Exmark TT23KAE User manual

Category
Lawnmowers
Type
User manual

This manual is also suitable for

TURFTRACER®
ForSerialNos.
790,000&Higher
PartNo.4500-361Rev.A
WARNING
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,or
otherreproductiveharm.
Important:Whenthemowerisusedoroperated
onanyCaliforniaforest,brushorgrasscovered
land,aworkingsparkarrestermustbeattached
tothemufer.Ifnot,theoperatorisviolating
statelaw,Section4442PublicResourceCode.To
acquireasparkarresterforyourunit,seeyour
EngineServiceDealer.
ThissparkignitionsystemcomplieswithCanadian
ICES-002Cesystèmed’allumageparètincellede
vèhiculeestconformeàlanormeNMB-002du
Canada
TheenclosedEngineOwner’sManualis
suppliedforinformationregardingTheU.S.
EnvironmentalProtectionAgency(EPA)and
theCaliforniaEmissionControlRegulationof
emissionsystems,maintenanceandwarranty.
KeepthisengineOwner’sManualwithyourunit.
ShouldthisengineOwner’sManualbecome
damagedorillegible,replaceimmediately.
Replacementsmaybeorderedthroughthe
enginemanufacturer.
Exmarkreservestherighttomakechangesor
addimprovementstoitsproductsatanytime
withoutincurringanyobligationtomakesuch
changestoproductsmanufacturedpreviously.
Exmark,oritsdistributorsanddealers,accept
noresponsibilityforvariationswhichmaybe
evidentintheactualspecicationsofitsproducts
andthestatementsanddescriptionscontained
inthispublication.
©2008—ExmarkMfg.Co.,Inc.
IndustrialParkBox808
Beatrice,NE68310
2
Contactusatwww.Exmark.com.
PrintedintheUSA
AllRightsReserved
Introduction
CONGRATULATIONSonthepurchaseofyour
ExmarkMower.Thisproducthasbeencarefully
designedandmanufacturedtogiveyouamaximum
amountofdependabilityandyearsoftrouble-free
operation.
Thismanualcontainsoperating,maintenance,
adjustment,andsafetyinstructionsforyourExmark
mower.
BEFOREOPERATINGYOURMOWER,
CAREFULLYREADTHISMANUALINITS
ENTIRETY.
Byfollowingtheoperating,maintenance,andsafety
instructions,youwillprolongthelifeofyourmower,
maintainitsmaximumefciency,andpromotesafe
operation.
Ifadditionalinformationisneeded,orshouldyou
requiretrainedmechanicservice,contactyour
authorizedExmarkequipmentdealerordistributor.
AllExmarkequipmentdealersanddistributorsare
keptinformedofthelatestmethodsofservicing
andareequippedtoprovidepromptandefcient
serviceintheeldorattheirservicestations.They
carryamplestockofservicepartsorcansecurethem
promptlyforyoufromthefactory.
AllExmarkpartsarethoroughlytestedandinspected
beforeleavingthefactory,however,attentionis
requiredonyourpartifyouaretoobtainthefullest
measureofsatisfactionandperformance.
Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
3
Contents
Introduction...........................................................3
Safety.....................................................................5
SafetyAlertSymbol.........................................5
SafeOperatingPractices..................................5
SafetyandInstructionalDecals.....................10
Specications.......................................................12
ModelNumbers............................................12
Systems.........................................................12
Dimensions...................................................13
TorqueRequirements....................................14
ProductOverview................................................14
Operation.............................................................15
Controls........................................................15
Pre-Start........................................................16
OperatingInstructions..................................17
Transporting.................................................21
Maintenance.........................................................22
RecommendedMaintenanceSchedule(s)...........22
PeriodicMaintenance.......................................23
CheckEngineOilLevel.................................23
CheckBatteryCharge....................................23
CheckMowerBlades.....................................23
CheckSafetyInterlockSystem.......................24
CheckforLooseHardware............................25
ServiceAirCleaner........................................25
ChangeEngineOil........................................25
CheckHydraulicOilLevel.............................25
CheckTirePressures.....................................25
CheckConditionOfBelts..............................26
LubricateGreaseFittings...............................26
LubricateCasterWheelHubs........................26
RemoveEngineShroudsandCleanCooling
Fins...........................................................27
CheckSparkPlugs.........................................27
ChangeHydraulicSystemFilter.....................28
ThreadLockingAdhesives.............................29
MobilHTSGrease(OrFood-Grade
Anti-seize).................................................30
Copper-BasedAnti-seize..............................30
DielectricGrease...........................................30
Adjustments.....................................................30
DeckLeveling...............................................30
PumpDriveBeltTension...............................30
DeckBeltTension.........................................30
BladeDriveBeltTension..............................30
BrakeAdjustment..........................................30
SpeedControlLinkageandNeutralSafety
SwitchAdjustment....................................30
NeutralControlLinkagesAdjustment............31
HydroControlLinkageAdjustment...............31
DriveLeverLinkageAdjustment...................32
TrackingAdjustment.....................................32
HydroPumpSpringTensionSetting..............33
ElectricClutchAdjustment............................33
Cleaning...........................................................33
CleanGrassBuild-UpUnderDeck................33
WasteDisposal..............................................33
Troubleshooting...................................................35
Schematics...........................................................37
4
Safety
Safety
SafetyAlertSymbol
ThisSafetyAlertSymbol(Figure2)isusedbothin
thismanualandonthemachinetoidentifyimportant
safetymessageswhichmustbefollowedtoavoid
accidents
Thissymbolmeans:ATTENTION!BECOME
ALERT!YOURSAFETYISINVOLVED!
