LAZERZ®DS-SERIES
ForSerialNos.
312,000,000&Higher
LazerZ(LZDS)Units
PartNo.4501-041Rev.A
WARNING
CALIFORNIA
Proposition65Warning
Theengineexhaustfromthisproduct
containschemicalsknowntotheStateof
Californiatocausecancer,birthdefects,
orotherreproductiveharm.
Important:Theengineinthisproductisnot
equippedwithasparkarrestermufer.Itisa
violationofCaliforniaPublicResourceCode
(CPRC)Section4442touseoroperatethis
engineonanyforest-covered,brush-covered,
orgrass-coveredlandasdenedinCPRC4126.
Otherstatesorfederalareasmayhavesimilar
laws.
Toacquireasparkarresterforyourunit,seeyour
EngineServiceDealer.
Thissparkignitionsystemcomplieswiththe
CanadianstandardICES-002.Cesystèmed’allumage
parètincelledevèhiculeestconformeàlanorme
NMB-002duCanada.
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
evidentintheactualspecicationsofitsproducts
andthestatementsanddescriptionscontained
inthispublication.
©2011ExmarkMfg.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,
maintainitsmaximumefciency,andpromotesafe
operation.
Ifadditionalinformationisneeded,orshould
yourequiretrainedmechanicservice,contactyour
authorizedExmarkequipmentdealerordistributor.
Exmarkpartsmanualsareavailableonlineat
http://www.exmark.com
AllExmarkequipmentdealersanddistributorsare
keptinformedofthelatestmethodsofservicing
andareequippedtoprovidepromptandefcient
serviceintheeldorattheirservicestations.They
carryamplestockofservicepartsorcansecurethem
promptlyforyoufromthefactory.
AllExmarkpartsarethoroughlytestedandinspected
beforeleavingthefactory,however,attentionis
requiredonyourpartifyouaretoobtainthefullest
measureofsatisfactionandperformance.
Wheneveryouneedservice,genuineExmarkparts,
oradditionalinformation,contactanAuthorized
ServiceDealerorExmarkCustomerServiceandhave
themodelandserialnumbersofyourproductready.
Figure1identiesthelocationofthemodelandserial
numbersontheproduct.Writethenumbersinthe
spaceprovided.
Figure1
1.Modelandserialnumberlocation
ModelNo.
SerialNo.
3
Contents
Introduction...........................................................3
Safety.....................................................................5
SafetyAlertSymbol.........................................5
SafeOperatingPractices..................................5
SafetyandInstructionalDecals......................11
Specications........................................................17
ModelNumbers.............................................17
Systems..........................................................17
Dimensions....................................................19
TorqueRequirements.....................................19
ProductOverview.................................................20
Operation..............................................................20
Controls.........................................................20
Pre-Start.........................................................22
OperatingInstructions...................................23
Transporting..................................................27
Maintenance..........................................................29
RecommendedMaintenanceSchedule(s)............29
PeriodicMaintenance........................................30
CheckEngineOilLevel..................................30
CheckBatteryCharge.....................................30
CheckMowerBlades......................................32
CheckSafetyInterlockSystem........................33
CheckRolloverProtectionsSystems(Roll
Bar)Pins....................................................33
CheckSeatBelt...............................................33
CheckforLooseHardware.............................33
ServiceAirCleaner.........................................33
ChangeEngineOil.........................................34
CheckHydraulicOilLevel..............................34
CheckTirePressures......................................34
CheckConditionOfBelts...............................35
LubricateGreaseFittings................................35
WheelHub-SlottedNutTorque
Specication...............................................36
LubricateBrakeHandlePivot.........................36
LubricateBrakeRodBushings........................36
LubricateMotionControlBronze
