Exmark 4500-759 Rev A User manual

Brand: Exmark

Model: 4500-759 Rev A

Category: Toys & accessories

Type: User manual

VANTAGE™

48/52INCHMODELS

ForSerialNos.

920,000&Higher

PartNo.4500-759Rev.A

WARNING

CALIFORNIA

Proposition65Warning

Theengineexhaustfromthisproduct

containschemicalsknowntotheStateof

Californiatocausecancer,birthdefects,

orotherreproductiveharm.

Important:Theengineinthisproductisnot

equippedwithasparkarrestermufer.Itisa

violationofCaliforniaPublicResourceCode

(CPRC)Section4442touseoroperatethis

engineonanyforest-covered,brush-covered,or

grass-coveredlandasdenedinCPRC4126.

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

evidentintheactualspecicationsofitsproducts

andthestatementsanddescriptionscontained

inthispublication.

IndustrialParkBox808

Beatrice,NE68310

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.

Exmarkpartsmanualsareavailableonlineat

http://www.exmark.com/manuals.htm

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.

Contents

Introduction...........................................................3

Safety.....................................................................5

SafetyAlertSymbol.........................................5

SafeOperatingPractices..................................5

SafetyandInstructionalDecals.....................10

Specications.......................................................14

ModelNumbers............................................14

Systems.........................................................14

Dimensions...................................................15

TorqueRequirements....................................16

ProductOverview................................................16

Operation.............................................................17

Controls........................................................17

Pre-Start........................................................19

OperatingInstructions..................................19

Transporting.................................................24

Maintenance.........................................................26

RecommendedMaintenanceSchedule(s)...........26

PeriodicMaintenance.......................................27

CheckEngineOilLevel.................................27

CheckMowerBlades.....................................29

CheckSafetyInterlockSystem.......................30

CheckforLooseHardware............................31

ServiceAirCleaner........................................31

ChangeEngineOil........................................31

CheckHydraulicOilLevel.............................31

CheckTirePressures.....................................32

CheckConditionOfBelts..............................32

LubricateGreaseFittings...............................32

LubricateCasterWheelHubs........................32

CheckSparkPlugs.........................................33

ChangeHydraulicSystemFilterand

Fluid.........................................................33

WheelHubNutTorqueSpecication.............35

CheckSparkArrester(ifequipped).................35

ThreadLockingAdhesives.............................36

MobilHTSGrease(OrFood-Grade

Anti-seize).................................................36

Copper-BasedAnti-seize...............................36

DielectricGrease...........................................36

Adjustments.....................................................36

DeckLeveling...............................................36

AdjustingtheCuttingDeckRake...................37

AdjustingtheRearoftheDeck.......................38

PumpDriveBeltTension...............................38

MowerDeckDriveBeltTension....................38

ChecktheParkBrake.....................................38

ParkBrakeAdjustment..................................38

ElectricClutchAdjustment............................40

MotionControlNeutralAdjustment..............41

MotionControlTrackingAdjustment............42

ChecktheNeutralSwitchAlignment

.................................................................42

AdjustRHMotionControlHandle

Position.....................................................43

CasterPivotBearingsPre-Load

Adjustment...............................................44

Cleaning...........................................................45

CleanEngineandExhaustSystem

Area..........................................................45

RemoveEngineShroudsandCleanCooling

Fins...........................................................45

CleanDebrisFromMachine..........................45

CleanGrassBuild-UpUnderDeck................45

WasteDisposal..............................................45

Troubleshooting...................................................47

Schematics...........................................................50

Safety

SafetyAlertSymbol

ThislawnmowermeetsorexceedstheB71.4

specicationsoftheAmericanNationalStandards

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.issufcientlymaturetousecaution;and

3.isofsufcientsizeandweighttooperate

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.

Safety

•Inspecttheareawheretheequipmentistobe

usedandremoveallrocks,toys,sticks,wires,

bones,andotherforeignobjectswhichcanbe

thrownbythemachineandmaycausepersonal

injurytotheoperatororbystanders.

DANGER

Incertainconditionsgasolineisextremely

ammableandvaporsareexplosive.

