Exmark Laser Z XS LXS25KD605, Laser Z XS LXS25KD665, Laser Z XS LXS25KD725 Operator's Manual

Page 1
ForSerialNos.
720,000&Higher
LAZERZ®XS
DIESELMODELS
PlaceModelNo.andSerialNo.
LabelHere(IncludedintheLiterature
Pack)orFillinBelow
DatePurchased
ModelNo.EngineSerialNo.(E/No)
SerialNo.
PartNo.4500-169Rev.A
Page 2
WARNING
CALIFORNIA
Proposition65Warning
Dieselengineexhaustandsomeofits constituentsareknowntotheStateof Californiatocausecancer,birthdefects, andotherreproductiveharm.
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.
©2004–2007—ExmarkMfg.Co.,Inc. IndustrialParkBox808 Beatrice,NE68310
2
Contactusatwww.Exmark.com.
PrintedintheUSA.
AllRightsReserved
Page 3
EXMARK PARTS PLUS® PROGRAM
EFFECTIVE DATE: September 1, 1995
Program
If your Exmark dealer does not have the Exmark part in stock, Exmark will get the parts to the dealer the next business day or the part will be FREE* Guaranteed!!
How the Program Works
1. If dealer does not have part in stock for a "down" unit at the time of request by customer, the dealer contacts his distributor by 1:00 p.m., local time, and requests Exmark Parts Plus® shipment of six (6) line items or less.
2. Distributor ships part(s) to dealer or customer, as requested by dealer, same day, overnight UPS Distributor bills dealer for part and freight charges where applicable.
3. If distributor does not have the part(s) in stock to satisfy Exmark Parts Plus® order, he contacts Exmark by 3:00 p.m., central time, with an Exmark Parts Plus® order of six (6) line items or less.
4. If order is received by 3:00 p.m. central time, Exmark ships part(s) direct to dealer or customer, as requested by distributor, same day, overnight UPS, Exmark bills the distributor for parts and shipping charges, where applicable.
5. The customer pays for the part and freight if it is shipped under the Exmark Parts Plus® and if it arrives in accordance to the program.
6. Who pays for the part and freight if it fails to arrive overnight in accordance to the program?
A. Under any circumstance the customer does not pay.
B. If the part does not arrive overnight due to:
1. The dealer not submitting the Exmark Parts Plus® order to his Exmark distributor by 1:00 p.m., the dealer pays for the part and freight.
2. The Distributor being unable to ship the part the same day or not submitting the Exmark Parts Plus® order to Exmark by 3:00 p.m., central time, the Distributor pays for the part and freight.
3. Exmark being unable to ship the part and the Exmark parts order is received by 3:00 p.m., central time, Exmark pays for the part and freight.
4. If the part does not arrive overnight due to the shipper (UPS), the shipper pays for the freight and Exmark pays for the part.
* The following restrictions apply -- The Exmark Parts Plus® Program is available only through participating Exmark Dealers and applies only to orders submitted on this program Monday through Thursday. Parts Plus service is available only in the 48 contiguous United States. UPS has initiated a Saturday delivery program to many areas of the continental United States and can be requested for an overnight shipment on Friday to be delivered Saturday. The next day air charge, plus the Saturday delivery fee will be the responsibility of the purchaser. Exmark Mfg. will assume no responsibility for Saturday delivery shipments. To qualify, all Exmark Parts Plus® orders must be received by Exmark by 3:00 p.m., central time. Orders must be six (6) line items or less. Exclusions from the Exmark Parts Plus® Program are: Any wholegood or accessory in its entirety, engines and engine replacement parts, 5-speed Peerless transmissions and 5-speed transaxles, hydraulic or hydrostatic wheel motors, cutter decks and engine decks or any item exceeding United Parcel Service size and weight restrictions.
Due to UPS restrictions, aerosol spray paint is considered a hazardous material and cannot be shipped via UPS next day or Second Day Air.
Exmark Manufacturing stocks a limited supply of parts for transaxles, pumps and wheel motors. These parts can be ordered for Next Day Air shipment but will not be guaranteed per the Parts Plus Program.
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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.
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Page 5
Contents
Introduction...........................................................4
Safety.....................................................................6
SafetyAlertSymbol.........................................6
SafeOperatingPractices..................................6
SafetyandInstructionalDecals.....................11
Specications.......................................................17
ModelNumbers............................................17
Systems.........................................................17
Dimensions...................................................18
TorqueRequirements....................................19
ProductOverview................................................20
Operation.............................................................20
Controls........................................................20
Pre-Start........................................................22
OperatingInstructions..................................22
Transporting.................................................26
Maintenance.........................................................28
RecommendedMaintenanceSchedule(s)...........28
PeriodicMaintenance.......................................29
CheckEngineOilLevel.................................29
CheckBatteryCharge....................................29
CheckMowerBlades.....................................30
CheckSafetyInterlockSystem.......................30
CheckRolloverProtectionsSystems(Roll
Bar)Pins...................................................31
CheckSeatBelt..............................................31
CheckforLooseHardware............................31
ServiceAirCleaner........................................31
ChangeEngineOil........................................32
CheckHydraulicOilLevel.............................32
CheckTirePressures.....................................32
CheckConditionOfBelts..............................32
LubricateGreaseFittings...............................33
LubricateCasterWheelHubs........................33
LubricateBrakeHandlePivot........................34
LubricateBrakeRodBushings.......................34
LubricateMotionControlBronze
Bushings...................................................34
DrainFuelFilter............................................34
ChangeHydraulicSystemFilter.....................35
WheelHub-SlottedNutTorque
Specication..............................................35
CheckEngineCoolantLevel..........................35
ChangeEngineCoolant.................................36
ThreadLockingAdhesives.............................37
MobilHTSGrease(OrFood-Grade
Anti-seize).................................................37
Copper-BasedAnti-seize..............................37
DielectricGrease...........................................37
Adjustments.....................................................38
DeckLeveling...............................................38
PumpDriveBeltTension...............................38
MuleDriveBeltTensionAdjustment.............38
DeckBeltTension........................................39
AlternatorBeltTension.................................39
BeltGuideAdjustment..................................39
BrakeLinkAdjustment..................................40
BrakeAdjustment..........................................40
ElectricClutchAdjustment............................41
ReverseIndicatorAdjustment........................41
MotionControlLinkageAdjustment.............41
MotionControlDamperAdjustment.............42
CasterPivotBearingsPre-Load
Adjustment...............................................43
Cleaning...........................................................43
CleanEngineCoolingSystem........................43
RemoveAccumulatedDebrisfromEngine
.................................................................43
CleanGrassBuild-UpUnderDeck................44
WasteDisposal..............................................44
Troubleshooting...................................................45
Schematics...........................................................48
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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.