Bushings....................................................37
DrainFuelFilter/WaterSeparator...................37
ChangeFuelFilter/WaterSeparator................37
ChangeHydraulicSystemFilter......................37
CheckEngineCoolantLevel...........................38
ChangeEngineCoolant..................................38
CheckSparkArrester(ifequipped)..................39
ThreadLockingAdhesives..............................39
MobilHTSGrease(OrFood-Grade
Anti-seize)..................................................40
Copper-BasedAnti-seize...............................40
DielectricGrease............................................40
Adjustments......................................................40
DeckLeveling................................................40
PumpDriveBeltTension................................41
DeckBeltTension..........................................41
MuleDriveBeltTensionAdjustment..............41
AlternatorBeltTension..................................42
BeltGuideAdjustment...................................42
ParkingBrakeAdjustment..............................42
ElectricClutchAdjustment.............................44
ReverseIndicatorAdjustment.........................45
MotionControlLinkageAdjustment..............45
MotionControlDamperAdjustment..............47
CasterPivotBearingsPre-Load
Adjustment................................................47
Cleaning............................................................48
CleanEngineCoolingSystem.........................48
CleanEngineandExhaustSystem
Area...........................................................48
CleantheRadiator..........................................48
CleanDebrisFromMachine...........................49
CleanGrassBuild-UpUnderDeck.................49
WasteDisposal...............................................49
Troubleshooting....................................................50
Schematics............................................................53
4
Safety
Safety
SafetyAlertSymbol
ThislawnmowermeetsorexceedstheB71.4
specicationsoftheAmericanNationalStandards
Instituteineffectatthetimeofproduction.
Exmarkdesignedandtestedthislawnmowertooffer
reasonablysafeservice;however,failuretocomply
withthefollowinginstructionsmayresultinpersonal
injury.
ThisSafetyAlertSymbol(
Figure2)isusedbothin
thismanualandonthemachinetoidentifyimportant
safetymessageswhichmustbefollowedtoavoid
accidents.
Thissymbolmeans:ATTENTION!BECOME
ALERT!YOURSAFETYISINVOLVED!
Figure2
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.
•Onlyadultsandmatureteenagersshouldoperate
amower,andevenmatureteenagersshouldhave
adultsupervision.Besureateenager:
1.hasreadandunderstandstheOperator's
Manualandrecognizestherisksinvolved;
2.issufcientlymaturetousecaution;and
3.isofsufcientsizeandweighttooperate
thecontrolscomfortablyandtomanagethe
mowerwithouttakingrisks.
•Theowner/usercanpreventandisresponsible
foraccidentsorinjuriesoccurringtohimselfor
herself,otherpeopleorproperty.
Preparation
•Evaluatetheterraintodeterminewhataccessories
andattachmentsareneededtoproperlyand
safelyperformthejob.Onlyuseaccessoriesand
attachmentsapprovedbyExmark.
•Wearappropriateclothingincludingsafetyglasses,
substantialfootwear,longtrousers,andhearing
protection.DoNotoperatewhenbarefootor
whenwearingopensandals.Longhair,loose
clothingorjewelrymaygettangledinmoving
parts.
CAUTION
Thismachineproducessoundlevelsinexcess
of85dBAattheoperator’searandcancause
hearinglossthroughextendedperiodsof
exposure.
Wearhearingprotectionwhenoperatingthis
machine.
5
Safety
•Inspecttheareawheretheequipmentistobe
usedandremoveallrocks,toys,sticks,wires,
bones,andotherforeignobjectswhichcanbe
thrownbythemachineandmaycausepersonal
injurytotheoperatororbystanders.
DANGER
Incertainconditionsdieselfuelisextremely
ammableandvaporsareexplosive.
Areorexplosionfromdieselfuelcanburn
you,others,andcausepropertydamage.
•Fillthefueltankoutdoorsonlevelground,
inanopenarea,whentheengineiscold.
Wipeupanydieselfuelthatspills.
•Neverrellthefueltankordrainthe
machineindoorsorinsideanenclosed
trailer.
•DoNotllthefueltankcompletelyfull.
Fillthefueltanktothebottomoftheller
neck.Theemptyspaceinthetankallows
dieselfueltoexpand.Overllingmay
resultinfuelleakageordamagetothe
engineoremissionsystem.
