STAND-ON
AERATOR
24INCHMODEL
ForSerialNos.
402,082,300&Higher
PartNo.4503-596Rev.B
WARNING
CALIFORNIA
Proposition65Warning
Thisproductcontainsachemical
orchemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orreproductiveharm.
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Important:ItisaviolationofCaliforniaPublic
ResourceCodeSection4442or4443touse
oroperatetheengineonanyforest-covered,
brush-covered,orgrass-coveredlandunlessthe
engineisequippedwithasparkarrester,as
denedinSection4442,maintainedineffective
workingorderortheengineisconstructed,
equipped,andmaintainedforthepreventionof
re.
Toacquireasparkarresterforyourmachine,seeyour
EngineServiceDealer.
ForallmodelsthatdonothaveExmarkengines,
pleaserefertotheenginemanufacturer's
informationincludedwiththemachine.
FormodelswithExmarkengines,refertothis
manualforinformation.
Thegrossornethorsepower(ortorque)of
thisenginewaslaboratoryratedbytheengine
manufacturerinaccordancewiththeSociety
ofAutomotiveEngineers(SAE)J1940orJ2723.
Asconguredtomeetsafety,emission,and
operatingrequirements,theactualengine
horsepower(ortorque)onthisclassofmachine
willbesignicantlylower.
©2018ExmarkMfg.Co.,Inc.
2101AshlandAve
Beatrice,NE68310
2
Contactusatwww.Exmark.com.
PrintedintheUSA
AllRightsReserved
Introduction
CONGRATULATIONSonthepurchaseofyour
ExmarkAerator.Thisproducthasbeencarefully
designedandmanufacturedtogiveyouamaximum
amountofdependabilityandyearsoftrouble-free
operation.
Thismanualcontainsoperating,maintenance,
adjustment,andsafetyinstructionsforyourExmark
aerator.
BEFOREOPERATINGYOURAERATOR,
CAREFULLYREADTHISMANUALINITS
ENTIRETY.
Byfollowingtheoperating,maintenance,andsafety
instructions,youwillprolongthelifeofyouraerator,
maintainitsmaximumefciency,andpromotesafe
operation.
Important:Tomaximizesafety,performance,
andproperoperationofthismachine,itis
essentialthatalloperatorscarefullyreadand
fullyunderstandthecontentsoftheOperator’s
manualprovidedwiththeproduct.Safe
operationofExmarkequipmentisessential.
Failuretocomplywiththeoperatinginstructions
orreceivepropertrainingmayresultininjury.
Gotohttp://www.Exmark.comforadditional
safeoperationinformation,suchassafetytips,
trainingmaterials,andOperator’smanuals.
Ifadditionalinformationisneeded,orshould
yourequiretrainedmechanicservice,contactyour
authorizedExmarkequipmentdealerordistributor.
AllExmarkequipmentdealersanddistributorsare
keptinformedofthelatestmethodsofservicing
andareequippedtoprovidepromptandefcient
serviceintheeldorattheirservicestations.They
carryamplestockofservicepartsorcansecurethem
promptlyforyoufromthefactory.
AllExmarkpartsarethoroughlytestedandinspected
beforeleavingthefactory,however,attentionis
requiredonyourpartifyouaretoobtainthefullest
measureofsatisfactionandperformance.
Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.
g231322
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
Forcompletewarrantydetails,see
http://www.Exmark.com.Youmayalsocall
us402-223-6375torequestawrittencopyofthe
product’swarranty.
3
Contents
Introduction...........................................................3
Safety.....................................................................5
SafetyAlertSymbol.........................................5
SafeOperatingPractices..................................5
SafetyandInstructionalDecals......................10
Specications........................................................14
Systems..........................................................14
Dimensions....................................................15
TorqueRequirements.....................................15
ProductOverview.................................................16
Operation..............................................................16
Controls.........................................................16
Pre-Start.........................................................20
OperatingInstructions...................................20
Transporting..................................................23
Maintenance..........................................................25
RecommendedMaintenanceSchedule(s)............25
PeriodicMaintenance........................................26
CheckEngineOilLevel..................................26
CheckBatteryCharge.....................................26
CheckTines...................................................28
ChecktheSafetyInterlock..............................29
CheckforLooseHardware.............................30
ServiceAirCleaner.........................................30
ChangeEngineOil.........................................30
CheckAuxiliaryHydraulicOilLevel................30
CheckHydraulicTransmissionOil
Level..........................................................30
CheckTirePressures......................................31
CheckConditionandTensionOf
Belts...........................................................31
CheckConditionOfChains............................31
CheckConditionOfSprockets.......................31
LubricatingtheChains....................................31
LubricatingtheGreaseFittings.......................31
CheckSparkPlug...........................................32
ChangeAuxiliaryHydraulicReservoirFluid
andFilter....................................................32
ChangeHydraulicTransmissionFiltersand
Fluid..........................................................32
CheckTransmissionOutputShaftNut
TorqueSpecication...................................33
CheckWheelHubBoltTorque
Specication...............................................33
CheckTransmissionMountBolt
Torque.......................................................33
CheckSparkArrester(ifequipped)..................34
ThreadLockingAdhesives..............................34
Adjustments......................................................35
AuxiliaryPumpDriveBeltAdjustment...........35
TransmissionDriveBeltTension....................35
DriveWheelChainTension
Adjustment................................................35
TineDriveChainAdjustment.........................35
AdjustingtheParkingBrake............................35
MotionControlLinkageAdjustment..............36
MotionControlTrackingAdjustment.............36
Return-to-UpSpringAdjustment....................37
Cleaning............................................................38
CleanEngineandExhaustSystem
Area...........................................................38
RemoveEngineShroudsandClean
CoolingFins...............................................38
CleanDebrisFromMachine...........................38
WasteDisposal...............................................38
Troubleshooting....................................................39
Schematics............................................................41
4
Safety
Safety
SafetyAlertSymbol
ThisSafetyAlertSymbol(Figure2)isusedbothin
thismanualandonthemachinetoidentifyimportant
safetymessageswhichmustbefollowedtoavoid
accidents.