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Safety
DANGER
Incertainconditionsdieselfuelisextremely ammableandvaporsareexplosive.
Areorexplosionfromdieselfuelcanburn you,others,andcausepropertydamage.
Fillthefueltankoutdoorsinanopen area,whentheengineiscold.Wipeup anydieselfuelthatspills.
Neverrellthefueltankordrainthe machineindoorsorinsideanenclosed trailer.
DoNotllthefueltankcompletelyfull. Adddieselfueltothefueltankuntilthe levelis1/4to1/2inch(6–13mm)below thebottomofthellerneck.Thisempty spaceinthetankallowsdieselfuelto expand.
Neversmokewhenhandlingdieselfuel, andstayawayfromanopenameor wheredieselfuelfumesmaybeignited byspark.
Storedieselfuelinanapprovedcontainer andkeepitoutofthereachofchildren.
Addfuelbeforestartingtheengine. Neverremovethecapofthefueltankor addfuelwhenengineisrunningorwhen theengineishot.
Iffuelisspilled,DoNotattempttostart theengine.Moveawayfromtheareaof thespillandavoidcreatinganysourceof ignitionuntilfuelvaporshavedissipated.
DoNotoperatewithoutentireexhaust systeminplaceandinproperworking condition.
WARNING
Dieselfuelisharmfulorfatalifswallowed. Long-termexposuretovaporshascaused cancerinlaboratoryanimals.Failuretouse cautionmaycauseseriousinjuryorillness.
Avoidprolongedbreathingofvapors.
Keepfaceawayfromnozzleanddiesel tank/containeropening.
Keepawayfromeyesandskin.
Neversiphonbymouth.
Checkthattheoperator’ spresencecontrols, safetyswitches,andshieldsareattachedand functioningproperly.DoNotoperateunlessthey arefunctioningproperly .
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.
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Safety
Besurealldrivesareinneutralandparkingbrake isengagedbeforestartingengine.Useseatbelts.
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.
WARNING
Hands,feet,hair,clothing,oraccessoriescan becomeentangledinrotatingparts.Contact withtherotatingpartscancausetraumatic amputationorseverelacerations.
DoNotoperatethemachinewithout guards,shields,andsafetydevicesin placeandworkingproperly.
Keephands,feet,hair,jewelry,orclothing awayfromrotatingparts.
NEVERcarrypassengers.DONOToperate themowerwhenpeople,especiallychildren,or petsareinthearea.
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.
DANGER
Operatingonwetgrassorsteepslopescan causeslidingandlossofcontrol.Wheels droppingoveredges,ditches,steepbanks,or watercancauserollovers,whichmayresult inseriousinjury,deathordrowning.
DoNotmowslopeswhengrassiswet.
DoNotmowneardrop-offsornearwater.
DoNotmowslopesgreaterthan15 degrees.
Reducespeedanduseextremecaution onslopes.
Avoidsuddenturnsorrapidspeed changes.
Seeinsidethebackcovertodeterminethe approximateslopeangleoftheareatobemowed.
Useawalkbehindmowerand/orahandtrimmer neardrop-offs,ditches,steepbanksorwater. (Figure3).
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Safety
Figure3
1.SafeZone-Usethe mowerhereonslopes lessthan15degrees
3.Water
2.DangerZone-Useawalk behindmowerand/or handtrimmernear drop-offsandwater.
Removeormarkobstaclessuchasrocks,tree limbs,etc.fromthemowingarea.Tallgrasscan hideobstacles.
Watchforditches,holes,rocks,dipsandrisesthat changetheoperatingangle,asroughterraincould overturnthemachine.
Avoidsuddenstartswhenmowinguphillbecause themowermaytipbackwards.
Beawarethatlossoftractionmayoccurgoing downhill.Weighttransfertothefrontwheels maycausedrivewheelstoslipandcauselossof brakingandsteering.
Alwaysavoidsuddenstartingorstoppingona slope.Iftireslosetraction,disengagetheblades andproceedslowlyofftheslope.
Followthemanufacturer’ srecommendationsfor wheelweightsorcounterweightstoimprove stability.
Useextremecarewithgrasscatchersor attachments.Thesecanchangethestabilityofthe machineandcauselossofcontrol.
UsingtheRolloverProtectionSystem (ROPS)
ARolloverProtectionSystem(rollbar)isinstalled ontheunit.