•Neversmokewhenhandlingdieselfuel,
andstayawayfromanopenameor
wheredieselfuelfumesmaybeignitedby
spark.
•Storedieselfuelinanapprovedcontainer
andkeepitoutofthereachofchildren.
•Addfuelbeforestartingtheengine.Never
removethecapofthefueltankoradd
fuelwhenengineisrunningorwhenthe
engineishot.
•Iffuelisspilled,DoNotattempttostart
theengine.Moveawayfromtheareaof
thespillandavoidcreatinganysourceof
ignitionuntilfuelvaporshavedissipated.
•DoNotoperatewithoutentireexhaust
systeminplaceandinproperworking
condition.
WARNING
Dieselfuelisharmfulorfatalifswallowed.
Long-termexposuretovaporshascaused
cancerinlaboratoryanimals.Failuretouse
cautionmaycauseseriousinjuryorillness.
•Avoidprolongedbreathingofvapors.
•Keepfaceawayfromnozzleandgas
tank/containeropening.
•Keepawayfromeyesandskin.
•Neversiphonbymouth.
•Checkthattheoperator'spresencecontrols,
safetyswitches,andshieldsareattachedand
functioningproperly.DoNotoperateunlessthey
arefunctioningproperly.
Operation
WARNING
Operatingengineparts,especiallythemufer,
becomeextremelyhot.Severeburnscanoccur
oncontactanddebris,suchasleaves,grass,
brush,etc.cancatchre.
•Allowengineparts,especiallythemufer,to
coolbeforetouching.
•Removeaccumulateddebrisfrommuferand
enginearea.
•Installandmaintaininworkingordera
sparkarresterbeforeusingequipment
onforest-covered,grass-covered,or
brush-coveredunimprovedland.
WARNING
Engineexhaustcontainscarbonmonoxide,
whichisanodorlessdeadlypoisonthatcankill
you.
DoNotrunengineindoorsorinasmallconned
areawheredangerouscarbonmonoxidefumes
cancollect.
•Operateonlyindaylightorgoodarticiallight,
keepingawayfromholesandhiddenhazards.
•Besurealldrivesareinneutralandparkingbrake
isengagedbeforestartingengine.Useseatbelts
withtherollbarintheraisedandlockedposition.
•Neveroperatethemowerwithdamagedguards,
shields,orcovers.Alwayshavesafetyshields,
6
Safety
guards,switchesandotherdevicesinplaceandin
properworkingcondition.
•Nevermowwiththedischargedeectorraised,
removedoralteredunlessthereisagrass
collectionsystemormulchkitinplaceand
workingproperly.
•DoNotchangetheenginegovernorsettingor
overspeedtheengine.
•Parkmachineonlevelground.Stopengine,wait
forallmovingpartstostop,removekeyand
engageparkingbrake:
–Beforechecking,cleaningorworkingonthe
mower.
–Afterstrikingaforeignobjectorabnormal
vibrationoccurs(inspectthemowerfor
damageandmakerepairsbeforerestarting
andoperatingthemower).
–Beforeclearingblockages.
–Wheneveryouleavethemower.
•Stopengine,waitforallmovingpartstostop,and
engageparkingbrake:
–Beforerefueling.
–Beforedumpingthegrasscatcher.
WARNING
Hands,feet,hair,clothing,oraccessoriescan
becomeentangledinrotatingparts.Contact
withtherotatingpartscancausetraumatic
amputationorseverelacerations.
•DoNotoperatethemachinewithout
guards,shields,andsafetydevicesinplace
andworkingproperly.
•Keephands,feet,hair,jewelry,orclothing
awayfromrotatingparts.
•NEVERcarrypassengers.DONOToperate
themowerwhenpeople,especiallychildren,or
petsareinthearea.
•Bealert,slowdownandusecautionwhen
makingturns.Lookbehindandtothesidebefore
changingdirections.
•Stoptheblades,slowdown,andusecaution
whencrossingsurfacesotherthangrassandwhen
transportingthemowertoandfromtheareato
bemowed.