Areorexplosionfromgasolinecanburn

you,others,andcausepropertydamage.

•Fillthefueltankoutdoorsonlevelground,

inanopenarea,whentheengineiscold.

Wipeupanygasolinethatspills.

•Neverrellthefueltankordrainthe

machineindoorsorinsideanenclosed

trailer.

•DoNotllthefueltankcompletelyfull.

Fillthefueltanktothebottomoftheller

neck.Theemptyspaceinthetankallows

gasolinetoexpand.Overllingmayresult

infuelleakageordamagetotheengine

oremissionsystem.

•Neversmokewhenhandlinggasoline,and

stayawayfromanopenameorwhere

gasolinefumesmaybeignitedbyspark.

•Storegasolineinanapprovedcontainer

andkeepitoutofthereachofchildren.

•Addfuelbeforestartingtheengine.Never

removethecapofthefueltankoradd

fuelwhenengineisrunningorwhenthe

engineishot.

•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.

Safety

Operation

WARNING

Operatingengineparts,especiallythemufer,

becomeextremelyhot.Severeburnscanoccur

oncontactanddebris,suchasleaves,grass,

brush,etc.cancatchre.

•Allowengineparts,especiallythemufer,to

coolbeforetouching.

•Removeaccumulateddebrisfrommufer

andenginearea.

•Installandmaintaininworkingordera

sparkarresterbeforeusingequipment

onforest-covered,grass-covered,or

brush-coveredunimprovedland.

WARNING

Engineexhaustcontainscarbonmonoxide,

whichisanodorlessdeadlypoisonthatcankill

you.

DoNotrunengineindoorsorinasmallconned

areawheredangerouscarbonmonoxidefumes

cancollect.

•Operateonlyindaylightorgoodarticiallight,

keepingawayfromholesandhiddenhazards.

•Besurealldrivesareinneutralandparkingbrake

isengagedbeforestartingengine.

•Neverraisedeckwithbladesrunning.

•Neveroperatethemowerwithdamagedguards,

shields,orcovers.Alwayshavesafetyshields,

guards,switchesandotherdevicesinplaceandin

properworkingcondition.

•Nevermowwiththedischargedeectorraised,

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.

–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.

Safety

DANGER

Operatingonwetgrassorsteepslopescan

causeslidingandlossofcontrol.Lossofcontrol

and/orlossofoperator’sfootingcouldresultina

fallwithanarmorleggettingunderthemower

orenginedeckwhichmayresultinserious

injury,deathordrowning.

•Mowacrossslopes,neverupanddown.

•DoNotmowslopeswhengrassiswet.

•DoNotmowneardrop-offsornearwater.

•DoNotmowslopesgreaterthan20degrees.

•Reducespeedanduseextremecautionon

slopes.

•Avoidsuddenturnsorrapidspeedchanges.

•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.

DANGER

Chargingorjumpstartingthebatterymay

produceexplosivegases.Batterygasescan

explodecausingseriousinjury.

•Keepsparks,ames,orcigarettesaway

frombattery.

•Ventilatewhenchargingorusingbattery

inanenclosedspace.

•Makesureventingpathofbatteryis

alwaysopenoncebatteryislledwith

acid.

•Alwaysshieldeyesandfacefrombattery.

Safety

DANGER

Batteryelectrolytecontainssulfuricacid,

whichispoisonousandcancausesevere

burns.Swallowingelectrolytecanbefatalor

ifittouchesskincancausesevereburns.

•Wearsafetyglassestoshieldeyes,and

rubberglovestoprotectskinandclothing

whenhandlingelectrolyte.

•DoNotswallowelectrolyte.

•Intheeventofanaccident,ushwith

waterandcalladoctorimmediately.

CAUTION

Iftheignitionisinthe“ON”positionthere

ispotentialforsparksandengagement

ofcomponents.Sparkscouldcausean

explosionormovingpartscouldaccidentally

engagecausingpersonalinjury.

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.