Figure2
1.Safetyalertsymbol
Thesafetyalertsymbolappearsaboveinformation
whichalertsyoutounsafeactionsorsituations
andwillbefollowedbythewordDANGER,
WARNING,orCAUTION.
DANGER:Whitelettering/Redbackground.
Indicatesanimminentlyhazardoussituationwhich,if
notavoided,Willresultindeathorseriousinjury.
WARNING:Blacklettering/Orangebackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Couldresultindeathorseriousinjury.
CAUTION:Blacklettering/Yellowbackground.
Indicatesapotentiallyhazardoussituationwhich,if
notavoided,Mayresultinminorormoderateinjury.
Thismanualusestwootherwordstohighlight
information.Importantcallsattentiontospecial
mechanicalinformationandNoteemphasizes
generalinformationworthyofspecialattention.
SafeOperatingPractices
Training
ReadtheOperator’sManualandothertraining
material.Iftheoperator(s)ormechanic(s)can
notreadEnglishitistheowner’sresponsibilityto
explainthismaterialtothem.
Becomefamiliarwiththesafeoperationofthe
equipment,operatorcontrols,andsafetysigns.
Alloperatorsandmechanicsshouldbetrained.
Theownerisresponsiblefortrainingtheusers.
Neverletchildrenoruntrainedpeopleoperate
orservicetheequipment.Localregulationsmay
restricttheageoftheoperator.
Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtohimselfor
herself,otherpeopleorproperty.
Preparation
Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyand
safelyperformthejob.Onlyuseaccessoriesand
attachmentsapprovedbyExmark.
Wearappropriateclothingincludingsafetyglasses,
substantialfootwear,longtrousers,andhearing
protection.DoNotoperatewhenbarefootor
whenwearingopensandals.Longhair,loose
clothingorjewelrymaygettangledinmoving
parts.
CAUTION
Thismachineproducessoundlevelsin
excessof85dBAattheoperator’searand
cancausehearinglossthroughextended
periodsofexposure.
Wearhearingprotectionwhenoperatingthis
machine.
Inspecttheareawheretheequipmentistobe
usedandremoveallrocks,toys,sticks,wires,
bones,andotherforeignobjectswhichcanbe
thrownbythemachineandmaycausepersonal
injurytotheoperatororbystanders.
5
Safety
DANGER
Incertainconditionsgasolineisextremely
ammableandvaporsareexplosive.
Areorexplosionfromgasolinecanburn
you,others,andcausepropertydamage.
Fillthefueltankoutdoorsinanopen
area,whentheengineiscold.Wipeup
anygasolinethatspills.
Neverrellthefueltankordrainthe
machineindoorsorinsideanenclosed
trailer.
DoNotllthefueltankcompletely
full.Addgasolinetothefueltankuntil
thelevelis1/4to1/2inch(6–13mm)
belowthebottomofthellerneck.This
emptyspaceinthetankallowsgasoline
toexpand.
Neversmokewhenhandlinggasoline,
andstayawayfromanopenameor
wheregasolinefumesmaybeignitedby
spark.
Storegasolineinanapprovedcontainer
andkeepitoutofthereachofchildren.
Addfuelbeforestartingtheengine.
Neverremovethecapofthefueltankor
addfuelwhenengineisrunningorwhen
theengineishot.
Iffuelisspilled,DoNotattempttostart
theengine.Moveawayfromtheareaof
thespillandavoidcreatinganysourceof
ignitionuntilfuelvaporshavedissipated.
DoNotoperatewithoutentireexhaust
systeminplaceandinproperworking
condition.
DANGER
Incertainconditionsduringfueling,static
electricitycanbereleasedcausingaspark
whichcanignitegasolinevapors.Areor
explosionfromgasolinecanburnyouand
othersandcausepropertydamage.
Alwaysplacegasolinecontainersonthe
groundawayfromyourvehiclebefore
lling.
DoNotllgasolinecontainersinsidea
vehicleoronatruckortrailerbedbecause
interiorcarpetsorplastictruckbedliners
mayinsulatethecontainerandslowthe
lossofanystaticcharge.
Whenpractical,removegas-powered
equipmentfromthetruckortrailerand
refueltheequipmentwithitswheelson
theground.
Ifthisisnotpossible,thenrefuelsuch
equipmentonatruckortrailerfroma
portablecontainer,ratherthanfroma
gasolinedispensernozzle.
Ifagasolinedispensernozzlemustbe
used,keepthenozzleincontactwiththe
rimofthefueltankorcontaineropening
atalltimesuntilfuelingiscomplete.
WARNING
Gasolineisharmfulorfatalifswallowed.
Long-termexposuretovaporshascaused
cancerinlaboratoryanimals.Failuretouse
cautionmaycauseseriousinjuryorillness.
Avoidprolongedbreathingofvapors.
Keepfaceawayfromnozzleandgas
tank/containeropening.
Keepawayfromeyesandskin.
Neversiphonbymouth.
Checkthattheoperator’spresencecontrols,
safetyswitches,andshieldsareattachedand
functioningproperly.DoNotoperateunlessthey
arefunctioningproperly.