•Beawareofthemowerdischargepathanddirect
dischargeawayfromothers.
•DoNotoperatethemowerundertheinuence
ofalcoholordrugs.
•Useextremecarewhenloadingorunloadingthe
machineintoatrailerortruck.
•Usecarewhenapproachingblindcorners,shrubs,
trees,orotherobjectsthatmayobscurevision.
SlopeOperation
UseExtremecautionwhenmowingand/orturning
onslopesaslossoftractionand/ortip-overcould
occur.Theoperatorisresponsibleforsafeoperation
onslopes.
DANGER
Operatingonwetgrassorsteepslopescancause
slidingandlossofcontrol.Wheelsdroppingover
edges,ditches,steepbanks,orwatercancause
rollovers,whichmayresultinseriousinjury,
deathordrowning.
•DoNotmowslopeswhengrassiswet.
•DoNotmowneardrop-offsornearwater.
•DoNotmowslopesgreaterthan15degrees.
•Reducespeedanduseextremecautionon
slopes.
•Avoidsuddenturnsorrapidspeedchanges.
•Keeptherollbarintheraisedandlocked
positionanduseseatbelt.
•Seeinsidethebackcovertodeterminethe
approximateslopeangleoftheareatobemowed.
•Useawalkbehindmowerand/orahandtrimmer
neardrop-offs,ditches,steepbanksorwater.
(
Figure3).
7
Safety
Figure3
1.SafeZone-Usethemowerhereonslopeslessthan15
degrees
2.DangerZone-Useawalkbehindmowerand/orhand
trimmeronslopesgreaterthan15degrees,near
drop-offsandwater.
3.Water
•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.
UsingtheRolloverProtectionSystem
(ROPS)
ARolloverProtectionSystem(rollbar)isinstalled
ontheunit.
WARNING
Thereisnorolloverprotectionwhentherollbar
isdown.Wheelsdroppingoveredges,ditches,
steepbanks,orwatercancauserollovers,which
mayresultinseriousinjury,deathordrowning.
•Keeptherollbarintheraisedandlocked
positionanduseseatbelt.
•Lowertherollbaronlywhenabsolutely
necessary.
•DoNotwearseatbeltwhentherollbaris
down.
•Driveslowlyandcarefully.
•Raisetherollbarassoonasclearance
permits.
•Checkcarefullyforoverheadclearances(i.e.
branches,doorways,andelectricalwires)before
drivingunderanyobjectsandDoNotcontact
them.
•Intheeventofarollover,taketheunittoan
AuthorizedServiceDealertohavetheROPS
inspected.
MaintenanceandStorage
•Disengagedrives,lowerimplement,setparking
brake,stopengineandremovekey.Waitforall
movementtostopbeforeadjusting,cleaningor
repairing.
•Keepengineandengineareafreefrom
accumulationofgrass,leaves,excessivegrease
oroil,andotherdebriswhichcanaccumulate
intheseareas.Thesematerialscanbecome
combustibleandmayresultinare.
•LetenginecoolbeforestoringandDoNotstore
nearameoranyenclosedareawhereopenpilot
lightsorheatappliancesarepresent.
•Shutofffuelwhilestoringortransporting.Do
Notstorefuelnearamesordrainindoors.
•Parkmachineonlevelground.Neverallow
untrainedpersonneltoservicemachine.
•Usejackstandstosupportcomponentswhen
required.
•Carefullyreleasepressurefromcomponentswith
storedenergy.
•Disconnectbatterybeforemakinganyrepairs.
Disconnectthenegativeterminalrstandthe
8
Safety
positivelast.Reconnectpositiverstandnegative
last.
•Usecarewhencheckingblades.Wraptheblade(s)
orweargloves,andusecautionwhenservicing
them.Onlyreplacedamagedblades.Never
straightenorweldthem.
•Keephandsandfeetawayfrommovingparts.
Ifpossible,DoNotmakeadjustmentswiththe
enginerunning.