WARNING

Hydraulicuidescapingunderpressure

canpenetrateskinandcauseinjury.Fluid

accidentallyinjectedintotheskinmustbe

surgicallyremovedwithinafewhoursbyadoctor

familiarwiththisformofinjuryorgangrenemay

result.

•Ifequipped,makesureallhydraulicuid

hosesandlinesareingoodconditionandall

hydraulicconnectionsandttingsaretight

beforeapplyingpressuretohydraulicsystem.

•Keepbodyandhandsawayfrompinhole

leaksornozzlesthatejecthighpressure

hydraulicuid.

•Usecardboardorpaper,notyourhands,to

ndhydraulicleaks.

•Safelyrelieveallpressureinthehydraulic

systembyplacingthemotioncontrollevers

inneutralandshuttingofftheenginebefore

performinganyworkonthehydraulicsystem.

WARNING

Fuelsystemcomponentsareunderhigh

pressure.Theuseofimpropercomponentscan

resultinsystemfailure,gasolineleakageand

possibleexplosion.

Useonlyapprovedfuellinesandfuelltersfor

highpressuresystems.

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.

1-303508

1-403005

98-5954

106-5517

1.Warning—donottouchthehotsurface.

109-3148

115-4186

1.Interval

2.PowerT ake-off(PTO)

3.Parkingbrake

4.Neutral

5.Operatorpresenceswitch

6.Battery

Safety

116-0404

116-2040

116-3267

116-3283

116-3290

116-1887

1.Fast3.Neutral

2.Slow

4.Reverse

Safety

116-4181

116-4647

116-5040

1.Forwardposition–faster

2.Backwardposition–

slower

116-4648

AllUnitsExceptEFI

1.PTO-on4.Slow

2.PTO-off5.Choke-on

3.Fast

6.Choke-off

Safety

116-5026

EFIOnly

1.PTO-on

3.Fast

2.PTO-off4.Slow

Specications

ModelNumbers

SerialNos:920,000andHigher

VT20KA484;VT24KA484;VT24KA484CA;VT24KA524;VT24KA524CA;VT25EKC524

Systems

Engine

•EngineSpecications:SeeyourEngineOwner’s

Manual

•EngineOilType:Exmark4–CyclePremium

EngineOil

•RPM:FullSpeed:3600±100RPM(NoLoad)

FuelSystem

•Capacity:8.0gal.(30.2L)

•TypeofFuel:Regularunleadedgasoline,87

octaneorhigher;containingnomorethan10%

methanolorethanol.

•FuelFilter:

–Kawasaki:

KawasakiP/N49019-7005

–KohlerEFI:

KohlerP/N2505042

•FuelShut-OffValve:1/4turnincrements

ElectricalSystem(ElectricStart)

•ChargingSystem:FlywheelAlternator

•ChargingCapacity:

Kawasaki:15amps

KohlerEFI:20amps

•BatteryType:BCIGroupU1

•BatteryVoltage:12Volt

•Polarity:NegativeGround

•Fuses:

–30ampmainfuse

–25ampchargingsystemfuse

–10ampPTOfuse

–15ampaccessoryfuse

SafetyInterlockSystem

•LCDindicatorsappearfortheparkbrake,drive

levers,andoperatorpresenceinthemessage

displayonthefrontcontrolpanel.

Note:BecausethePTOmustbedisengaged

tostarttheengine,theLCDindicatorwillnot

illuminateatthistime.

•PTOmustbedisengagedandmotioncontrol

leversinneutraltostartengine.(Itisnot

necessaryfortheoperatortobeontheplatform

tostarttheengine.)

•Mowerbladeswillstopiftherightsidemotion

controlleverismovedorreleasedintothePTO

disengageposition.

•Enginewillstopifthemotioncontrolleversare

movedfromtheneutralpositionwiththepark

brakeengaged.

OperatorControls

SteeringControl:Fingertipdrivecontrollevers

provideindependentspeedcontrol,brakingand

neutraltoeachdrivewheelformovingforwardor

reverse,stopping,andpowerturning.

Transmission

•TwoHydroGearvariabledisplacementhigh

efciencypumpsindependentlycoupledtotwo

highefciencyParker/Rosswheeldrivemotors.