Thissymbolmeans:ATTENTION!BECOME
ALERT!YOURSAFETYISINVOLVED!
g000502
Figure2
SafetyAlertSymbol
Thesafetyalertsymbolappearsaboveinformation
whichalertsyoutounsafeactionsorsituations
andwillbefollowedbythewordDANGER,
WARNING,orCAUTION.
DANGER:Indicatesanimminentlyhazardous
situationwhich,ifnotavoided,Willresultindeathor
seriousinjury.
WARNING:Indicatesapotentiallyhazardous
situationwhich,ifnotavoided,Couldresultindeath
orseriousinjury.
CAUTION:Indicatesapotentiallyhazardous
situationwhich,ifnotavoided,Mayresultinminor
ormoderateinjury.
Thismanualusestwootherwordstohighlight
information.Importantcallsattentiontospecial
mechanicalinformationandNoteemphasizes
generalinformationworthyofspecialattention.
SafeOperatingPractices
Training
•ReadtheOperator’sManualandothertraining
material.Iftheoperator(s)ormechanic(s)cannot
readthismanualitistheowner’sresponsibilityto
explainthismaterialtothem;otherlanguagesmay
beavailableonourwebsite.
•Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
•Alloperatorsandmechanicsshouldbetrained.
Theownerisresponsiblefortrainingtheusers.
•Neverletchildrenoruntrainedpeopleoperate
orservicetheequipment.Localregulationsmay
restricttheageoftheoperator.
•Onlyadultsandmatureteenagersshouldoperate
anaerator,andevenmatureteenagersshouldhave
adultsupervision.Besureateenager:
1.hasreadandunderstandstheOperator's
Manualandrecognizestherisksinvolved;
2.issufcientlymaturetousecaution;and
3.isofsufcientsizeandweighttooperate
thecontrolscomfortablyandtomanagethe
aeratorwithouttakingrisks.
•Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtohimselfor
herself,otherpeopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyand
safelyperformthejob.Onlyuseaccessoriesand
attachmentsapprovedbyExmark.
•Wearappropriateclothingincludingsafetyglasses,
substantialslip-resistantfootwear,andhearing
protection.Longhair,looseclothingorjewelry
maygettangledinmovingparts.
CAUTION
Thismachineproducessoundlevelsinexcess
of85dBAattheoperator’searandcancause
hearinglossthroughextendedperiodsof
exposure.
Wearhearingprotectionwhenoperatingthis
machine.
•Inspecttheareawheretheequipmentistobe
usedandremoveallrocks,toys,sticks,wires,
bones,andotherforeignobjectswhichcanbe
thrownbythemachineandmaycausepersonal
injurytotheoperatororbystanders.
•Markandavoidhiddenobjectssuchassprinkler
heads,undergroundwires/cables,invisiblefences,
etc.topreventdamagetothesesystemswhen
aerating.
5
Safety
DANGER
Incertainconditionsgasolineisextremely
ammableandvaporsareexplosive.
Areorexplosionfromgasolinecanburn
you,others,andcausepropertydamage.
•Fillthefueltankoutdoorsonlevelground,
inanopenarea,whentheengineiscold.
Wipeupanygasolinethatspills.
•Neverrellthefueltankordrainthe
machineindoorsorinsideanenclosed
trailer.
•DoNotllthefueltankcompletelyfull.
Fillthefueltanktothebottomoftheller
neck.Theemptyspaceinthetankallows
gasolinetoexpand.Overllingmayresult
infuelleakageordamagetotheengine
oremissionsystem.
•Neversmokewhenhandlinggasoline,and
stayawayfromanopenameorwhere
gasolinefumesmaybeignitedbyspark.
•Storegasolineinanapprovedcontainer
andkeepitoutofthereachofchildren.
•Addfuelbeforestartingtheengine.Never
removethecapofthefueltankoradd
fuelwhenengineisrunningorwhenthe
engineishot.
•Iffuelisspilled,DoNotattempttostart
theengine.Moveawayfromtheareaof
thespillandavoidcreatinganysourceof
ignitionuntilfuelvaporshavedissipated.