6
Safety
Operation
WARNING
Operatingengineparts,especiallythe
mufer,becomeextremelyhot.Severeburns
canoccuroncontactanddebris,suchas
leaves,grass,brush,etc.cancatchre.
Allowengineparts,especiallythemufer,
tocoolbeforetouching.
Removeaccumulateddebrisfrommufer
andenginearea.
Installandmaintaininworkingordera
sparkarresterbeforeusingequipment
onforest-covered,grass-covered,or
brush-coveredunimprovedland.
WARNING
Engineexhaustcontainscarbonmonoxide,
whichisanodorlessdeadlypoisonthatcan
killyou.
DoNotrunengineindoorsorinasmall
connedareawheredangerouscarbon
monoxidefumescancollect.
Operateonlyindaylightorgoodarticiallight,
keepingawayfromholesandhiddenhazards.
Besurealldrivesareinneutralandparkingbrake
isengagedbeforestartingengine.
Neverraisedeckwithbladesrunning.
Neveroperatethemowerwithdamagedguards,
shields,orcovers.Alwayshavesafetyshields,
guards,switchesandotherdevicesinplaceandin
properworkingcondition.
Nevermowwiththedischargedeectorraised,
removedoralteredunlessthereisagrass
collectionsystemormulchkitinplaceand
workingproperly.
DoNotchangetheenginegovernorsettingor
overspeedtheengine.
Stopengine,waitforallmovingpartstostop,
removekeyandengageparkingbrake:
Beforechecking,cleaningorworkingonthe
mower.
Afterstrikingaforeignobjectorabnormal
vibrationoccurs(inspectthemowerfor
damageandmakerepairsbeforerestarting
andoperatingthemower).
Beforeclearingblockages.
Wheneveryouleavethemower.
Stopengine,waitforallmovingpartstostop,and
engageparkingbrake:
Beforerefueling.
Beforedumpingthegrasscatcher.
Beforemakingheightadjustments.
WARNING
Hands,feet,hair,clothing,oraccessoriescan
becomeentangledinrotatingparts.Contact
withtherotatingpartscancausetraumatic
amputationorseverelacerations.
DoNotoperatethemachinewithout
guards,shields,andsafetydevicesin
placeandworkingproperly.
Keephands,feet,hair,jewelry,orclothing
awayfromrotatingparts.
DONOToperatethemowerwhenpeople,
especiallychildren,orpetsareinthearea.
Bealert,slowdownandusecautionwhenmaking
turns.Lookbehindandtothesidebefore
changingdirections.
Stoptheblades,slowdown,andusecautionwhen
crossingsurfacesotherthangrassandwhen
transportingthemowertoandfromtheareato
bemowed.
Beawareofthemowerdischargepathanddirect
dischargeawayfromothers.
DoNotoperatethemowerundertheinuence
ofalcoholordrugs.
Useextremecarewhenloadingorunloadingthe
machineintoatrailerortruck.
Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
SlopeOperation
UseExtremecautionwhenmowingand/orturning
onslopesaslossoftractionand/ortip-overcould
occur.Theoperatorisresponsibleforsafeoperation
onslopes.
7
Safety
DANGER
Operatingonwetgrassorsteepslopescan
causeslidingandlossofcontrol.Lossof
controland/orlossofoperator’sfooting
couldresultinafallwithanarmorleg
gettingunderthemowerorenginedeck
whichmayresultinseriousinjury,deathor
drowning.
Mowacrossslopes,neverupanddown.
DoNotmowslopeswhengrassiswet.
DoNotmowneardrop-offsornearwater.
DoNotmowslopesgreaterthan20
degrees.
Reducespeedanduseextremecaution
onslopes.
Avoidsuddenturnsorrapidspeed
changes.
Seeinsidethebackcovertodeterminethe
approximateslopeangleoftheareatobemowed.
Removeormarkobstaclessuchasrocks,tree
limbs,etc.fromthemowingarea.Tallgrasscan
hideobstacles.
Watchforditches,holes,rocks,dipsandrisesthat
changetheoperatingangle,asroughterraincould
overturnthemachine.
Avoidsuddenstartswhenmowinguphillbecause
themowermaytipbackwards.
Beawarethatoperatingonwetgrass,acrosssteep
slopesordownhillmaycausethemowertolose
traction.Lossoftractiontothedrivewheelsmay
resultinslidingandalossofbrakingandsteering.
Alwaysavoidsuddenstartingorstoppingona
slope.Iftireslosetraction,disengagetheblades
andproceedslowlyofftheslope.
Followthemanufacturer’srecommendationsfor
wheelweightsorcounterweightstoimprove
stability.
Useextremecarewithgrasscatchersor
attachments.Thesecanchangethestabilityofthe
machineandcauselossofcontrol.
MaintenanceandStorage
Disengagedrives,lowerimplement,setparking
brake,stopengineandremovekeyordisconnect
sparkplugwire.Waitforallmovementtostop
beforeadjusting,cleaningorrepairing.
Keepengineandengineareafreefrom
accumulationofgrass,leaves,excessivegrease
oroil,andotherdebriswhichcanaccumulate
intheseareas.Thesematerialscanbecome
combustibleandmayresultinare.
Letenginecoolbeforestoringanddonotstore
nearameoranyenclosedareawhereopenpilot
lightsorheatappliancesarepresent.
Shutofffuelwhilestoringortransporting.Do
Notstorefuelnearamesordrainindoors.