WARNING
Thereisnorolloverprotectionwhentheroll barisdown.Wheelsdroppingoveredges, ditches,steepbanks,orwatercancause rollovers,whichmayresultinseriousinjury, deathordrowning.
Keeptherollbarintheraisedandlocked positionanduseseatbelt.
Lowertherollbaronlywhenabsolutely necessary.
DoNotwearseatbeltwhentherollbar isdown.
Driveslowlyandcarefully.
Raisetherollbarassoonasclearance permits.
•Checkcarefullyforoverheadclearances(i.e. branches,doorways,andelectricalwires)before drivingunderanyobjectsanddonotcontactthem.
MaintenanceandStorage
Disengagedrives,lowerimplement,setparking brake,stopengineandremovekeyordisconnect sparkplugwire.Waitforallmovementtostop beforeadjusting,cleaningorrepairing.
Keepengine,enginearea,andpumpdrivebelt compartmentfreefromaccumulationofgrass, leaves,excessivegreaseoroil,andotherdebris whichcanaccumulateintheseareas.These materialscanbecomecombustibleandmayresult inare.
Letenginecoolbeforestoringanddonotstore nearameoranyenclosedareawhereopenpilot lightsorheatappliancesarepresent.
Shutofffuelwhilestoringortransporting.Do Notstorefuelnearamesordrainindoors.
Parkmachineonlevelground.Neverallow untrainedpersonneltoservicemachine.
Usejackstandstosupportcomponentswhen required.
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Safety
Carefullyreleasepressurefromcomponentswith storedenergy.
Disconnectbatteryorremovesparkplugwire beforemakinganyrepairs.Disconnectthe negativeterminalrstandthepositivelast. Reconnectpositiverstandnegativelast.
Usecarewhencheckingblades.Wraptheblade(s) orweargloves,andusecautionwhenservicing them.Onlyreplaceblades.Neverstraightenor weldthem.
Keephandsandfeetawayfrommovingparts. Ifpossible,donotmakeadjustmentswiththe enginerunning.
Chargebatteriesinanopenwellventilatedarea, awayfromsparkandames.Unplugcharger beforeconnectingordisconnectingfrombattery. Wearprotectiveclothinganduseinsulatedtools.
Keepallguards,shieldsandallsafetydevicesin placeandinsafeworkingcondition.
Checkallboltsfrequentlytomaintainproper tightness.
Frequentlycheckforwornordeteriorating componentsthatcouldcreateahazard.
Allreplacementpartsmustbethesameas orequivalenttothepartssuppliedasoriginal equipment.
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.
WARNING
Fuelsystemcomponentsareunderhigh pressure.Theuseofimpropercomponents canresultinsystemfailure,fuelleakageand possibleexplosion.
Useonlyapprovedfuellinesandclampsfor highpressuresystems.
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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
1-513742
1-513746
1-513748
1-523552
1-633706
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Safety
98-5954
103–0223
103–0261
103-1798
103-6936
103-7218
12
Page 13
Safety
107-2102
107-2112
109-0872
109-1214
109-1215
13
Page 14
Safety
109-1399
109-1921
109-2219
109-2263
109-2264
109-2478
14
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Safety
109-2951
109-3148
109-6855
109–7949
19426-87881
19426-87903
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Safety
107-9866
1.Fast
2.Slow
3.Neutral4.Reverse
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Specications
Specications
ModelNumbers
SerialNos:720,000andHigher
LXS25KD605;LXS25KD665;LXS25KD725
Systems
Engine
EngineSpecications:SeeyourEngineOwner’s Manual
RPM:FullSpeed:3850±50RPM(NoLoad) Idle:1400RPM
FuelSystem
Capacity:15.5gal.(58.6L)
TypeofFuel:Dieselfuel,40cetaneorhigher.
FuelFilter:In-line15Micron ExmarkP/N98-7612.
FuelShut-OffValve:1/4turnincrements (“OFF”,righttank,lefttank,)
Fuelgaugeinlefthandfueltank.
ElectricalSystem
ChargingSystem:ExternalAlternator
ChargingCapacity:60amps
BatteryType:BCIGroup26
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.
CoolingSystem
Fan:Electricwithcontinuousoperationwith enginerunning.
CoolantLiquid:50/50mixofDexCool© extendedlifeantifreezeandwater.
CoolantCapacity:4quarts
OperatorControls
SteeringandMotionControl:
Note:Motioncontrolleversareadjustableto twoheights.
–Separatelevers,oneachsideoftheconsole,
controlspeedanddirectionoftravelofthe respectivedrivewheels.
–Steeringiscontrolledbyvaryingtheposition
oftheleversrelativetoeachother.
–Movingmotioncontrolleversoutward(in
slots)locksthedrivesysteminneutral.
PTOEngagementSwitch:Engageselectricclutch (todrivebelt)whichengagesmowerblades.
ParkingBrakeLever:Engagesparkingbrake.
DeckHeightAdjustmentLever:Setscutting heighttodesiredposition.
DeckLiftAssistLever:Footpedalthatassists inraisingthedeck.
Seat
Type:Deluxesuspensionseathighback,low prolefoam-in-placecushion(dampened, adjustablespringsuspension)andarmrests, adjustablebackangle.
Mounting:Hingedtotiltupforaccessto hydraulicpumps,batteryandothercomponents. Heldintiltedpositionwithscissor—typelinks. Adjustableforeandaftseattrack.
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Specications
Armrests:Moldedadjustableip-uparmrests.
SeatSafetySwitch:Incorporatedintothe SafetyInterlockSystem.Timedelayseatswitch eliminatesroughgroundcut-outs.
HydrostaticGroundDriveSystem
HydrostaticPumps:TwoHydroGearPW variabledisplacementpistonpumps.