•DoNotoperatewithoutentireexhaust
systeminplaceandinproperworking
condition.
DANGER
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingaspark
whichcanignitegasolinevapors.Areor
explosionfromgasolinecanburnyouand
othersandcausepropertydamage.
•Alwaysplacegasolinecontainersonthe
groundawayfromyourvehiclebefore
lling.
•DoNotllgasolinecontainersinsidea
vehicleoronatruckortrailerbedbecause
interiorcarpetsorplastictruckbedliners
mayinsulatethecontainerandslowthe
lossofanystaticcharge.
•Whenpractical,removegas-powered
equipmentfromthetruckortrailerand
refueltheequipmentwithitswheelson
theground.
•Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfroma
portablecontainer,ratherthanfroma
gasolinedispensernozzle.
•Ifagasolinedispensernozzlemustbe
used,keepthenozzleincontactwiththe
rimofthefueltankorcontaineropening
atalltimesuntilfuelingiscomplete.Do
Notuseanozzlelockopendevice.
WARNING
Gasolineisharmfulorfatalifswallowed.
Long-termexposuretovaporshascaused
cancerinlaboratoryanimals.Failuretouse
cautionmaycauseseriousinjuryorillness.
•Avoidprolongedbreathingofvapors.
•Keepfaceawayfromnozzleandgas
tank/containeropening.
•Keepawayfromeyesandskin.
•Neversiphonbymouth.
•Checkthattheoperatorpresencecontrols,
safetyswitches,andshieldsareattachedand
functioningproperly.DoNotoperateunlessthey
arefunctioningproperly.
6
Safety
Operation
WARNING
Operatingengineparts,especiallythemufer,
becomeextremelyhot.Severeburnscanoccur
oncontactanddebris,suchasleaves,grass,
brush,etc.cancatchre.
•Allowengineparts,especiallythemufer,to
coolbeforetouching.
•Removeaccumulateddebrisfrommuferand
enginearea.
WARNING
Engineexhaustcontainscarbonmonoxide,
whichisanodorlessdeadlypoisonthatcankill
you.
DoNotrunengineindoorsorinasmallconned
areawheredangerouscarbonmonoxidefumes
cancollect.
•Operateonlyindaylightorgoodarticiallight,
keepingawayfromholesandhiddenhazards.
•Lightningcancausesevereinjuryordeath.If
lightningisseenorthunderisheardinthearea,
DoNotoperatethemachine;seekshelter.
•Besurealldrivesareinneutralandparkingbrake
isengagedbeforestartingengine.
•Neveroperatethemachinewithdamagedguards,
shields,orcovers.Alwayshavesafetyshields,
guards,switchesandotherdevicesinplaceandin
properworkingcondition.
•DoNotchangetheenginegovernorsettingor
overspeedtheengine.
•Parkmachineonlevelground.Stopengine,wait
forallmovingpartstostop,removekeyand
engageparkingbrake:
–Beforechecking,cleaningorworkingonthe
machine.
–Afterstrikingaforeignobjectorabnormal
vibrationoccurs(inspectthemachinefor
damageandmakerepairsbeforerestarting
andoperatingthemachine).
–Beforeclearingblockages.
–Wheneveryouleavethemachine.
•Stopengine,waitforallmovingpartstostop,and
engageparkingbrake:
–Beforerefueling.
WARNING
Hands,feet,hair,clothing,oraccessoriescan
becomeentangledinrotatingparts.Contact
withtherotatingpartscancausetraumatic
amputationorseverelacerations.
•DoNotoperatethemachinewithout
guards,shields,andsafetydevicesinplace
andworkingproperly.
•Keephands,feet,hair,jewelry,orclothing
awayfromrotatingparts.
•NEVERcarrypassengers.DONOToperate
themachinewhenpeople,especiallychildren,or
petsareinthearea.
•Bealert,slowdownandusecautionwhen
makingturns.Lookbehindandtothesidebefore
changingdirections.
•Raisethetines,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemachinetoandfromthework
area.
•DoNotoperatethemachineundertheinuence
ofalcoholordrugs.
•Useextremecarewhenloadingorunloadingthe
machineintoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
SlopeOperation
•Slopesareamajorfactorrelatedtolossofcontrol
androlloveraccidents,whichcanresultinsevere
injuryordeath.Theoperatorisresponsiblefor
safeslopeoperation.Operatingthemachineon
anysloperequiresextracaution.Beforeusingthe
machineonaslope,theoperatormust:
–Reviewandunderstandtheslopeinstructions
inthemanualandonthemachine.
–Evaluatethesiteconditionsofthedayto
determineiftheslopeissafeformachine
operation.Usecommonsenseandgood
judgmentwhenperformingthisevaluation.
Changesintheterrain,suchasmoisture,can
quicklyaffecttheoperationofthemachine
onaslope.
•Operateacrossslopes,neverupanddown.Avoid
operationonexcessivelysteeporwetslopes.