Parkmachineonlevelground.Neverallow
untrainedpersonneltoservicemachine.
Usejackstandstosupportcomponentswhen
required.
Carefullyreleasepressurefromcomponentswith
storedenergy.
Disconnectbatteryorremovesparkplugwire
beforemakinganyrepairs.Disconnectthe
negativeterminalrstandthepositivelast.
Reconnectpositiverstandnegativelast.
Usecarewhencheckingblades.Wraptheblade(s)
orweargloves,andusecautionwhenservicing
them.Onlyreplacedamagedblades.Never
straightenorweldthem.
Keephandsandfeetawayfrommovingparts.
Ifpossible,donotmakeadjustmentswiththe
enginerunning.
Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugcharger
beforeconnectingordisconnectingfrombattery.
Wearprotectiveclothinganduseinsulatedtools.
Keepallguards,shieldsandallsafetydevicesin
placeandinsafeworkingcondition.
Checkallboltsfrequentlytomaintainproper
tightness.
Frequentlycheckforwornordeteriorating
componentsthatcouldcreateahazard.
Allreplacementpartsmustbethesameas
orequivalenttothepartssuppliedasoriginal
equipment.
8
Safety
WARNING
Hydraulicuidescapingunderpressure
canpenetrateskinandcauseinjury.Fluid
accidentallyinjectedintotheskinmustbe
surgicallyremovedwithinafewhoursbya
doctorfamiliarwiththisformofinjuryor
gangrenemayresult.
Makesureallhydraulicuidhoses
andlinesareingoodconditionand
allhydraulicconnectionsandttings
aretightbeforeapplyingpressureto
hydraulicsystem.
Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicuid.
Usecardboardorpaper,notyourhands,
tondhydraulicleaks.
Safelyrelieveallpressureinthehydraulic
systembyplacingthemotioncontrol
leversinneutralandshuttingoffthe
enginebeforeperforminganyworkon
thehydraulicsystem.
9
Safety
SafetyandInstructionalDecals
Keepallsafetysignslegible.Removeallgrease,
dirtanddebrisfromsafetysignsandinstructional
labels.
Replaceallworn,damaged,ormissingsafety
signs.
Whenreplacementcomponentsareinstalled,be
surethatcurrentsafetysignsareafxedtothe
replacedcomponents.
Ifanattachmentoraccessoryhasbeeninstalled,
makesurecurrentsafetysignsarevisible.
Newsafetysignsmaybeobtainedfrom
yourauthorizedExmarkequipmentdealeror
distributororfromExmarkMfg.Co.Inc.
Safetysignsmaybeafxedbypeelingoffthe
backingtoexposetheadhesivesurface.Apply
onlytoaclean,drysurface.Smoothtoremove
anyairbubbles.
Familiarizeyourselfwiththefollowingsafetysigns
andinstructionlabels.Theyarecriticaltothesafe
operationofyourExmarkcommercialmower.
1-303517
1-403143
1-413214
1-513747
103–1541
103–2076
10
Safety
103–2242
103–2243
103-2432
103-4935
116-0404
11
Specications
Specications
ModelNumbers
SerialNos:790,000andHigher
TT20KCE,TT23KAE
Systems
Engine
EngineSpecications:SeeyourEngineOwner’s
Manual
RPM:FullSpeed:3600(NoLoad)
FuelSystem
Capacity:5.0gal.(18.9L)
TypeofFuel:Regularunleadedgasoline,87
octaneorhigher.
FuelFilter:ReplaceableIn-line
FuelShut-OffValve:1/4turnincrements
ElectricalSystem
ChargingSystem:FlywheelAlternator
ChargingCapacity:15amps
BatteryType:BCIGroupU1235amps0°F
BatteryVoltage:12Volt
Polarity:NegativeGround
Fuses:Twobladetype,20amptochargingcircuit;
20amptoelectricclutch
SafetyInterlockSystem:
OperatormusthaveOPC(OperatorPresence
Control)leversheldincontactwithhandle
grips,speedcontrolleverinneutral,andPTO
disengagedtostartengine.ReleaseofOPClevers
willcausetheenginetostopifspeedcontrollever
isnotinneutraland/orPTOisengaged.
Parkbrakemustbeengagedtomovespeed
controloutofneutralorenginewillkill.
OperatorControls
SteeringControl:Fingertipdrivecontrollevers
provideindependentspeedcontrol,brakingand
neutraltoeachdrivewheelformovingforwardor
reverse,stopping,andpowerturning.
Transmission
TwoHydroGearvariabledisplacementpiston
pumpsindependentlycoupledtotwohigh
efciencyParkerwheeldrivemotors.
HydraulicOil:UseExmarkPremiumHydroOil.
HydraulicOilCapacity:2.4qt.(2.2L)
HydraulicFilterisreplaceablecartridgetype.
P/N109–4180:25microns,10psibypass
(Summeruseabove32°F(0°C))
P/N1–523541:40microns,18psibypass(Winter
usebelow32°F(0°C))
Speeds:
0-6.75mph(10.9km/hr)forward.
0-2.25mph(3.6km/hr)reverse.
Drivewheelreleasevalvesallowmachinetobe
movedwhenengineisnotrunning.
WheelDriveSystem
DrivewheelsaredirectcoupledtoParkerwheeldrive
motorswith1inch(25.4mm)taperedshaft.