•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:

–0-8.0mph(13km/hr)forward.

Specications

–0-4.0mph(6km/hr)reverse.

•Drivewheelsreleasevalvesallowmachinetobe

movedwhenengineisnotrunning.

WheelDriveSystem

DrivewheelsaredirectcoupledtoParkerwheeldrive

motorswith1inch(25.4mm)taperedshaft.

Tires&Wheels

DriveFrontCaster

Pneumatic

(Air-Filled)

Semi-

Pneumatic

Quantity

Tread

TurfMasterSmooth

Size20x10.00–811x4.00-5

PlyRating

Pressure

14psi

(97kPa)

CuttingDeck

•CuttingWidth:

–48inchDeck:48inches(121.9cm)

–52inchDeck:52.00inches(132.1cm)

•Discharge:Side

•BladeSize:(3ea.)

–48inchDeck:16.25inches(41.3cm)

–52inchDeck:18.00inches(45.7cm)

•BladeSpindles:Solidsteelspindleswith1.00inch

(25.4mm)I.D.bearings.

•DeckDrive:

–Electricclutchmountedonengineshaft.

–Bladesdrivenbyonebelt(w/self-tensioning

idlers).

•Deck:Fulloatingdeckisattachedtosupport

frame,removableforservice.Deckdesignallows

forbagging,mulchingorsidedischarge.

•DeckDepth:

–48inchDeck:5.5inches(14.0cm)

–52inchDeck:5.5inches(14.0cm)

•CuttingHeightAdjustment:

Adjustsfrom1inch(2.5cm)to5inches(12.7cm)

in1/4inch(6.4mm)increments

•MulchingKit:Optional

•Bagger:Optional

Dimensions

OverallWidth:

48inchDeck52inchDeck

DeectorUp51.8inches

(131.6cm)

56.3inches

(143.0cm)

DeectorDown59.6inches

(151.4cm)

64.8inches

(164.6cm)

OverallLength:

48inchDeck52inchDeck

PlatformUp59.0inches

(150.0cm)

59.0inches

(150.0cm)

PlatformDown74.0inches

(188.0cm)

74.0inches

(188.0cm)

OverallHeight:

48inchDeck52inchDeck

50.0inches(127.0cm)50.0inches(127.0cm)

TreadWidth:(OutsidetoOutsideof

Tires,Widthwise)

48inchDeck52inchDeck

46.5inches(118.1cm)46.5inches(118.1cm)

CurbWeight:

48inchDeck52inchDeck

855lb(388kg)875lb(397kg)

Note:Weightswillvaryslightlydependingon

engine.

ProductOverview

TorqueRequirements

BoltLocation

Torque

CutterHousingSpindle

Nut

130-160ft-lb

(176-217N-m)

BladeMountingBolt

(lubricatewithanti-seize)

50-60ft-lb(68-81N-m)

EngineDeck/Mower

DeckSupportMount

Bolts

30-35ft-lb(41-47N-m)

EngineMountingBolts

Kawasaki

Kohler

17-23ft-lb(23-31N-m)

27-33ft-lb(37-45N-m)

WheelLugNuts

90-95ft-lb(122-129N-m)

WheelHubNuts175-225ft-lb

(237-305N-m)

WheelMotorMounting

Bolts

67-83ft-lb(91-113N-m)

ProductOverview

Figure3

1.Platform

4.Motioncontrollevers

2.FuelCap5.EngineControls

3.Height-of-Cut

Adjustment

6.ParkBrakeLever

Operation

Note:Determinetheleftandrightsidesofthe

machinefromthenormaloperatingposition.

Controls

MotionControlLevers

Themotioncontrollevers,locatedoneachsideofthe

topconsole,controltheforwardandreversemotion

ofthemachine.

Movingtheleversforwardorbackwardturns

thewheelonthesamesideforwardorreverse

respectively.Wheelspeedisproportionaltothe

amounttheleverismoved.