7
Safety
•Identifyhazardsatthebaseoftheslope.Do
notoperatethemachineneardropoffs,ditches,
embankments,waterorotherhazards.The
machinecouldsuddenlyrolloverifawheelgoes
overtheedgeortheedgecollapses.Keepasafe
distance(twicethewidthofthemachine)between
themachineandanyhazard.Useawalkbehind
machineorahandheldtooltooperateinthese
areas.
g222486
Figure3
1.SafeZone—Usethemachinehere
2.DangerZone-Useawalkbehindmachineorahand
heldtoolneardropoffs,ditches,embankments,water
orotherhazards.
3.Water
4.W=widthofthemachine
5.Keepasafedistance(twicethewidthofthemachine)
betweenthemachineandanyhazard.
•Avoidstarting,stoppingorturningthemachine
onslopes.Avoidmakingsuddenchangesinspeed
ordirection;turnslowlyandgradually.
•Donotoperateamachineunderanyconditions
wheretraction,steeringorstabilityisinquestion.
Beawarethatoperatingthemachineonwetgrass,
acrossslopesordownhillmaycausethemachine
tolosetraction.Lossoftractiontothedrive
wheelsmayresultinslidingandalossofbraking
andsteering.Themachinecanslideevenifthe
drivewheelsarestopped.
•Removeormarkobstaclessuchasditches,holes,
ruts,bumps,rocksorotherhiddenhazards.Tall
grasscanhideobstacles.Uneventerraincould
overturnthemachine.
•Useextracarewhileoperatingwithaccessories
orattachments.Thesecanchangethestabilityof
themachineandcausealossofcontrol.Follow
directionsforcounterweights.
•Ifyoulosecontrolofthemachine,stepoffand
awayfromthedirectionoftravelofthemachine.
MaintenanceandStorage
•Raisethetines,settheparkingbrake,stopengine
andremovekeyordisconnectsparkplugwire.
Waitforallmovementtostopbeforeadjusting,
cleaningorrepairing.
•Keepengineandengineareafreefromexcessive
greaseoroilandotherdebriswhichcan
accumulateintheseareas.Thesematerialscan
becomecombustibleandmayresultinare.
•Letenginecoolbeforestoringanddonotstore
nearameoranyenclosedareawhereopenpilot
lightsorheatappliancesarepresent.
•Shutofffuelwhilestoringortransporting.Do
Notstorefuelnearamesordrainindoors.
•Parkmachineonlevel,hardground.Neverallow
untrainedpersonneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectbatteryorremovesparkplugwire
beforemakinganyrepairs.Disconnectthe
negativeterminalrstandthepositivelast.
Reconnectpositiverstandnegativelast.
•Usecarewhencheckingandservicingtines.Wrap
thetine(s)orweargloves,andusecautionwhen
servicingthem.Onlyreplacedamagedtines.
Neverstraightenorweldthem.
•Keephandsandfeetawayfrommovingparts.
Ifpossible,donotmakeadjustmentswiththe
enginerunning.
•Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugcharger
beforeconnectingordisconnectingfrombattery.
Wearprotectiveclothinganduseinsulatedtools.
8
Safety
DANGER
Chargingorjumpstartingthebatterymay
produceexplosivegases.Batterygasescan
explodecausingseriousinjury.
•Keepsparks,ames,orcigarettesaway
frombattery.
•Ventilatewhenchargingorusingbattery
inanenclosedspace.
•Makesureventingpathofbatteryis
alwaysopenoncebatteryislledwith
acid.
•Alwaysshieldeyesandfacefrombattery.
DANGER
Batteryelectrolytecontainssulfuricacid,
whichispoisonousandcancausesevere
burns.Swallowingelectrolytecanbefatalor
ifittouchesskincancausesevereburns.
•Wearsafetyglassestoshieldeyes,and
rubberglovestoprotectskinandclothing
whenhandlingelectrolyte.
•DoNotswallowelectrolyte.
•Intheeventofanaccident,ushwith
waterandcalladoctorimmediately.
CAUTION
Iftheignitionisinthe“ON”positionthere
ispotentialforsparksandengagementof
components.Sparkscouldcauseanexplosion
ormovingpartscouldaccidentallyengage
causingpersonalinjury.
Besureignitionswitchisinthe“OFF”
positionbeforechargingthebattery.
•Keepallguards,shieldsandallsafetydevicesin
placeandinsafeworkingcondition.
•Checkallboltsfrequentlytomaintainproper
tightness.
•Frequentlycheckforwornordeteriorating
componentsthatcouldcreateahazard.
WARNING
Removingstandardoriginalequipmentparts
andaccessoriesmayalterthewarranty,traction,
andsafetyofthemachine.Failuretouseoriginal
Exmarkpartscouldcauseseriousinjuryor
death.Makingunauthorizedchangestothe
engine,fuelorventingsystem,mayviolateEPA
andCARBregulations.
Replaceallpartsincluding,butnotlimitedto,
tires,belts,tines,andfuelsystemcomponents
withoriginalExmarkparts.
WARNING
Hydraulicuidescapingunderpressure
canpenetrateskinandcauseinjury.Fluid
accidentallyinjectedintotheskinmustbe
surgicallyremovedwithinafewhoursbyadoctor
familiarwiththisformofinjuryorgangrenemay
result.