WheelMotors:TwoParker/Rosswith11/4inch taperedshafts.
HydraulicOilType:UseMobil115W-50 Syntheticmotoroil.
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
DeckSize
60,66,&72
AllDecks
Quantity
22
TreadSize
“Multi-Trac C/S”
Smooth
Size26x12.00-1213x6.50-6
PlyRating
4
Pressure
10psi(69kPa)
CuttingDeck
CuttingWidth:
–60inch(152.4cm)
–66inch(167.6cm)
–72inch(182.9cm)
Discharge:Side
BladeSize:(3ea.)
–60inchDeck:20.75inches(52.7cm)
–66inchDeck:22.75inches(57.8cm)
–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:
Fulloatingdeckisattachedtoout-frontsupport frame.Sixanti-scalprollersprovidemaximum turfprotection.Deckdesignallowsforbagging, mulchingorsidedischarge.
DeckDepth:
–60inchDeck:6.0inches(15.2cm)
–66inchDeck: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.
Dimensions
OverallWidth:
60inch Deck
66inch Deck
72inch Deck
Without Deck
53.5inches (135.9cm)
57.3inches (145.5cm)
61.5inches (156.2cm)
Deector Up
61.4inches (156.0cm)
68.0inches (172.7cm)
74.3inches (188.7cm)
Deector Down
72.8inches (184.9cm)
79.4inches (201.7cm)
85.8inches (217.9cm)
18
Page 19
Specications
OverallLength:
60inch Deck
66inch Deck
72inch Deck
RollBar­Up
81.9inches (208.0cm)
83.4inches (211.8cm)
85.8inches (217.9cm)
RollBar­Down
92.5inches (235.0cm)
94.0inches (238.8cm)
96.4inches (244.9cm)
OverallHeight:
RollBar-UpRollBar-Down
72.7inches(184.7cm)53.8inches(136.7cm)
TreadWidth:(CentertoCenterof Tires,Widthwise)
60inch Deck
66inch Deck
72inch Deck
Drive Wheels
41.9inches (106.4cm)
45.9inches (116.6cm)
45.9inches (116.6cm)
Caster Wheels
37.3inches (94.7cm)
42.3inches (107.4cm)
47.3inches (120.1cm)
WheelBase:(CenterofCasterTireto CenterofDriveTire)
60inchDeck66inchDeck72inchDeck
56.0inches (142.2cm)
57.6inches (146.3cm)
60.2inches (152.9cm)
CurbWeight:
60inchDeck66inchDeck72inchDeck
1545lb(701kg)1595lb(723kg)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)
BoltLocation
Torque
Anti-ScalpRollerNyloc NutSeeFigure10
30-35ft-lb(41-47N-m)
Anti-ScalpRollerHex CapscrewSeeFigure10
50-55ft-lb(68-75N-m)
EngineMountingBolts
15-20ft-lb(20-27N-m)
WheelLugNuts
90-95ft-lb(122-129N-m)
WheelMotorMounting Bolts
72-77ft-lb(98-104N-m)
WheelHubSlottedNutminimum125ft-lb
(169N-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)
19
Page 20
Operation
ProductOverview
Figure4
1.MotionControlLever5.Controls
2.ParkingBrakeLever
6.SeatBelt
3.Height-of-CutLever
7.RollBar
4.FuelCap(BothSides)
Operation
Note:Determinetheleftandrightsidesofthe
machinefromthenormaloperatingposition.
Controls
MotionControlLevers
Themotioncontrolleverslocatedoneachsideofthe consolecontroltheforwardandreversemotionof themachine.Theleverscontroltheowofhydraulic oilfromthehydrostaticpumptothedrivewheel motorforeachside.
Movingtheleversforwardorbackwardturnsthe wheelonthesamesideforwardorinreverse.Wheel speedisproportionaltotheamounttheleveris moved.
Movingtheleversoutwardfromthecenterposition intotheT-slotlocksthemintheneutralposition (Figure6).
ThrottleControl
Locatedonrightfueltank.
Thethrottleisusedtocontrolenginespeed.Moving thethrottleleverforwardwillincreaseenginespeed andmovingthethrottlelevertotherearwilldecrease enginespeed.Movingthethrottleforwardintothe detentisfullthrottle.
BrakeLever
Locatedonleftsideofunit,justtothefrontofthe console.
Thebrakeleverengagesaparkingbrakeonthedrive wheels.
Pulltheleverupandrearwardtoengagethebrake.
Pushtheleverforwardanddowntodisengagethe brake.
Theunitmustbetieddownandbrakeengagedwhen transporting.
IgnitionSwitch
Locatedonrightfueltank.
Theignitionswitchisusedtostartandstopthe engine.Theswitchhasthreepositions“OFF”,“ON”
20
Page 21
Operation
and“START”.Insertkeyintoswitchandrotate clockwisetothe“ON”position.Rotateclockwiseto thenextpositiontoengagethestarter(keymustbe heldagainstspringpressureinthisposition).
Note:Brakemustbeengaged,motioncontrollevers out(neutrallockposition)andPTOswitch“OFF”to startengine.(Itisnotnecessaryfortheoperatorto beintheseattostarttheengine.)
HourMeter
Locatedontherightfueltank.
Thehourmeterisconnectedtoapressureswitch installedintheengineblockanditrecordsthe numberofhoursthattheenginehasrun.Ifthe ignitionswitchisleftonwithoutenginerunning, hourmeterwillnotrun.
Note:Thisswitchisnotalowoilsensorandwillnot alerttheoperatoriftheengineoilislow .