Figure4

1.LHMotioncontrollever6.Neutral

2.RHMotioncontrollever7.Forward

3.RHMotioncontrol

leverinPTOdisengage

position

8.Frontreference/Speed

controlbar

4.Reverse

9.Frontofunit

5.Rearreferencebar

Whenthemotioncontrolleversareintheneutral

position,theLCDindicatorappearsinthemessage

displayonthefrontcontrolconsole(see

Figure5

andFigure7).

Whenthemotioncontrolleversareintheneutral

positionandtheRHmotioncontrolleverismoved

intothePTOdisengageposition,themowerblades

willdisengage.

ChokeControl(AllUnitsExcept

KohlerEFI)

Locatedonthefrontcontrolconsolerightofthe

PTOengagementswitch.

Thechokeisusedtoaidinstartingacoldengine.

Movingthechokeleverforwardwillputthechokein

the“ON”positionandmovingthechokelevertothe

rear,tothedetent,willputthechokeinthe“OFF”

position.DoNotrunawarmenginewithchokein

the“ON”position.

Figure5

1.Throttle8.Fuelgauge

2.RHMotioncontrollever

9.PTOengagementswitch

3.LHMotioncontrollever

10.Choke

4.FrontReference/Speed

ControlBar

11.Decklifthandle

5.Messagedisplay12.Fuelcap

6.Parkbrakelever

13.Height-of-cutpin

7.Ignitionswitch

14.Platformlatch

ThrottleControl

LocatedontheRHsideofthefrontcontrolconsole

(redlever)(seeFigure5).

Thethrottleisusedtocontrolenginespeed.Moving

thethrottleleverforwardwillincreaseenginespeed

andmovingthethrottlelevertotherearwilldecrease

enginespeed.Movingthethrottleforwardintothe

detentisfullthrottle.

FrontReference/SpeedControlBar

Locatedinfrontofthemotioncontrollevers(see

Figure5).

Thefrontreference/speedcontrolbarcontrolsthe

maximumforwardspeedandisinnitelyvariable

fromapproximately4–8mph(6–13km/hr).

ParkBrakeLever

Locatedonleftsideofunit,justtothefrontofthe

LHmotioncontrollever(seeFigure5).

Operation

Thebrakeleverengagesaparkingbrakeonthedrive

wheels.

Note:TheLCDindicatorappearsinthemessage

displayonthefrontconsolewhentheparkbrakeis

engaged(see

Figure5andFigure7).

Toengagethebrake,pulltheleverrearwardandto

therighttopositionintotheengagedposition.

Torelease,pullthebrakeleverbackandovertothe

left,positionintotheslotandpushtheleverforward.

Whenparkingonasteepslope,thewheelsmustbe

chockedorblockedinadditiontothebrakebeing

engaged.Theunitmustbetieddownandbrake

engagedwhentransporting.

Parkbrakemustbedisengagedbeforemoving

motioncontroloutofneutralorenginewillkill.

IgnitionSwitch

LocatedontheLHsideofthefrontcontrolconsole

(seeFigure5).

Theignitionswitchisusedtostartandstopthe

engine.Theswitchhasthreepositions“OFF”,“ON”

and“START”.Insertkeyintoswitchandrotate

clockwisetothe“ON”position.Rotateclockwiseto

thenextpositiontoengagethestarter(keymustbe

heldagainstspringpressureinthisposition).Allow

thekeytoreturntothe“ON”positionimmediately

aftertheenginestarts.

Figure6

1.Off3.Start

2.On

Note:Tostarttheengine,placetheLHmotion

controlleverinneutral,theRHmotioncontrol

inPTOdisengageposition,andthePTOswitch

disengaged.(Itisnotnecessaryfortheoperatorto

beontheplatform.)

HourMeter

LocatedontheLHsideofthefrontcontrolconsole

inthemessagedisplay(seeFigure5andFigure7).

Thehourmeterrecordsthenumberofhoursthat

theenginehasrun.

Figure7

1.LCDIndicators

2.Lowvoltageindicatorlight

3.Hour/Voltagedisplay

Thehourmeterisrecordingwhenthedecimalpoint

isashinginHour/Voltagedisplay.