•Ifequipped,makesureallhydraulicuid
hosesandlinesareingoodconditionandall
hydraulicconnectionsandttingsaretight
beforeapplyingpressuretohydraulicsystem.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicuid.
•Usecardboardorpaper,notyourhands,to
ndhydraulicleaks.
•Beforeperforminganyworkonthehydraulic
system:
–Safelyrelieveallpressureintheground
drivehydraulicsystembyplacingthemotion
controlleversinneutralandshuttingoffthe
engine.
–Safelyrelieveallpressureintheauxiliary
hydraulicsystembyshuttingofftheengine,
turningtheignitionswitchtothe“ON”
position,andpressingthetineground
engagementswitch.Oncethetineshave
loweredtotheground,releasethetineground
engagementswitchandturntheignition
switchtothe“OFF”position.
9
Safety
SafetyandInstructionalDecals
•Keepallsafetysignslegible.Removeallgrease,
dirtanddebrisfromsafetysignsandinstructional
labels.
•Replaceallworn,damaged,ormissingsafety
signs.
•Whenreplacementcomponentsareinstalled,be
surethatcurrentsafetysignsareafxedtothe
replacedcomponents.
•Ifanattachmentoraccessoryhasbeeninstalled,
makesurecurrentsafetysignsarevisible.
•Newsafetysignsmaybeobtainedfrom
yourauthorizedExmarkequipmentdealeror
distributororfromExmarkMfg.Co.Inc.
•Safetysignsmaybeafxedbypeelingoffthe
backingtoexposetheadhesivesurface.Apply
onlytoaclean,drysurface.Smoothtoremove
anyairbubbles.
•Familiarizeyourselfwiththefollowingsafetysigns
andinstructionlabels.Theyarecriticaltothesafe
operationofyourExmarkcommercialaerator.
decal115-4212
115-4212
1.Hydraulicoillevel3.Warning—donottouch
thehotsurface.
2.ReadtheOperator's
Manual.
decal117-2718
117–2718
decal120-9570
120-9570
1.Warning—stayawayfrommovingparts,keepallguards
andshieldsinplace.
decal121-6150
121-6150
1.Cuttinghazardofhandandfoot–stayawayfrommoving
parts.
decal121-6161
121–6161
1.Entanglementhazard,belt—stayawayfrommoving
parts;keepallguardsinplace.
10
Safety
decal121-6163
121–6163
1.Presstolowerthetines.2.Releasetoraisethe
tines.
decal135-2016
135-2016
1.Electronictinedepth-decrease
2.Electronictinedepth-increase
3.Pressandhold1secondtoturnon—tineground
engagementfootswitchunlock
4.Pressandhold1secondtoturnoff—tineground
engagementfootswitchlock
decal135-3183
135-3183
1.Bypassleverpositionfor
pushingthemachine.
3.Bypassleverpositionfor
operatingthemachine.
2.Readtheinstructions
beforeservicingor
performingmaintenance.
g211619
HourMeter/TineEngagementDisplay
1.Parkingbrake4.Depthsettinglock
2.Tinegroundengagement
footswitchlockout
5.SeeOperator’smanual
foroperatingconditions
code
3.Tinedownposition
11
Safety
STOP
LB
KG
135-2013
2
1
3
4
5
6
7
8
9
10
decal135-2013-1
135-2013
1.Operatorweightadjustment
5.Throttle—slow9.Parkingbrake—engage
2.Increase6.Engine—on10.Parkingbrake—release
3.Decrease7.Engine—start
4.Throttle—fast8.Engine—off
decal135-2014b
135-2014
1.Fast6.Wheelsandtinesrotatewhen
movingbackward
11.Thrownobjecthazard—pickup
debrisbeforeoperatingthemachine.
2.Slow7.Warning—readtheOperator’s
Manual.
12.Warning—shutofftheengine,
engagetheparkingbreak,and
removetheignitionkeybefore
leavingthemachine.
3.Neutral
8.Warning—keepbystandersasafe
distanceawayfromthemachine.
13.Tippinghazard–DoNotoperatethe
machineneardrop-offs.
4.Reverse
9.Warning—Cutting/dismemberment
hazardofhandorfoot;tines—stay
awayfrommovingparts;keepall
guardsinplace.
14.Tippinghazard–DoNotturnsharply
whiletravelingfast;slowdownand
turngradually.
5.Wheelsandtinesrotatewhen
movingforward
10.Warning—Donotoperatethe
machineunlessyouaretrained.
15.Tippinghazard–DoNotusesplit
ramps;usefullwidthrampstoload
amachinefortransport.
12
Safety
decal135-3685
135-3685
1.Readandunderstandtheoperator’smanualbefore
servicingthismachine.