FuelShut-OffValve
Locateddirectlybelowtherightsideofconsole,next tothecubby.
Thefuelshut-offvalveisusedtoshutoffthefuel whenthemachinewillnotbeusedforafewdays, duringtransporttoandfromthejobsite,andwhen parkedinsideabuilding.
Thevalvehasthreepositions,eachpositionmade in1/4turnincrements.
FuelFlowValveHandlePosition
“Off”Right
RightTank
Down
LeftTankLeft
FuelGauge
Locatedontheleftfueltank.
Thefuelgaugemonitorstheamountoffuelintheleft tankonly.Usethefuelfromtherightfueltankrst. Whentherightfueltankisempty,switchtotheleft fueltank.Fuelgaugewillmonitortheremainingfuel.
DriveWheelReleaseValves
Locatedonthetoprightfrontcornerofhydrostatic pumps.
Drivewheelreleasevalvesareusedtoreleasethe hydrostaticdrivesystemtoallowthemachinetobe pushedwithouttheenginerunning.Unhookseat latchandtiltseatuptogainaccesstopumps.
Witha5/8inchwrench,turnbothvalvesoneturn counterclockwisetoreleasedrivesystem.Turn clockwisetoresetsystem.DoNotovertighten.Do
Nottowmachine.
TrackingAdjustmentKnob
LocatedundertheseatontheLHpumpcontrollink.
Rotatingthisknoballowsnetuningadjustmentsso thatthemachinetracksstraightwiththedrivelevers inthefullforwardposition.
Stopmachineandwaitforallmovingpartstostop. Engageparkbrake.Unhookseatlatchandtiltseat forwardtogainaccesstothetrackingknob.Rotate theknobclockwise(asviewedfromtherearofthe machine)tocausethemachinetotrackmoretothe rightandcounterclockwisetocausethemachine totrackmoretotheleft.Adjustinquarter-turn incrementsuntilthemachinetracksstraight.Check thatthemachinedoesnotcreepwheninneutralwith theparkbrakedisengaged.
Important:DoNotrotatetheknobtoofar,as thismaycausethemachinetocreepinneutral. RefertotheMotionControlLinkageAdjustment sectioninMaintenance.
PTOEngagementSwitch
Locatedonrightfueltank.
Switchmustbepulledouttothe“ROTATE” positiontoengagetheblades.Switchispushedinto the“STOP”positiontostoptheblades.
CoolantTemperatureGauge
Locatedatthefrontoftheleftfueltank.
Thecoolanttemperaturegaugemonitorsthe temperatureoftheenginecoolant.Anengine overheatingconditionisindicatedbytheredarea onthegaugeandanalarmwillsound.Refertothe WarningBuzzerintheTroubleshootingsection.
Voltmeter
LocatednexttotheCoolantTemperatureGaugeat thefrontoftheleftfueltank.
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Operation
Thevoltmetermeasurethevoltageoutputofthe alternator.Bothhighandlowvoltageswillpotentially damagethebattery.
GlowPlugSwitchandLight
Locatedontherightfueltank.
Depressandholdtheswitchtoheattheglowplugs. Theglowpluglightcomesonwhentheglowplug switchisdepressed.Theglowpluglightindicatesthe glowplugsarepreheatingthecombustionchamber.
LowOilPressureLight
Locatedontherightfueltank.
Lightwillcomeonwhenengineoilpressureislow orlost.
WarningBuzzer
Locatedbehindtheseatundertheairdeectoron theelectricalpanel.
Thebuzzerisawarningsignalthattheengine isoverheatingortheoilpressureislow .Seethe Troubleshootingsection.
Pre-Start
Fillfueltanks.Forbestresultsuseonlyclean,fresh dieselfuelwithancetaneratingof40orhigher.
Note:DoNotusekeroseneorgasolineinsteadof dieselfuel.Failuretoobservethiswilldamagethe engine.
DoNotaddoiltofuel.
DoNotoverllfueltank.Neverllthefueltankso
thatthefuellevelrisesabovealevelthatis1/2inch (13mm)belowthebottomofthellernecktoallow forfuelexpansionandpreventfuelspillage.
Makesureyouunderstandthecontrols,their locations,theirfunctions,andtheirsafety requirements.
RefertotheMaintenancesectionandperformallthe necessaryinspectionandmaintenancesteps.
OperatingInstructions
RaisetheRolloverProtectionSystem (ROPS)
Important:Lowertherollbaronlywhen
absolutelynecessary.
1.Removethehairpincotterpinsandremovethe tworollbarpins(Figure5).
2.Raisetherollbartotheuprightpositionand installthetwopinsandsecurethemwiththe hairpincotterpins(Figure5).
Important:Alwaysusetheseatbeltwiththe rollbarintheraisedposition.Ensurethatthe rearpartoftheseatissecuredwiththeseat latch.
Figure5
1.Rollbar3.Pin
2.Raisedposition4.Hairpincotterpin
OpentheFuelShut-OffValve
TurnthevalvetotheLHorRHtank.
StartingtheEngine
1.Movethemotioncontrolleversouttotheneutral lockposition.
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Page 23
Operation
2.Pullupandbackontheparkingbrakeleverto engagetheparkingbrake.
3.PushinonthePTOswitchtothe“STOP” position.
Note:Itisnotnecessaryfortheoperatortobe intheseattostarttheengine.
4.Onawarmengine,placethethrottleinthe “SLOW”position.
5.Onacoldengine,(below14°F(-10°C)),placethe throttleinthe“MIDWAY”position.
Note:DoNotusefuelleftoverfromsummer.
