotches
inthewheelstopandindicatorholesintheframeto
setthewheelstopstothesameheightoneachside
(seeFigure17).
AdjustingtheTine-Control
Lever
1.Stopengine,waitforallmovingpartstostop.
2.Disconnectthewirefromthesparkplug.
3.Raisethetinestothetransportposition.
4.Thewheelarmandthepivotshaftassemblyshould
havesurface-to-surfacecontact.Ifnot,checkthe
distanceofthelowerliftlinkageandadjustifnecessary.
Figure18
1.Pivotshaftassembly3.Wheelarmassembly
2.4.8inches(12cm)
5.Thelowerballjointbolt,ontheupperlinkrod,should
beoffset1/4inch(6mm)fromthehandlepivotbolt.
Ifnot,loosenthelocknutsontheliftlinkstrapball
joints,adjustasnecessary,andretightenlocknuts.
Figure19
1.Handlepivotbolt4.Liftlinkstrapballjoint
2.Lowerballjointbolt5.Adjusthere
3.1/4inch(6mm)
6.Slidetheovallockingringsupwardonthehandleand
foldthehandletowardstheengine.
7.Theballjointonthetine-controllevershouldcontact
thehandlermly;ifnot,proceedtostep8.
16

Figure20
1.Handle
2.Self-propeldrivebail
3.Tine-controllever
4.Jamnut
5.Linkrod
6.Balljointcontactshandle
8.Loosenbothjamnuts,onbothendsofthelinkrod,
nexttotheballjoints.
9.Turnthelinkrod,byhand,untiltheballjointonthe
tine-controlleveristightagainstthehandle.
10.Tightenbothjamnutsonthelinkrodnexttotheball
joints.
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.
17

Maintenance
RecommendedMaintenanceSchedule(s)
MaintenanceService
IntervalMaintenanceProcedure
Aftertherst5hours•Changetheengineoil.
Beforeeachuseordaily
•Checktheengineoillevel.
•Checktheconditionandtensionofthetinedrivechains.
•Checktheconditionofthefrontdrivechains.
•Checktheconditionofthedrivechainsprockets.
•Lubricatethetinedrivechains.
•Checktheconditionofthecoringtinesandreplaceanythataredamagedor
excessivelyworn.
•Checkforloosefasteners.
•Cleantheengineandexhaustsystemarea.
•Cleangrassanddebrisbuildupfromthemachine.
Every25hours
•Greasetineshaftbearings.
•Greasetineassemblyidlers.
•Lubricatethefrontdrivechains.
•Cleanthefoampre-cleaner(morefrequentlyindustyconditions).
•Checkthetensionofthehydrostaticdrivebelt.
Every50hours
•Changetheengineoil.
•Checkthesparkarrester(ifequipped).
•Checkforleaksinthefuelsystemsand/ordeterioratingfuelhose.
•Checkthetirepressures.
Every100hours
•Changetheoillter.
•Inspect,clean,andadjustthesparkplug;replaceitifnecessary.
•Cleanthefuellterelement.
•Changethehydraulictransmissionuid.
Every200hours•Replacethesparkplug.
Every250hours•Replacethefuellter.(Morefrequentlyindustyconditions.)
Every300hours•Replacetheaircleanerelements(morefrequentlyindustyconditions).
Yearlyorbeforestorage•T ouchupchippedpaint.
CAUTION
Ifyouleavethesparkpugwireconnected,someonecouldaccidentlystarttheengineandseriouslyinjure
youorotherbystanders.
Beforeperforminganymaintenance,parktheunitonalevelsurface,stoptheengine,anddisconnectthe
sparkplugwire.Setthewireasidesothatitdoesnotaccidentallycontactthesparkplug.
18

Premaintenance
Procedures
AccessingtheTines
Themachinehasarearaccesspanelthatyoucanremoveto
accessandmaintainthetines(Figure21).
Figure21
1.Rearaccesspanel
WARNING
Ifyouoperatethemachinewiththerearaccess
panelremoved,someonecouldbeseverelyinjured
bycontactwiththemovingtinesorbyyingdebris.
Alwayssecurelyinstalltherearaccesspanelbefore
operatingthemachine.
TippingtheMachine
Ifyouneedtoworkontheundersideofthemachine,youcan
tipitbackward(Figure22).Donottipthemachineforward
oryouwillfoultheaircleanerwithgasoline.Securethe
machinewithajackstandbeforeworkingunderit.
g017586
1
Figure22
1.Jackstand
WARNING
Mechanicalorhydraulicjacksmayfailtosupport
machineandcauseaseriousinjury.
•Usejackstandswhensupportingmachine.
•Donotusehydraulicjacks.
19

Lubrication
GreasingtheTineShaft
Bearings
ServiceInterval:Every25hours
Every25hours
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Removetherearaccesspanel;refertoAccessingthe
Tines(page19)
3.LubricatettingswithNGLIgrade#2multi-purpose
gungrease.
Refertothefollowingchartforttinglocationsand
lubricationschedule.
LubricationChart
Fitting
Locations
Initial
Pumps
Numberof
Places
Service
Interval
1.TineShaft
Bearings
1225hours
2.Tine
AssemblyIdlers
1-2225hours
LubricatingandCheckingthe
DriveChainsandSprockets
ServiceInterval:Beforeeachuseordaily—Checkthe
conditionandtensionofthetinedrive
chains.
Beforeeachuseordaily—Checktheconditionofthe
frontdrivechains.
Beforeeachuseordaily—Checktheconditionofthe
drivechainsprockets.
Beforeeachuseordaily—Lubricatethetinedrive
chains.
Every25hours
1.Raisethetines,stopthemachine,stoptheengine,and
disconnectthesparkplugwire.
2.Raisethefrontofthemachinetogainaccesstothe
chains()andblockitinplace.
CAUTION
Ifyoudonotsecurelyblocktheupthefront
ofthemachine,themachinecouldfallonyou
duringservice,injuringyou.
Ensurethatyouplaceajack-standorblock
underthefrontofthemachinetoholditup
securely.
Important:Donotraisetherearofthemachine.
Raisingtherearofthemachinewillcausethe
enginetooodandtheaircleanertobefouled
withgasoline.
3.Rotatethefrontwheelsandapplyoilorchainlubricant
ontothelinksofthelowerspansofthefrontdrive
chains(Figure23).
Figure23
1.Tinedrivechains2.Frontdrivechains
4.Checkthefrontdrivechains(Figure23)forwear,
damage,andpropertension.Ifchainspoporsnap,
replacethesprocketsandchains.
5.Rotatetineshaftsandapplyoilorchainlubricantonto
allthelinksofthelowerspansofthetinedrivechains
(Figure23).
6.Checkthechainsonbothsidesoftheunitforwear,
damage,andpropertension.Thechainsshouldbeable
tomoveupanddown1/4inch(6mm)maximum.
Ifchainsarenottightenoughortheypoporsnap
adjustthechaintension;refertoAdjustingtheTension
ofTineDriveChains(page24).
7.Inspectallchainsprocketsforwearandreplacethem
asrequired.
8.Wipeupanyoilthatspilledandlowerthemachineto
thegroundwhennished.
20