12
Specications
Tires&Wheels
DriveFrontCaster
Pneumatic
(Air-Filled)
Pneumatic
(Air-Filled)
Semi-
Pneumatic
AllSerial
Nos.
SN599,999
&Lower
SN600,000
&Higher
Quantity
222
Tread
TurfMasterSmoothSmooth
Size18x8.50-811x4.00-511x4.00-5
PlyRating
44
Pressure
14psi(96
kPa)
16psi(110
kPa)
CuttingDeck
ModelNumbers:
FMD524
FMD604
CuttingWidth:
52inch(132.1cm)
60inch(152.4cm)
Discharge:Side
BladeSize:(3ea.)
52inchDeck:18.00inches(45.7cm)
60inchDeck:20.50inches(52.1cm)
BladeSpindles:Solidsteelspindleswith13/4
inch(4.45cm)I.D.bearings.
DeckDrive:
Electricclutchmountedonengineshaft.
Bladesdrivenbytwobelts(w/self-tensioning
idlers).
Deck:
Fulloatingdeckisattachedtoout-frontsupport
frame,removableforservice.Sixanti-scalprollers
providemaximumturfprotection.Deckdesign
allowsforbagging,mulchingorsidedischarge.
DeckDepth:
52inchDeck:5.5inches(14.0cm)
60inchDeck:5.5inches(14.0cm)
CuttingHeightAdjustment:
Adjustsfrom11/2inches(3.8cm)to41/2
inches(11.4cm)in1/2inch(1.3cm)increments.
MulchingKit:Optional
Bagger:Optional
Dimensions
OverallWidth:
52inchDeck60inchDeck
DeectorUp53.4inches
(135.6cm)
61.4inches
(156.0cm)
DeectorDown64.8inches
(164.6cm)
73.0inches
(185.4cm)
OverallLength:
52inchDeck60inchDeck
83.4inches(211.8cm)83.4inches(211.8cm)
OverallHeight:
52inchDeck60inchDeck
45inches(114.3cm)45inches(114.3cm)
TreadWidth:(OutsidetoOutsideof
Tires,Widthwise)
52inchDeck60inchDeck
45.8inches(116.3cm)45.8inches(116.3cm)
WheelBase:(CenterofCasterTireto
CenterofDriveTire)
52inchDeck60inchDeck
43.3inches(110.0cm)43.3inches(110.0cm)
CurbWeight:
52inchDeck60inchDeck
720lb(327kg)760lb(345kg)
13
ProductOverview
TorqueRequirements
BoltLocation
Torque
CutterHousingSpindle
Nut
140–145ft-lb(190–197
N-m)
BladeMountingBolt
(lubricatewithanti-seize)
55-60ft-lb(75-81N-m)
EngineDeck/Mower
DeckSupportMount
Bolts
30-35ft-lb(41-47N-m)
Type1Hardware
–Anti-ScalpRoller
WhizlockNutSeeFigure9
40-45ft-lb(54-61N-m)
Type2
Hardware–Anti-Scalp
RollerNylocNutSee
Figure9
30-35ft-lb(41-47N-m)
Type2&3Hardware
–Anti-ScalpRollerHex
CapscrewSeeFigure9
50-55ft-lb(68-75N-m)
Type3
Hardware–Anti-Scalp
RollerFlangedNylocNut
SeeFigure9
30-35ft-lb(41-47N-m)
Type4
Hardware–Anti-Scalp
RollerWhizlockNutSee
Figure9
30-35ft-lb(41-47N-m)
Type4
Hardware–Anti-Scalp
RollerNylocNutSee
Figure9
30-35ft-lb(41-47N-m)
EngineMountingBolts
15-20ft-lb(20-27N-m)
WheelLugNuts
90-95ft-lb(122-129N-m)
WheelHubSlottedNutsminimum100ft-lb(136
N-m)
ClutchRetainingBolt
(securedwiththreadlocker)
55-60ft-lb(75-81N-m)
WheelMotorMounting
Bolts
30-35ft-lb(41-47N-m)
ProductOverview
Figure3
1.Controls
3.ParkBrakeLever
2.FuelCap4.Height-of-CutPins
14
Operation
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Controls
OperatorPresenceControl(OPC)
Levers
Locatedontheupperhandleassemblydirectlyabove
thehandlegrips.
Whentheseleversaredepressed,theOPCsystem
sensesthattheoperatorisinthenormaloperator’s
position.Whentheleversarereleased,theOPC
systemsensesthattheoperatorhasmovedfromthe
normaloperatingpositionandwillkilltheengineif
eitherthespeedcontrolleverisnotintheneutral
positionorthePTOisengaged.
Figure4
1.OPCLever
3.NeutralLockLatch
2.Rotateneutrallocklatch
downwardforneutral
lockposition
4.DriveLeverinneutral
position
DriveLevers
Locatedoneachsideoftheupperhandleassembly
aheadofandbelowthehandlegrips.
Theseleversindividuallycontrolthespeedand
directionofeachdrivewheel.Whenthespeedcontrol
leverismovedoutoftheneutralpositionandthe
neutrallocklatchesaremovedintothedriveposition,
asshowninFigure4,andthedriveleversarereleased,
thedrivewheelsareengagedintheforwarddirection.