6.Turnignitionswitchtothe“ON”position. Depresstheglowplugswitchandtheglowplug lightwillturnon.Holdswitchasrequiredby chartbelow .Turntheignitionswitchtothe “START”position.Releasetheignitionswitchas soonastheenginestarts.
GlowPlugChart
AmbientTemperature
HoldGlowPlugsOn
Above50°F(10°C)
NONEED
50°F(10°C)to23°F(-5°C)
Approximately5seconds
Below23°F(-5°C)
Approximately10seconds
Limitofcontinuoususe
20seconds
Theglowpluglight,locatedneartheglow plugswitch,willilluminatewhentheswitchis depressed.Theglowpluglightindicatestheglow plugsarepreheatingthecombustionchamber.
Important:DoNotcranktheengine continuouslyformorethentensecondsata time.Iftheenginedoesnotstart,allowa30 secondcool-downperiodbetweenstarting attempts.Failuretofollowtheseguidelines canburnoutthestartermotorand/orfuel solenoid.
7.Movethethrottletothe“SLOW”(ifin “MIDWAY”)andlettheenginewarmupafew minutesbeforemovingthethrottletothe“FAST” position.
EngagingthePTO
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.
ThePTOpush-pullswitchengagesthecuttingblades. Besurethatallpersonsareclearofthemowerdeck anddischargeareabeforeengagingPTO.
Important:Operatormustbeinseatbeforethe PTOcanbeengaged.
1.Setthethrottletothe“MIDW AY”position.
2.PullthePTOswitchoutwardtothe“ROTATE” position.
3.Placethethrottleinthe“FAST”positiontobegin mowing.
DisengagingthePTO
1.Setthethrottletothe“MIDW AY”position.
2.PushthePTOswitchintothe“STOP”position todisengagetheblades.
StoppingtheEngine
1.Bringtheunittoafullstop.
2.DisengagethePTO.
3.Movethemotioncontrolleversouttotheneutral lockposition.
4.Engagetheparkingbrake.
5.Placethethrottlemidwaybetweenthe“SLOW” and“FAST”positions.
23
Page 24
Operation
6.Allowtheenginetorunforaminimumof15 seconds,thenturntheignitionswitchtothe “OFF”positiontostoptheengine.
7.Removethekeytopreventchildrenorother unauthorizedpersonsfromstartingengine.
8.Closethefuelshut-offvalvewhenthemachine willnotbeinuseforafewdays,when transporting,orwhentheunitisparkedinside abuilding.
DrivingtheMachine
CAUTION
Machinecanspinveryrapidlybypositioning onelevertoomuchaheadoftheother. Operatormaylosecontrolofthemachine, whichmaycausedamagetothemachine orinjury.
Usecautionwhenmakingturns.
Slowthemachinedownbeforemaking sharpturns.
Important:Tobeginmovement(forwardor backward)theoperatormustbeintheseat,the brakelevermustbedisengaged(pusheddown) beforethemotioncontrolleverscanbemovedin ortheenginewillstop.
WhenleversarecenteredintheT-slotthedrive systemisintheneutralposition.Withleversmoved outintheT-slotthedrivesystemisintheneutrallock position(Figure6).
Figure6
1.HandlesOut(Neutral Lock)
5.Neutral
2.HandlesIn(Neutral)
6.Reverse
3.FrontofUnit
7.NeutralLock
4.Forward
DrivingForward
1.Releasetheparkingbrake.
2.Movethemotioncontrolleversinwardtothe centertotheneutralunlockedposition.
3.Tomoveforwardinastraightlineapplyequal forwardpressuretobothlevers.
Toturnleftorright,pullthemotioncontrollever backtowardneutralinthedirectiondesired.
Themachinewillmovefasterthefartherthe motioncontrolleversaremovedawayfrom neutral.
4.Tostop,pullthemotioncontrolleversbackto theneutralposition.
24
Page 25
Operation
Figure7
1.HandlesOut(Neutral Lock)
4.Forward
2.HandlesIn(Neutral)
5.Reverse
3.FrontofUnit
DrivinginReverse
1.Movethemotioncontrolleversinwardtothe centertotheneutralunlockedposition.
2.Tomoverearwardinastraightlineapplyingequal pressurepullbothmotioncontrolleversrearward.
Toturnleftorright,releasepressureonthe motioncontrollevertowardthedirectiondesired.
3.Tostop,pushthemotioncontrolleverstothe neutralposition.
AdjustingtheCuttingHeight
Thecuttingheightofthemowerdeckisadjusted from1to5inches(2.54cmto12.7cm)in1/4inch (6.4mm)increments.
1.Stopthemachineandmovethemotioncontrol leversoutwardtotheneutrallockedposition.
2.DisengagethePTO.
3.Raisethedeckheightlevertothetransport position(alsothe5inch(12.7cm)cuttingheight position)(Figure8).
Thedeckcanberaisedbypullingthedecklever upand/orbypushingdownonthefootoperated
deckliftassistleverlocatedatthefrontright corneroftheoorpan.
Note:Whenchangingthecuttingheight positions,alwayscometoacompletestop anddisengagethePTO.
Figure8
1.Leverintransportand5inch(12.7cm)cuttingheight position
4.Inserttheheightadjustmentpinintothehole correspondingtothedesiredcuttingheightand installthehairpincotterpin.
Seethedecalonthesideofthedeckliftplatefor cutheights.
5.Movethedeckheightleveroutofthetransport position(or5inch(12.7cm)cuttingheight)and downontotheheightadjustmentpintomowat selectedheight.
Note:Thefootoperateddeckliftassistlever canbeusedtomomentarilyliftthedecktoclear objects.BesurethatPTOisdisengaged.