•Chargebatteriesinanopenwellventilatedarea,
awayfromsparkandames.Unplugcharger
beforeconnectingordisconnectingfrombattery.
Wearprotectiveclothinganduseinsulatedtools.
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,blades,andfuelsystemcomponents
withoriginalExmarkparts.
9
Safety
WARNING
Hydraulicuidescapingunderpressure
canpenetrateskinandcauseinjury.Fluid
accidentallyinjectedintotheskinmustbe
surgicallyremovedwithinafewhoursbyadoctor
familiarwiththisformofinjuryorgangrenemay
result.
•Ifequipped,makesureallhydraulicuid
hosesandlinesareingoodconditionandall
hydraulicconnectionsandttingsaretight
beforeapplyingpressuretohydraulicsystem.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicuid.
•Usecardboardorpaper,notyourhands,to
ndhydraulicleaks.
•Safelyrelieveallpressureinthehydraulic
systembyplacingthemotioncontrollevers
inneutralandshuttingofftheenginebefore
performinganyworkonthehydraulicsystem.
WARNING
Fuelsystemcomponentsareunderhigh
pressure.Theuseofimpropercomponentscan
resultinsystemfailure,fuelleakageandpossible
explosion.
Useonlyapprovedfuellinesandfuelltersfor
highpressuresystems.
10
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
operationofyourExmarkcommercialmower.
1-303508
1-403005
1-513742
1-513748
1-633706
98-5954
11
Safety
103-0223
103-0261
103-1798
103-2076
103-7218
107-2102
12
Safety
109-0872
109-1214
109-1215
109-1399
109-2219
109-2263
13
Safety
109-2264
109-2478
109-2951
109-3148
14
Safety
116-0127
116-0404
116-0997
116-2643
116-3303
116-5074
116-5185
1.PTO–engage2.PTO–disengage
117–2718
15
Safety
19426-87881
19426-87903
107-9866
1.Fast3.Neutral
2.Slow
4.Reverse
16
Specications
Specications
ModelNumbers
SerialNos:312,000,000andHigher
LZDS902K605;LZDS902K725
Systems
Engine
•EngineSpecications:SeeyourEngineOwner’s
Manual
•EngineOilType:Exmark4–CyclePremium
EngineOil
•RPM:FullSpeed:3850±50RPM(PTOnot
engaged)Idle:1400±100RPM
FuelSystem
•Capacity:15.5gal.(58.6L)
•TypeofFuel:Dieselfuel,40cetaneorhigheror
biodieseluptoB20(20%biodiesel,80%petro
diesel).
•FuelFilter:In-line113Micron
ExmarkP/N112-7836.
•FuelShut-OffValve:1/4turnincrements
(“OFF”,righttank,lefttank,)
•Fuelgaugeinlefthandfueltank.
ElectricalSystem
•ChargingSystem:ExternalAlternator
•ChargingCapacity:60amps
•BatteryType:BCIGroup26
•RecommendedMinimumBatteryCCA:540CCA
•BatteryVoltage:12Volt
•Polarity:NegativeGround
•Fuses:One20ampbladetype;One30ampblade
type
SafetyInterlockSystem
•PTOmustbedisengaged,brakeengaged,and
motioncontrolleversout(neutrallock)tostart
engine.(Itisnotnecessaryfortheoperatortobe
intheseattostarttheengine.)
•OperatormustbeinseatwhenPTOisengaged,
brakeisdisengaged,ormotioncontrolleversare
movedinorenginewillstop.
•Enginewillstopifeithertheleft,theright,or
bothleversaremovedfromneutrallockposition
whilebrakeisengaged.
EngineOverheatProtectionSystem
PTOwilldisengage,analarmwillsound,andthe
coolanttemperaturegaugewillbeintheredarea
whentheenginetemperaturereachesanoverheat
condition.ThePTOwillnotre-engageuntilthe
enginehascooledandthePTOswitchismanually
shut-offandre-engaged.