Squeezingthelefthandand/orrighthandlever
causesthelefthandand/orrighthanddrivewheel
respectivelytoslowdown,stop,orreverse,depending
onhowfareachdriveleveris“squeezed”.Squeezing
thedriveleversbeyondtheneutralpositioncauses
thedrivewheelstoengageinthereversedirection
regardlessofthepositionoftheneutrallocklatches
andthespeedcontrollever.
NeutralLockLatches
Locatedontheupperhandleassemblyontheends
ofthehandlegrips.
Theselatchesallowtheoperatortolockthedrive
leversina“neutral”positionwherethedrivewheels
arenotengagedineitheraforwardorreverse
direction.
ChokeControl
Locatedonthecontrolconsolefrontrighthandside.
Chokeisusedtoaidinstartingacoldengine.The
chokecontrolispulledouttobeinthe“ON”position
andpushedintobeinthe“OFF”position.DoNot
runawarmenginewithchokeinthe“ON”position.
ThrottleControl
Locatedonthecontrolconsole’srightside.
Thethrottleisusedtocontrolenginespeed.Moving
thethrottlecontrolforwardwillincreaseengine
speedandmovingittotherearwilldecreaseengine
speed.Movingthethrottleforwardintothedetent
isfullposition.
SpeedControlLever
Locatedinmiddleofcontrolconsole.
Thespeedcontrollevercontrolsthemaximum
forwardspeedandisinnitelyvariablefromneutral
0–6.75mph(10.9km/hr).
Parkbrakemustbedisengagedtomovespeedcontrol
outofneutralorenginewillkill.
BrakeLever
Locatedontheleftsideoftheunitabovethe
hydraulictank.
15
Operation
Thebrakeleverengagestheparkbrakeonthedrive
wheels.
Pulltheleverupandrearwardtoengagethebrake.
Pushtheleverforwardanddowntodisengagethe
brake.
Whenparkingonasteepslope,thewheelsmustbe
chockedorblockedinadditiontothebrakebeing
engaged.Theunitmustbetieddownandbrake
engagedwhentransporting.
Parkbrakemustbedisengagedtomovespeedcontrol
outofneutralorenginewillkill.
IgnitionSwitch
Locatedontheleftsideofthecontrolconsole.
Theignitionswitchisusedtostartandstopthe
engine.Theignitionswitchhasthreepositions,
“Off”,“On”and“Start”.Insertkeyintoswitch
androtateclockwisetothe“On”position.Rotate
clockwisetothenextpositiontoengagethestarter
(keymustbeheldagainstspringpressureinthis
position).Operatormusthavespeedcontrolleverin
neutral,OPCleversdepressedandPTOdisengaged
tostartengine.Whenenginestarts,releasekey.
HourMeter
Locatedonthefrontlefthandsideofconsolejust
abovethePTOswitch.
Thehourmeterisconnectedtoapressureswitch
installedintheengineblockanditrecordsthe
numberofhoursthattheenginehasrun.Ifignition
switchisleftonwithoutenginerunning,hourmeter
willnotrun.
Note:Thisswitchisnotalowoilsensorandwillnot
alerttheoperatoriftheengineoilislow .
FuelShut-OffValve
Locatedinthefuellinemidwaybetweenthetank
andengine.
Thefuelshut-offvalveisusedtoshutoffthe
owoffuelwhenparkinginsideabuilding,during
transportationtoandfromthejobsites,andwhen
themachinewillnotbeusedforafewdays.
Rotatevalve1/4turnclockwisetoshutfueloff.
Rotatevalve1/4turncounterclockwisetoturnfuel
on.
DriveWheelReleaseValves
Locatedontheleftrearcornerofthehydrostatic
pumps.
Drivewheelreleasevalvesareusedtoreleasethe
hydro-staticdrivesystemtoallowthemachinetobe
movedbyhandwithouttheenginerunning.
Witha5/8wrench,turnbothvalvesoneturn
counterclockwisetoreleasethedrivesystem.
Turnclockwisetoresetthedrivesystem.DoNot
overtighten.
TrackingAdjustmentKnob
Locatedontheright-handsideoftherearofthefuel
tanksupport.
Theknobcanbeadjustedsothatmachinewill
“track”straightaheadwiththedriveleversreleased.
PTOEngagementSwitch
Switchislocatedonleftsideofcontrolconsole.
Theswitchmustbepulledouttothe“Rotate”
positiontoengagetheblades.Theswitchispushed
intothe“Stop”positiontostoptheblades.Operator
musthaveoperatorpresencecontrolleversdepressed
whenPTOisengagedorenginewillstop.
Pre-Start
Fillfueltanks.Forbestresultsuseonlyclean,fresh
regulargradeunleadedgasolinewithanoctanerating
of87orhigher.Regulargradeleadedgasolinemay
alsobeused;however,combustionchamberand
cylinderheadwillrequiremorefrequentservice.See
EngineOwner’sManual.
DoNotaddoiltogasoline.
DoNotoverllfueltank.Neverllthefueltankso
thatthefuellevelrisesabovealevelthatis1/2inch
belowthebottomofthellernecktoallowforfuel
expansionandpreventfuelspillage.
Makesureyouunderstandthecontrols,their
locations,theirfunctions,andtheirsafety
requirements.
RefertotheMaintenancesectionandperformallthe
necessaryinspectionandmaintenancesteps.
16
Operation
OperatingInstructions
OpentheFuelShut-OffValve
Rotatethevalve1/4turncounterclockwisetoturn
fuelon.