AdjustingtheAnti-ScalpRollers
Itisrecommendedtochangetheanti-scalproller position,whentheheightofcuthaschanged.
1.Stopthemachineandmovethemotioncontrol leversoutwardtotheneutrallockedposition.
2.DisengagethePTO.
3.Engagetheparkbrake.
4.Stoptheengine,removethekeyandwaitforall movingpartstostop.
5.Afteradjustingtheheightofcut,adjustthe anti-scalprollersbyremovingthespringdisc washerandbolt.
25
Page 26
Operation
6.Placetherollersinoneofthepositionsshown (Figure9).Rollerswillmaintain3/4inch(19mm) clearancetothegroundtominimizegougingand rollerwearordamage.
Figure9
Forcuttingheightsabove4.0inches(102mm)usethe
bottomhole.Therollerswillstillbeeffectiveagainst
scalping.
1.Anti-scalproller mountingbracket
2.Cuttingheight
ForMaximumDeckFlotation,placetherollers oneholepositionlower.Rollersshouldmaintain 1/4inch(6.4mm)clearancetotheground.Do Notadjusttherollerstosupportthedeck.
7.Besuretherollerboltsareinstalledwiththe springdiscwasherbetweentheheadofthebolt andthemountingbracket.
Note:Thefootoperateddeckliftassistlever canbeusedtomomentarilyliftthedecktoclear objects.BesurethatPTOisdisengaged.
8.Torquethe3/8–24x2Gr8hexcapscrewto 50–55ft-lb(68–75N-m)(Figure10).
Figure10
1.Springdiscwasher (conetowardsbolthead)
3.3/8nyloc-torqueto30-35 ft-lb(41-47N-m)
2.Frontrightanti-scalp bracketshown
4.3/8-24x2GR8torqueto 50-55ft-lb(68-75N-m)
Transporting
TransportingaUnit
Useaheavy-dutytrailerortrucktotransportthe machine.Lockbrakeandblockwheels.Securely fastenthemachinetothetrailerortruckwithstraps, chains,cable,orropes.Besurethatthetrailerortruck hasallnecessarylightingandmarkingasrequiredby law .Secureatrailerwithasafetychain.
CAUTION
Thisunitdoesnothaveproperturn signals,lights,reectivemarkings,ora slowmovingvehicleemblem.Drivingona streetorroadwaywithoutsuchequipment isdangerousandcanleadtoaccidents causingpersonalinjury.Drivingonastreet orroadwaywithoutsuchequipmentmayalso beaviolationofStatelawsandtheoperator maybesubjecttotrafcticketsand/ornes.
DoNotdriveaunitonapublicstreetor roadway.
26
Page 27
Operation
WARNING
Loadingaunitonatrailerortruckincreases thepossibilityofbackwardtip-over. Backwardtip-overcouldcauseseriousinjury ordeath.
Useextremecautionwhenoperatinga unitonaramp.
Useonlyasingle,fullwidthramp;Do Notuseindividualrampsforeachside oftheunit.
Ifindividualrampsmustbeused,use enoughrampstocreateanunbroken rampsurfacewiderthantheunit.
DoNotexceeda15°anglebetweenramp andgroundorbetweenrampandtrailer ortruck.
Avoidsuddenaccelerationwhiledriving unituparamptoavoidtippingbackward.
Avoidsuddendecelerationwhilebacking unitdownaramptoavoidtipping backward.
LoadingaUnit
Useextremecautionwhenloadingunitsontrailersor trucks.Onefullwidthrampthatiswideenoughto extendbeyondthereartiresisrecommendedinstead ofindividualrampsforeachsideoftheunit.The lowerrearsectionofthetractorframeextendsback betweentherearwheelsandservesasastopfor tippingbackward.Havingafullwidthrampprovides asurfacefortheframememberstocontactifthe unitstartstotipbackward.Ifitisnotpossibletouse onefullwidthramp,useenoughindividualrampsto simulateafullwidthcontinuousramp.
Rampshouldbelongenoughsothattheangles betweentherampandthegroundandtherampand thetrailerortruckdonotexceed15°.Asteeperangle maycausemowerdeckcomponentstogetcaughtas theunitmovesfromramptotrailerortruck.Steeper anglesmayalsocausetheunittotipbackward.If loadingonornearaslope,positionthetraileror trucksoitisonthedownsideoftheslopeandthe rampextendsuptheslope.Thiswillminimizethe rampangle.Thetrailerortruckshouldbeaslevel aspossible.
Important:DoNotattempttoturntheunit whileontheramp,youmaylosecontroland driveofftheside.
Avoidsuddenaccelerationwhendrivinguparamp andsuddendecelerationwhenbackingdownaramp. Bothmaneuverscancausetheunittotipbackward.
27
Page 28
Maintenance
Maintenance
Note:Determinetheleftandrightsidesofthemachinefromthenormaloperatingposition.
WARNING
Whilemaintenanceoradjustmentsarebeing made,someonecouldstarttheengine. Accidentalstartingoftheenginecould seriouslyinjureyouorotherbystanders.
Removethekeyfromtheignitionswitchand engageparkingbrake,beforeyoudoany maintenance.
WARNING
Theenginecanbecomeveryhot.Touching ahotenginecancausesevereburns.
Allowtheenginetocoolcompletelybefore serviceormakingrepairsaroundtheengine area.
RecommendedMaintenanceSchedule(s)
MaintenanceService
Interval
MaintenanceProcedure
Aftertherst5hours
•Changetheengineoil.
Aftertherst100hours
•Checkthewheelhubslottednuttorquespecications.