Note:Iftheenginecoolantlevelisbelowthe
indicatorlineontheoverowbottlewhenthe
engineiscold,thecoolanttemperaturegaugemay
notregistercorrectlyduringoperationand/or
thewarningbuzzermaynotsoundiftheengine
overheats.RefertoCheckEngineCoolantLevel
inMaintenance.
CoolingSystem
•Fan:Electricwithcontinuousoperationwith
enginerunning.
•CoolantLiquid:50/50mixofDexCool©
extendedlifeantifreezeandwater.
•CoolantCapacity:4quarts
OperatorControls
•SteeringandMotionControl:
Note:Motioncontrolleversareadjustableto
twoheights.
–Separatelevers,oneachsideoftheconsole,
controlspeedanddirectionoftravelofthe
respectivedrivewheels.
–Steeringiscontrolledbyvaryingtheposition
oftheleversrelativetoeachother.
17
Specications
–Movingmotioncontrolleversoutward(in
slots)locksthedrivesysteminneutral.
•PTOEngagementSwitch:Engageselectricclutch
(todrivebelt)whichengagesmowerblades.
•ParkingBrakeLever:Engagesparkingbrake.
•DeckHeightAdjustmentLever:Setscutting
heighttodesiredposition.
•DeckLiftAssistPedal:Footpedalthatassistsin
raisingthedeck.
Seat
•Type:Deluxesuspensionseathighback,low
prolefoam-in-placecushion(dampened,
adjustablespringsuspension)andarmrests,
adjustablebackangle.
•Mounting:Hingedtotiltupforaccessto
hydraulicpumps,batteryandothercomponents.
Heldintiltedpositionwithscissor—typelinks.
Adjustableforeandaftseattrack.
•Armrests:Moldedadjustableip-uparmrests.
•SeatSafetySwitch:Integratedseatswitch.
Timedelayseatswitcheliminatesroughground
cut-outs.
HydrostaticGroundDriveSystem
•HydrostaticPumps:TwoHydroGearPW
variabledisplacementpistonpumps.
•WheelMotors:TwoParker/Rosswith11/4inch
taperedshafts.
•HydraulicOilType:ExmarkPremiumHydrooil.
•HydraulicOilCapacity:5.5qt.(5.2L)
•HydraulicFilter:Replaceablecartridgetype.
P/N103-2146:25microns,Nobypass
•Speeds:
–0-12.0mph(19.3km/hr)forward.
–0-8.0mph(12.9km/hr)reverse.
•Drivewheelreleasevalvesallowmachinetobe
movedwhenengineisnotrunning.
Tires&Wheels
DriveFrontCaster
Pneumatic
(Air-Filled)
Semi-Pneumatic
Quantity
22
DriveFrontCaster
TreadSize
“Multi-TracC/S”
Smooth
Size26x12.00-1213x6.50-6
PlyRating
4
Pressure
10psi(69kPa)
CuttingDeck
•CuttingWidth:
–60inch(152.4cm)
–72inch(182.9cm)
•Discharge:Side
•BladeSize:(3ea.)
–60inchDeck:20.75inches(52.7cm)
–72inchDeck:24.75inches(62.9cm)
•BladeSpindles:Solidsteelspindleswith1.18inch
(30mm)I.D.bearings.
•DeckDrive:
–Electricclutchmountedonhorizontalengine
shaft.“B”Sectionbelt(withself-tensioning
idler)fromelectricclutchtotransfershaft
mountedondeck.
–Bladesaredrivenbyone“B”Sectionbelt
(w/self-tensioningidler)fromtransfershaft
ondecktobladespindles.
•Deck:
Fulloatingdeckisattachedtoout-frontsupport
frame.Sixanti-scalprollersprovidemaximum
turfprotection.Deckdesignallowsforbagging,
mulchingorsidedischarge.
•DeckDepth:
–60inchDeck:6.0inches(15.2cm)
–72inchDeck:6.0inches(15.2cm)
•CuttingHeightAdjustment:
Anextra-longcushionedleverisusedtoadjust
thecuttingheightfrom1inch(2.5cm)to5inches
(12.7cm)in1/4inch(6.4mm)increments.The
cuttingheightadjustmenthandlehasatransport
positionandalladjustmentscanbemadewhile
theoperatorremainsseated.Unitsalsohavea
footoperateddeckliftassistlevertoaidinraising
thedeck.