6.Greasebeltidlerpivotevery100hours
2.Cleanandoilchainsandcheckchaintension(2x)every8
hours
7.Checktirepressure-23psi(2x)every50hours
3.Seeengineowner’smanualforservice8.Checkhydraulicoillevel(2x)(Onlyuserecommended
hydrooil)every50hours
4.Checkauxiliarypumpdrivebelttensionevery50hours9.Checkauxiliaryhydraulictank(OnlyuseAW-32hydrooil)
every50hours
5.Greasefrontcasterwheelbearings(2x)every100hours10.Greasetineshaftbearings(4x)every25hours
13
Specications
Specications
Systems
Engine
•EngineSpecications:SeeyourEngineOwner’s
Manual
•EngineOilType:Exmark4–CyclePremium
EngineOil
•RPM:FullSpeed:3800±100RPM(NoLoad)
FuelSystem
•Capacity:1.9gal.(7L)
•FuelRecommendations:
–Forbestresults,useonlyclean,fresh,unleaded
gasolinewithanoctaneratingof87orhigher
((R+M)/2ratingmethod).
–Oxygenatedfuelwithupto10%ethanolor
15%MTBEbyvolumeisacceptable.
–DoNotuseethanolblendsofgasoline(such
asE15orE85)withmorethan10%ethanol
byvolume.Performanceproblemsand/or
enginedamagemayresultwhichmaynotbe
coveredunderwarranty.
–DoNotusegasolinecontainingmethanol.
–DoNotstorefueleitherinthefueltankor
fuelcontainersoverthewinterunlessafuel
stabilizerisused.
–DoNotaddoiltogasoline.
•FuelShut-OffValve:1/4turn
ElectricalSystem(ElectricStart)
•ChargingSystem:FlywheelAlternator
•ChargingCapacity:Kohler,10amps
•BatteryType:BCIGroupU1
•BatteryVoltage:12Volt
•Polarity:NegativeGround
•Fuse:20ampmainfuse
SafetyInterlockSystem
Enginewillnotstartunlesstheparkbrakeisengaged.
OperatorControls
•SteeringandMotionControl
–Separatelevers,oneachsideoftheconsole,
controlspeedanddirectionoftravelofthe
respectivedrivewheels.
–Steeringiscontrolledbyvaryingtheposition
oftheleversrelativetoeachother.
•TineGroundEngagement:Engagesthetines
withtheground.
•ParkingBrakeLever:Engagestheparkingbrake.
•TineDownPressureControl:Adjuststinedown
pressure.
•ElectronicDepthControl:Adjustsactualtine
depthelectronically.
Transmission
•Twointegratedhydrostatictransmissions:Hydro
GearZT3100.
•HydraulicOilCapacity:78oz.(2.3L)per
transmission
•HydraulicFilterisreplaceablecartridgetype
•Speeds:
–0-7.0mph(11.3km/hr)forward.
–0-4.0mph(6.4km/hr)reverse.
WheelandTineDriveSystem
Drivewheelsandtheoutsideaerationtinesare
driventhroughrollerchainsbythetwohydrostatic
transmissions.
14
Specications
TiresandWheels
Drive
FrontCaster
Pneumatic
(Air-Filled)
Semi-Pneumatic
Quantity
22
Tread
TurfSaverSmooth
Size16.5x4.50-8113x4.00-6
PlyRating
4
Pressure
23psi
(159kPa)
Aeration
AerationWidth:24inches(61.0cm)
Tines:Qty:36
CoreDepth:.5-5inches(1.3-12.7cm)
Holespersquarefoot:4.6
Dimensions
OverallWidth:
35.5inches(90.2cm)
OverallLength:
68.6inches(173.2cm)
OverallHeight:
51.0inches(129.5cm)
TreadWidth:(OutsidetoOutsideof
Tires,Widthwise)
35.5inches(90.2cm)
CurbWeight:
856lb(388kg)
TorqueRequirements
BoltLocation
Torque
EngineMountingBolts
27-33ft-lb(37-45N-m)
WheelLugNuts
85-105ft-lb(115-142
N-m)
WheelHubBolt27-33ft-lb(37-45N-m)
TransmissionOutput
ShaftNuts
211-260ft-lb
(286-352N-m)
TineShaftNut
211-260ft-lb
(286-352N-m)
WheelAxleBolt135-165ft-lb
(183-224N-m)
TransmissionBracket
Bolts(4xwithspacers)
38-48ft-lb
(52-65N-m)
15
Operation
ProductOverview
g231324
Figure4
1.Platform
4.Motioncontrollevers
2.Parkbrakelever5.Fuelcap
3.Enginecontrols
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Controls
MotionControlLevers
Themotioncontrollevers,locatedoneachsideofthe
topconsole,controltheforwardandreversemotion
ofthemachine.
Movingtheleversforwardorbackwardturns
thewheelonthesamesideforwardorreverse
respectively.Wheelspeedisproportionaltothe
amounttheleverismoved.
Important:Thetinesarerotatingwhenthe
motioncontrolleversaremovedoutofthe
neutralposition.
g223330
Figure5
1.LHMotioncontrollever5.Forward
2.RHMotioncontrollever6.Neutral
3.Frontreferencebar
7.Reverse
4.Frontofunit8.Rearreferencebar
ChokeControl
Locatedonthecontrolconsole(blackknob)(see
Figure6).
Thechokeisusedtoaidinstartingacoldengine.