Hoursaredisplayedwhenthekeyisofforwhenthe

machineisrunning.

Note:Iftheignitionkeyisturnedtothe“ON”

positionforafewsecondsbeforecrankingthe

engine,thebatteryvoltagewilldisplayinthearea

wherethehoursarenormallydisplayed.

Note:TheLCDindicatorsappearwheneach

controlmeetsthe“safetostart”mode.Becausethe

PTOmustbedisengagedtostarttheengine,the

LCDindicatorwillnotilluminateatthistime.

FuelShut-OffValve

LocatedontheRHsideofthecontroltowerbehind

thekneecushion.

Thefuelshut-offvalveisusedtoshutoffthefuel

whenthemachinewillnotbeusedforafewdays,

duringtransporttoandfromthejobsite,andwhen

parkedinsideabuilding.

Alignvalvehandlewiththefuellinetoopen.Rotate

90°toclose.

FuelGauge

Locatedonthetopleftsideofthetank(seeFigure5).

Operation

Thefuelgaugemonitorstheamountoffuelinthe

tank.

DriveWheelReleaseValves

Locatedontherightfrontcornerofthehydrostatic

pumps.

Drivewheelreleasevalvesareusedtoreleasethe

hydrostaticdrivesystemtoallowthemachinetobe

movedbyhandwithouttheenginerunning.

Witha5/8wrench,turnbothvalvesoneturn

counterclockwisetoreleasethedrivesystem.

Turnclockwisetoresetthedrivesystem.DoNot

overtighten.DoNottowmachine.

PTOEngagementSwitch

Locatedonfrontcontrolpanel(seeFigure5).

Switchmustbepulledout(up)toengagetheblades.

Switchispushedintodisengagetheblades.

TheLCDindicatorwillappearwhenthePTOswitch

isengaged(seeFigure7).

LowVoltageIndicator

Locatedonthefrontcontrolpanelinthemessage

display(seeFigure5andFigure7).

Alowvoltagecondition(lessthan12.3volts)exists

whenthelowvoltageindicatorlightappearsonthe

messagedisplaywhiletheengineisrunning.

Iftheignitionkeyisturnedtothe“ON”positionfor

afewsecondsbeforecrankingtheengine,thebattery

voltagewilldisplayintheareawherethehoursare

normallydisplayed.

Note:Theindicatornormallyappearswhenthe

engineisoffandthekeyswitchisturnedtothe

“ON”position.

DeckLiftHandle

LocatedontheRHofthefrontcontrolpanel.

Pullthehandlerearwardtoraisethecuttingdeck.

Allowthehandletomoveforwardtolowerthe

cuttingdecktothecutheightthathasbeenset.

Pullthehandlerearwardandtotherighttolatch

thecuttingdeckintotheraisedtransportposition

(Figure6).

ElectronicControlUnitMalfunction

Indicator

KohlerEFIUnitsOnly:

Theelectroniccontrolunit(ECU)continuously

monitorsoperationoftheEFIsystem.Ifaproblem

orfaultwithinthesystemisdetected,themalfunction

indicatorlight(MIL)isilluminated.TheMILis

thelightlocatedintheconsolepaneltotheleftof

thePTOswitch.Followthetroubleshootingsteps

outlinedintheKohlerengineoperator’smanualifthe

MILisilluminated.

Pre-Start

Fillfueltankonlevelground.Forbestresultsuse

onlyclean,freshregulargradeunleadedgasolinewith

anoctaneratingof87orhigher.

Important:Neverusemethanol,gasoline

containingmethanol,gasoholcontainingmore

than10%ethanol,premiumgasoline,orwhite

gasbecausethefuelsystemcouldbedamaged.

DoNotaddoiltogasoline.

DoNotoverllfueltank.Fillthefueltanktothe

bottomofthellerneck.Theemptyspaceinthe

tankallowsgasolinetoexpand.Overllingmayresult

infuelleakageordamagetotheengineoremission

system.

Makesureyouunderstandthecontrols,their

locations,theirfunctions,andtheirsafety

requirements.