StartingtheEngine
1.Onacoldengine,placethethrottlemidway
betweenthe“Slow”and“Fast”positionsand
placethechokeinthe“On”position.Onawarm
engine,placethethrottlelevermidwaybetween
“Slow”and“Fast”positionsandleavethechoke
inthe“Offposition.
2.Turnignitionswitchto“Start”position.Release
theswitchassoonastheenginestarts.
3.Onacoldengine,graduallyreturnchoketothe
“Offpositionafterenginestartsandwarmsup.
Important:Donotcranktheengine
continuouslyformorethantensecondsat
atime.Iftheenginedoesnotstart,allowa
60secondstartercool-downperiodbetween
startingattempts.Failuretofollowthese
guidelinescanburnoutthestartermotor.
Note:Itishelpfultohavetheleftandright
neutrallocklatcheslockedinneutralwhen
startingtheengine.RefertoNeutralLock
LatchessectioninControls.
PTOEngagement
DANGER
Therotatingbladesunderthemowerdeck
aredangerous.Bladecontactcancause
seriousinjuryorkillyou.
DoNotputhandsorfeetunderthemower
ormowerdeckwhenthebladesareengaged.
DANGER
Anuncovereddischargeopeningwillallow
objectstobethrowninanoperator’sor
bystander’sdirection.Also,contactwiththe
bladecouldoccur.Thrownobjectsorblade
contactcancauseseriousinjuryordeath.
Neveroperatethemowerwiththedischarge
deectorraised,removed,oralteredunless
thereisagrasscollectionsystemormulch
kitinplaceandworkingproperly.
ThePTOswitchengagesthecuttingblades.Besure
thatallpersonsareclearofmowerdeckanddischarge
areabeforeengagingthePTO.
1.Setthrottleto“MIDWAY”position.
2.PullthePTOswitchoutwardtothe“ROTATE”
positiontoengagetheblades.
3.Placethethrottleinthe“FAST”positiontobegin
mowing.
DisengagingthePTO
1.Setthrottleto“MIDWAY”position.
2.Pushinontheswitchtothe“STOP”position
todisengagetheblades.
StoppingtheEngine
1.Bringtheunittoafullstop.
2.Lockdriveleversinneutral.
3.DisengagethePTO.
4.Movespeedcontrollevertoneutral.
5.Engagetheparkingbrake.
6.Placethethrottlemidwaybetweenthe“SLOW”
and“FAST”positions.
7.Allowtheenginetorunforaminimumof15
seconds,thenturntheignitionswitchtothe
“OFF”positiontostoptheengine.
8.Removethekeytopreventchildrenorother
unauthorizedpersonsfromstartingengine.
9.Closethefuelshut-offvalvewhenthemachine
willnotbeinuseforafewdays,when
transporting,orwhentheunitisparkedinside
abuilding.
17
Operation
DrivingtheMachine
DriveLever/NeutralLockLatchOperation
Tolockthedriveleversin“neutrallock”,squeezethe
driveleverstothe“neutral”position(DoNotsqueeze
thedriveleversallthewaybackasthiswillcausethe
drivewheelstogointofullreversedirection).See
Figure5position1.Placethumbsontheinnerlobe
oftheneutrallocklatchesandrotatethemunder
thedriveleversintothe“neutrallock”position.See
Figure5position2.Releasethedrivelevers.
CAUTION
Iftheneutrallocklatchesarenotcompletely
engagedthedriveleverscouldunexpectedly
slipintotheforwarddriveposition.Ifthe
driveleversslipintothedrivepositionthe
unitcouldlurchforwardandcauseinjuryor
propertydamage.
Besurethedriveleversarepasttherollerand
securelyseatedatthebottomoftheneutral
locklatches.
Toplacethedriveleversinthe“forward”position,
slightlysqueezethedriveleverswhileplacingthumbs
ontheouterthumblobeoftheneutrallocklatches
(ortheindexngeronthefrontlobe)androtatethem
fromunderthedrivelevers.Slowlyandcarefully
releasethedrivelevers.SeeFigure5position3.
Toplacethedriveleversinthe“reverse”position,
squeezethedriveleverspasttheneutralposition.See
Figure5position4.
Figure5
1.DriveLeverinneutral
position
3.DriveLeverinforward
position
2.DriveLeverlockedin
neutralposition
4.DriveLeverinreverse
position
DrivingForward
1.Releasetheparkingbrake.
2.Withdriveleverslockedin“neutral”,shiftspeed
controllevertodesiredforwardspeed.
3.Slowlysqueezeandholdbothdriveleversin
theneutralpositionandrotatebothneutrallock
latchesfromtheneutrallockpositiontothe
forwardposition.
Note:DoNotsqueezebothdriveleversallthe
wayback.Thiswillcausethedrivewheelsto
engageinthereversedirection.
4.Tomoveforwardinastraightline,smoothly
releasebothdriveleverstoengagedrivewheels.
Toturnleftorright,squeezetherighthanddrive
levertoturnrightandthelefthanddrivelever
toturnleft.
Tomakea“zeroturn”,squeezeeithertheleft
handortherighthanddriveleverbackintothe
reversepositionwhiletheoppositedriveleverisin
aforwardpositionatanequalbutoppositespeed.
Note:Forsmoothoperationofthismachine,
avoidquick,jerkymovementsofthedrivelevers.