Pullingthechokeknobupwardwillputthechoke
inthe“ON”positionandpushingthechokeknob
downward,willputthechokeinthe“OFF”position.
16
Operation
DoNotrunawarmenginewithchokeinthe“ON”
position.
g231368
Figure6
1.Tinegroundengagement
footswitch
7.Choke
2.Operatorweight
adjustmentcontrol
8.RHMotioncontrollever
3.Multi-functionswitch
9.Hourmeter
4.LHMotioncontrollever10.Parkbrake
5.Frontreferencebar
11.Ignitionswitch
6.Throttle
ThrottleControl
Locatedonthecontrolconsole(redlever)(see
Figure6).
Thethrottleisusedtocontrolenginespeed.Moving
thethrottleleverforwardwillincreaseenginespeed
andmovingthethrottlelevertotherearwilldecrease
enginespeed.Movingthethrottleforwardintothe
detentisfullthrottle.
ParkBrakeLever
Locatedontherightsideoftheignitionswitchon
thecontrolconsole.
Thebrakeleverengagesaparkingbrakeinthe
transmissions.
Pullleverrearwardtoengagethebrake.
Pushtheleverforwardtodisengagethebrake.
Whenparkingonasteepslope,thewheelsmustbe
chockedorblockedinadditiontothebrakebeing
engaged.Theunitmustbetieddownandbrake
engagedwhentransporting.
IgnitionSwitch
Locatedontherightsideofthecontrolconsole.
Theignitionswitchisusedtostartandstopthe
engine.Theswitchhasthreepositions“OFF”,“ON”
and“START”.Insertkeyintoswitchandrotate
clockwisetothe“ON”position.Rotateclockwiseto
thenextpositiontoengagethestarter(keymustbe
heldagainstspringpressureinthisposition).Allow
thekeytoreturntothe“ON”positionimmediately
aftertheenginestarts.
g008610
Figure7
1.Off3.Start
2.On
Note:Tostarttheengine,theparkingbrakemust
beengaged.(Itisnotnecessaryfortheoperatorto
beontheplatform.)
HourMeter/TineEngagementDisplay
Locatedtotheleftoftheignitionswitchonthe
controlconsole.
•Thehourmetermonitorsanddisplaysengine
hours.
17
Operation
g211730
Figure8
HourMeterDisplay
1.LCDIndicators/Informationscreen
2.Hourdisplay
3.LEDstatuslight
Hoursaredisplayedwhenthekeyisofforwhen
themachineisrunning.Hoursarenotdisplayed
whenthemachineisaerating.
Note:TheLCDindicatorwillappearinthepark
brakesettingwhenitmeetsthe“safetostart”
mode(parkbrakeengaged).
•Thetineengagementdisplaymonitorsand
displaystheelectronictinedepthsetting.
g211731
Figure9
TineEngagementDisplay
1.LCDIndicators/Informationscreen
2.Tinedepthstatusbar
3.Tinedepthsettingindicator
4.LEDstatuslight
Therearetwowaystoactivatethedisplay.
1.Tapthemulti-functionswitcheitherupordown
todisplaythetineengagementmeter.
2.Steponthetinegroundengagementfootswitch.
Ahighernumberonthestatusbarincreasesthe
lengthoftheaerationplugandalowernumber
decreasesit.
Note:Ifthepluglengthisnotdesiredlength,the
machinemayneedtobeadjustedtoaccommodate
fortheweightoftheoperator(refertotheOperator
WeightAdjustmentControlsectionformore
information).
Note:RefertotheHourMeter/TineEngagement
User’sGuidefordetailedinformationexplaining
theOperatorinterfaceallowinguserstoaccess
information,resetcounters,modifysystemsettings,
andtroubleshoottheequipment.
LEDStatusLights
Locatedontherightsideofthehourmeter/tine
engagementdisplay.
TheLEDismulti-coloredtoindicatethesystem
statusandislocatedontherightsideofthepanel.
•SolidGreen—indicatesnormaloperating
activity.
•BlinkingRed—indicatesafaultisactive.
•SolidRed—indicatesmaintenanceisrequired.
Note:RefertotheHourMeter/TineEngagement
User’sGuideformoreinformation.
Multi-FunctionSwitch
Locatedtotheleftofthehourmeter/tineengagement
display.
Thisswitchallowstheoperatorto:
•increase/decreasethedepthofaerationplug.
•lockorunlockthetinedepthsetting.
•lockorunlocktheTineGroundEngagement
FootSwitch.
FuelShut-OffLever
LocatedundertheaircleaneronthefrontRHside.
Thefuelshut-offleverisusedtoshutoffthefuel
whenthemachinewillnotbeusedforafewdays,
18
Operation
duringtransporttoandfromthejobsite,andwhen
parkedinsideabuilding.
Rotatethehandlecounterclockwisetoopen;rotate
clockwiseto90°toclose.
DriveWheelReleaseValves
WARNING
Handsmaybecomeentangledintherotating
drivecomponentsbelowtheenginedeck,which
couldresultinseriousinjuryordeath.
Stopengine,removekey,allowallthemoving
partstostopbeforeaccessingthedrivewheel
releasevalves.