RefertotheMaintenancesectionandperformallthe

necessaryinspectionandmaintenancesteps.

OperatingInstructions

OpentheFuelShut-OffValve

Rotatethevalveandalignwiththefuellinetoopen.

StartingtheEngine

1.LeavetheLHmotioncontrolleverinneutraland

theRHleverinthePTOdisengageposition(see

Figure4).

2.Pulltheparkingbrakerearwardandovertothe

righttoengagetheparkingbrake.

Operation

3.Pushin(down)onthePTOswitchtothe

“disengage”position.

4.Placethethrottlemidwaybetweenthe“SLOW”

and“FAST”positions.

5.Onacoldengine,pushthechokeleverforward

intothe“ON”position(exceptKohlerEFIunits).

Onawarmengine,leavethechokeinthe“OFF”

position.

6.Turnignitionswitchtothe“START”position.

Releasetheswitchassoonastheenginestarts.

Important:DoNotcranktheengine

continuouslyformorethantensecondsata

time.Iftheenginedoesnotstart,allowa60

secondcool-downperiodbetweenstarting

attempts.Failuretofollowtheseguidelines

canburnoutthestartermotor.

7.Ifthechokeisinthe“ON”position,gradually

returnchoketothe“OFF”positionastheengine

warmsup.

PTOEngagement

DANGER

Therotatingbladesunderthemowerdeckare

dangerous.Bladecontactcancauseserious

injuryorkillyou.

DoNotputhandsorfeetunderthemoweror

mowerdeckwhenthebladesareengaged.

DANGER

Anuncovereddischargeopeningwillallow

objectstobethrowninanoperator’sor

bystander’sdirection.Also,contactwiththe

bladecouldoccur.Thrownobjectsorblade

contactcancauseseriousinjuryordeath.

Neveroperatethemowerwiththedischarge

deectorraised,removed,oralteredunlessthere

isagrasscollectionsystemormulchkitinplace

andworkingproperly.

ThePTOswitchengagesthecuttingblades.Besure

allpersonsareclearofmowerdeckanddischarge

areabeforeengagingthePTO.

1.Setthrottleto“MIDWAY”position.

2.Releasetheparkingbrake.

3.Movetherightsidemotioncontrollevertothe

center,operateposition.

4.Continueholdingtherightsidemotioncontrol

leverinthecenter,operatepositionandpullup

onthebladecontrolswitch(PTO)andrelease.

Theclutchshouldengageandthemowerblades

beginrotating.

5.Placethethrottleinthe“FAST”positiontobegin

mowing.

DisengagingthePTO

1.Setthethrottlemidwaybetweenthe“SLOW”

and“FAST”positions.

2.PushdownonthePTOswitchtodisengagethe

blades.

Note:ThePTOwillbedisengagedbyreleasing

therightsidemotioncontrolleverandallowingit

tospringoutwardtothePTOdisengageposition.

ThePTOwillnotre-engagewhentheRHmotion

controlleverismovedoutofthePTOdisengage

positionwithoutpullinguponthePTOswitch.

TofullydisengagethePTO,continuetopushthe

switchdownward.

StoppingtheEngine

1.Bringtheunittoafullstop.

2.Movethemotioncontrolleverstotheneutral

position;movetheRHcontrolleverouttothe

PTOdisengageposition.

3.Placethethrottlemidwaybetweenthe“SLOW”

and“FAST”positions.

4.PushdownonthePTOswitchtodisengagethe

blades.

5.Engagetheparkingbrake.

6.Allowtheenginetorunforaminimumof15

seconds,thenturntheignitionswitchtothe

“OFF”positiontostoptheengine.

7.Removethekeytopreventchildrenorother

unauthorizedpersonsfromstartingengine.

8.Closethefuelshut-offvalvewhenthemachine

willnotbeinuseforafewdays,when

transporting,orwhentheunitisparkedinside

abuilding.

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Exmark 4500-759 Rev A User manual

Brand: Exmark

Model: 4500-759 Rev A

Category: Toys & accessories

Type: User manual

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Exmark 4500-759 Rev A User manual

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