Movethedriveleverssmoothlyanddeliberately.
Tostop,squeezedriveleversbacktothe“neutral”
position.Movetheneutrallocklatchesintothe
“neutrallock”positionandreleasedrivelevers.
Movethespeedcontrollevertotheneutral
position.
18
Operation
DrivinginReverse
Tomoverearwardinastraightline,squeezedrive
leversintothereverseposition.
Toturnleftorright,squeezetherighthanddrivelever
toturnleftandthelefthanddrivelevertoturnright.
Tomakea“zeroturn”,squeezeeitherthelefthand
ortherighthanddriveleverbackintothereverse
positionwhiletheoppositedriveleverisinaforward
positionatanequalbutoppositespeed.
Note:Forsmoothoperationofthismachine,avoid
quick,jerkymovementsofthedrivelevers.Movethe
driveleverssmoothlyanddeliberately.
Tostop,squeezedriveleversbacktothe“neutral”
position.Movetheneutrallocklatchesintothe
“neutrallock”positionandreleasedrivelevers.Move
thespeedcontrollevertotheneutralposition.
AdjustingtheCuttingHeight
WARNING
Whenthetwofrontsupportrodhairpinsare
removedfromthemowerdeck,theweightof
thetractorsectionmaycausethefrontframe
oftheunittorisesuddenly.Iftheunitrises
suddenly,injurymayoccur.
Securelyholddownthefrontoftheunitwhen
thefrontsupportrodhairpinsareremoved.
Thecuttingheightofthemowerdeckisadjusted
from11/2to41/2inches(3.81cmto11.4cm)in
1/2inchincrements.
1.Stopthemachineandmovethedriveleverstothe
neutrallockedposition.
2.DisengagethePTO.
3.Engagetheparkbrake.
4.Stoptheengine,removethekeyandwaitforall
movingpartstostop.
5.Installhairpinclipsintheholesforthedesired
cuttingheight.SeeFigure6.
Important:Tomaintaincorrectcutting
heightandrake,checkthefollowingfor
properadjustment.
A.Thefrontandrearhairpinsareinthesame
holeswiththeproperspacersunderthehair
pins.SeeFigure6.
Figure6
1.Decksupportpin
2.CuttingHeight
B.ThetirepressuresaresetasdirectedinCheck
TirePressuresintheMaintenancesection.
C.Thelengthofthereardecksupportlink
assembliesaverage6.89inches(approximately
67/8inches)(175.01mm)fromthecenterof
theballjointtothecenterofthefarthesthole.
SeeFigure7.
Note:Allfourpinsmustequallysupportthe
weightofthedeck.Adjustmentinthelength
ofthereardecksupportassembliesmaybe
necessary.Ifonesideislongerthan6.89
inches(approximately67/8inches)(175.01
mm),thantheoppositesidemustbeshorter
bythesameamount.
19
Operation
Figure7
LeftHandSideShown
AdjustingtheAnti-ScalpRollers
Itisrecommendedtochangetheanti-scalproller
position,whentheheightofcuthaschanged.
1.Stopthemachineandmovethedriveleversto
theneutrallockposition.
2.DisengagethePTO.
3.Engagetheparkbrake.
4.Stoptheengine,removethekeyandwaitforall
movingpartstostop.
5.Afteradjustingtheheightofcut,adjustthe
anti-scalprollersbyremovingthespringdisc
washerandbolt(seestep7).
6.Adjustanti-scalprollersforNormalOperating
Conditions.Placerollersinoneofthepositions
showninFigure8.Rollerswillmaintain3/4
inches(19mm)clearancetothegroundto
minimizegougingandrollerwearordamage.
Note:ForMaximumDeckFlotation,place
rollersoneholepositionlower.Rollersshould
maintain1/4inch(6.35mm)clearancetoground.
DoNotadjustrollerstosupportthedeck.Be
surerollerboltsareinstalledwiththespringdisc
washerbetweenheadoftheboltandmounting
bracket.
Figure8
Forcuttingheightsabove3.5inches(38mm)usethe
bottomhole.Therollerswillstillbeeffectiveagainst
scalping.
1.Anti-scalproller
mountingbracket
2.Cuttingheight
7.Fourtypesofanti-scalprollerassembliesare
available.SeeFigure9todeterminewhich
assemblyhasbeeninstalledontheunit.Torque
hardwareasspecied,orlossofrollermayresult.
SeeFigure9.
Figure9
Frontleftanti-scalpbracketshown
1.Type1hardware
2.Type2hardware
3.Type3hardware
4.Type4hardware
5.(Type1)3/8–16x4hexscrew
6.(Type2&3)3/8–24x2hexscrewT orqueto50–55
ft-lb(68–75N-m)
7.(Type4)3/8whizlocknutT orqueto30–35ft-lb
(41–47N-m)
8.Springdiscwasher(conetowardsbolthead)
9.(Type1)3/8whizlocknutandheavyatwasher
Torqueto40–45ft-lb(54–61N-m)
10.(Type2)3/8nylocnutandheavyatwasherTorque
to30–35ft-lb(41–47N-m)
11.(Type3)3/8angednylocnutwithoutwasherTorque
to30–35ft-lb(41–47N-m)
12.(Type4)3/8nylocnut—Torqueto30–35ft-lb
(41–47N-m).
20
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Exmark TT23KAE User manual

Category
Lawnmowers
Type
User manual
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