WARNING
Theengineandhydraulicdriveunitscanbecome
veryhot.Touchingahotengineorhydraulic
driveunitscancausesevereburns.
Allowtheengineandhydraulicdriveunitsto
coolcompletelybeforeaccessingthedrivewheel
releasevalves.
Locatedontheleftandrightsidesabovethe
transaxles.
Duringnormaloperatingconditions,thewasher
ontheleverispositionedoutsidetheslots.Ifthe
machinehastobepushedbyhand,thevalvesmust
beinthe“released”position(seeFigure10).
g211754
Figure10
1.Leverpositionfor
operatingthemachine
3.Leverpositiontopush
themachine
2.Washeroutsideofslot
4.Washerinsideslot
Toreleasethedrivewheels,movethelevertothe
largeropeningoftheslot,pushitinuntilthewasher
isinsidetheframe,thenmovetheleverbacktothe
narrowportionoftheslot.Repeatthisoneachside
ofthemachine.
Releasetheparkingbrake.Themachineisnowable
tobepushedbyhand.
DoNottowmachine.
Toresetthedrivesystembacktotheoperating
position:movethelevertothelargeropeningof
theslot,pulloutwarduntilthewasherisoutsideof
theframe,thenmovetheleverbacktothenarrow
portionoftheslot.Repeatthisoneachsideofthe
machine.
TineGroundEngagementFoot
Switch
Keephandsandfeetawayfromthetines.Ensure
thatthetinesareaisclearofanyobstructions
beforeloweringit.
Theswitchislocatedontheoperatorplatform.
Tolowerthetinesintotheground,standonthetine
groundengagementswitch.TheLEDilluminates
inthehourmeter/tineengagementdisplaywhen
thetineengagementisactivated.Toraisethetines,
removeyourfootfromtheswitch.
19
Operation
Thisswitchcanbelockedout(disabled)withthe
multi-functionswitch.
•Tapandholdthebottomoftheswitchtooverride
andlockout(disable)thefootswitch.TheLED
illuminatesinthehourmeter/tineengagement
display.Usethisfeaturewhentransportingthe
aerator.
•Tounlock,tapandholdthetopofthe
multi-functionswitchuntiltheLEDlight
disappears.
Note:Thelockoutfeatureisengagedeachtimethe
engineisswitchedoff.
OperatorWeightAdjustmentControl
Locatedontheleftsideofthecontrolconsole(see
Figure6).
Thisfeaturetakesintoaccounttheweightofthe
operatorsothatthecorrectaeratingpressureandplug
lengthisachievedandtomaximizelateralmachine
stability.Rotatingthecontrolcounterclockwise
decreasesthepressureandrotatingitclockwise
increasesit(SeeAdjustingtheOperatorWeight
ControlSetting).
Note:Eachoperatormustadjustthesystempressure
sothatthedrivetireslightlytouchtheground.
Important:Keepthedrivetiresonthegroundat
alltimestomaximizelateralmachinestability.
Pre-Start
Fillfueltankonlevelground.SeeFuel
RecommendationsintheSpecicationssectionfor
additionalgasolineinformation.
DoNotaddoiltogasoline.
DoNotoverllfueltank.Fillthefueltanktothe
bottomofthellerneck.Theemptyspaceinthe
tankallowsgasolinetoexpand.Overllingmayresult
infuelleakageordamagetotheengineoremission
system.
Makesureyouunderstandthecontrols,their
locations,theirfunctions,andtheirsafety
requirements.
RefertotheMaintenancesectionandperformallthe
necessaryinspectionandmaintenancesteps.
OperatingInstructions
OpentheFuelShut-OffValve
Rotatethelevercounterclockwisetoopen.
StartingtheEngine
1.Leavethemotioncontrolleversinneutraland
engagetheparkingbrake.
2.Setthethrottletothe“FAST”position.
3.Onacoldengine,pullthechokeknobupward
intothe“ON”position.Onawarmengine,leave
thechokeinthe“OFF”position.
4.Turnignitionswitchtothe“START”position.
Releasetheswitchassoonastheenginestarts.
Important:DoNotcranktheengine
continuouslyformorethantensecondsata
time.Iftheenginedoesnotstart,allowa60
secondcool-downperiodbetweenstarting
attempts.Failuretofollowtheseguidelines
canburnoutthestartermotor
Enginemaybedifculttostartin
temperaturesunder30°F(-1°C).
5.Ifthechokeisinthe“ON”position,gradually
returnchoketothe“OFF”positionastheengine
warmsup.
LoweringtheTines
DANGER
Therotatingtinesundertheenginedeckare
dangerous.Tinecontactcancauseseriousinjury
orkillyou.
DoNotputhandsorfeetundertheunitwhen
theengineisrunning.
1.Disengagetheparkingbrake.Setthrottleto
“FAST”position.
2.Thelockoutfeatureisengagedeachtimethe
engineisswitchedoff.Tounlock,tapandhold
thetopofthemulti-functionswitchuntilthe
LEDlightdisappears.
3.Taptheswitchoncetodisplaythetineengagement
depthsetting;adjustifnecessary.
20
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