•MulchingKit:Optional.
18
Specications
Dimensions
OverallWidth:
60inchDeck72inchDeck
WithoutDeck53.5inches(135.9
cm)
61.5inches(156.2
cm)
DeectorUp61.4inches(156.0
cm)
74.3inches(188.7
cm)
DeectorDown72.8inches(184.9
cm)
85.8inches(217.9
cm)
OverallLength:
60inchDeck72inchDeck
RollBar-Up81.9inches(208.0
cm)
85.8inches(217.9
cm)
RollBar-Down92.5inches(235.0
cm)
96.4inches(244.9
cm)
OverallHeight:
RollBar-UpRollBar-Down
72.7inches(184.7cm)53.8inches(136.7cm)
TreadWidth:(CentertoCenterof
Tires,Widthwise)
60inchDeck72inchDeck
DriveWheels41.9inches(106.4
cm)
45.9inches(116.6
cm)
CasterWheels37.3inches(94.7
cm)
47.3inches(120.1
cm)
WheelBase:(CenterofCasterTireto
CenterofDriveTire)
60inchDeck72inchDeck
56.0inches(142.2cm)60.2inches(152.9cm)
CurbWeight:
60inchDeck72inchDeck
1545lb(701kg)1645lb(746kg)
TorqueRequirements
BoltLocation
Torque
BladeDriveSheave
MountingNut
90-110ft-lb(122-149N-m)
CutterHousingSpindle
Nut
160-185ft-lb(217-251
N-m)
BladeMountingBolt
(lubricatewithanti-seize)
55-60ft-lb(75-81N-m)
EngineDeck/FrontFrame
MountBolts
30-35ft-lb(41-47N-m)
Anti-ScalpRollerNyloc
NutSeeFigure12
30-35ft-lb(41-47N-m)
Anti-ScalpRollerHex
CapscrewSeeFigure12
50-55ft-lb(68-75N-m)
EngineMountingBolts
1/2-13inchscrews
M10screws
67-83ft-lb(99-113N-m)
30ft-lb(41N-m)
WheelLugNuts
90-95ft-lb(122-129N-m)
WheelMotorMounting
Bolts
72-77ft-lb(98-104N-m)
WheelHubSlottedNut211-260ft-lb
(286-352N-m)
RolloverProtectionSystem
(RollBar)MountingBolts
30-35ft-lb(41-47N-m)
DeckDriveJackshaftNut
75-80ft-lb(102-108N-m)
ClutchRetainingBolt
(securedwiththreadlocker)
55-60ft-lb(75-81N-m)
ExhaustMuferNutsand
MountingBolts
228in-lb(26N-m)
19
Operation
ProductOverview
Figure4
1.Motioncontrollevers
5.EngineControls(right
console)
2.Parkingbrake
6.Seatbelt
3.Heightofcutadjustment
7.RolloverProtection
System(ROPS)
4.Fuelcap(bothsides)
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Controls
MotionControlLevers
Themotioncontrolleverslocatedoneachsideof
theconsolecontroltheforwardandreversemotion
ofthemachine.
Movingtheleversforwardorbackwardturns
thewheelonthesamesideforwardorreverse
respectively.Wheelspeedisproportionaltothe
amounttheleverismoved.
Movingtheleversoutwardfromthecenterposition
intotheT-slotlocksthemintheneutralposition
(
Figure5).
Figure5
1.Neutrallockposition
(handlesout)
5.Neutral(operate)
2.Neutraloperateposition
(handlesin)
6.Reverse
3.FrontofUnit
7.Neutrallock
4.Forward
ThrottleControl
Locatedonrightfueltank.
Thethrottleisusedtocontrolenginespeed.Moving
thethrottleleverforwardwillincreaseenginespeed
20
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