•Checkthewheellugnuts.
Aftertherst250hours
•Changethehydrauliclter.
Beforeeachuseordaily
•Checktheengineoillevel.
•Checkthemowerblades.
•Checkthesafetyinterlocksystem.
•Checktherolloverprotectionssystems(rollbar)pins.
•Checktheseatbelt.
•Checkforloosehardware.
•Checkenginecoolantlevel.
•Cleantheenginecoolingsystem.
•Removeaccumulateddebrisfromengine.
•Cleanthegrassbuild-upfromunderthedeck.
Every40hours
•Checkthehydraulicoillevel.
•Checkthetirepressures.
•Checktheconditionofthebelts.
•Greasetheheightadjustmentshaftbearings.
•Greasethereardeckstruts.
Every50hours
•Servicetheaircleaner.(Mayneedmoreoftenundersevereconditions.SeetheEngine Owner’sManualforadditionalinformation.)
Every100hours
•Changetheengineoil.(Mayneedmoreoftenundersevereconditions.)
•Drainfuellter.
Every160hours
•Lubricatethebrakehandlepivot.
•Lubricatethebrakerodbushings.
•Lubricatethemotioncontrolbronzebushings.
Every200hours
•Greasethebrakebrackets.
Every500hours
•Checkthewheelhubslottednuttorquespecications.
•Checkthewheellugnuts.
28
Page 29
Maintenance
MaintenanceService
Interval
MaintenanceProcedure
Every600hours
•Replacetheaircleanerelements.(Mayneedmoreoftenundersevereconditions.Seethe EngineOwner’sManualforadditionalinformation.)
Every4,000hours
Changeenginecoolant.Dex-Cool©extendedlifecoolant(orangecolor)
Monthly
•Checkthebatterycharge.
Yearly
•Greasethefrontcasterwheelhubs.
•Greasefrontcasterpivots.
•Greasethedeckdrivebeltidlerarm.
•Greasethemuledrivebeltidlerarm.
•Greasethepumpdrivebeltidlerarm.
•Lubricatethecasterwheelhubs.
•Changethehydrauliclter.
PeriodicMaintenance
CheckEngineOilLevel
ServiceInterval:Beforeeachuseordaily
1.Stopengineandwaitforallmovingpartstostop. Makesureunitisonalevelsurface.
2.Checkwithenginecold.
3.Raiseradiatortogainaccesstodipstick.
CAUTION
Iftheradiatorproprodisnotsecurely positionedinthenotchtheradiatormayfall. Fallingradiatorcouldcauseseriousinjury.
Besuretheproprodisengagedsecurelyin thenotchatthefarrightsideoftheslot.
4.Cleanareaarounddipstick.Removedipstickand wipeoiloff.Reinsertthedipstickandpushitall thewaydownintothetube.Removethedipstick andreadtheoillevel.
5.Iftheoillevelislow,wipeofftheareaaroundthe oilllcap,removecapandlltothe“FULL” markonthedipstick.Useoilasspeciedin EngineOwner’sManual.DoNotoverll.
Important:DoNotoperatetheenginewiththe oillevelbelowthe“LOW”(or“ADD”)markon thedipstick,oroverthe“FULL”mark.
CheckBatteryCharge
ServiceInterval:Monthly
WARNING
CALIFORNIA
Proposition65Warning
Batteryposts,terminals,andrelated
accessoriescontainleadandlead
compounds,chemicalsknowntotheStateof
Californiatocausecancerandreproductive
harm.Washhandsafterhandling.
Allowingbatteriestostandforanextendedperiodof timewithoutrechargingthemwillresultinreduced performanceandservicelife.Topreserveoptimum batteryperformanceandlife,rechargebatteriesin storagewhentheopencircuitvoltagedropsto12.4 volts.
Note:Topreventdamageduetofreezing,battery shouldbefullychargedbeforeputtingawayfor winterstorage.
Checkthevoltageofthebatterywithadigital voltmeter.Locatethevoltagereadingofthebattery inthetablebelowandchargethebatteryforthe recommendedtimeintervaltobringthechargeupto afullchargeof12.6voltsorgreater.
Important:Makesurethenegativebattery cablesaredisconnectedandthebatterycharger usedforchargingthebatteryhasanoutputof 16voltsand7ampsorlesstoavoiddamaging
29
Page 30
Maintenance
thebattery(seechartforrecommendedcharger settings).
Voltage Reading
Percent Charge
Maximum Charger Settings
Charging Interval
12.6or greater
100%
16volts/7 amps
No Charging Required
12.4–12.675–100%
16volts/7 amps
30Minutes
12.2–12.450–75%
16volts/7 amps
1Hour
12.0–12.225–50%
14.4volts/4 amps
2Hours
11.7–12.00–25%
14.4volts/4 amps
3Hours
11.7orless
0%
14.4volts/2 amps
6Hoursor More
CheckMowerBlades
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Liftdeckandsecureinraisedpositionasstated intheCleanGrassBuild-UpUnderDeck procedure.
3.Inspectbladesandsharpenorreplaceasrequired.
4.Reinstalltheblades(iftheywereremoved)inthe followingorder:
A.Installbushingthroughbladewithbushing
angeonbottom(grass)sideofblade.
Figure11
1.Installbushinginbladepriortoinstallingbushingin spindle.
B.Installbushing/bladeassemblyintospindle.
Figure12
1.Usewrenchherefor bladeinstallation.This nuthasbeentorquedto 90–110ft-lb(122–149 N-m)
2.Torqueto55-60ft-lb (75-81N-m)Apply lubricanttothreads asneededtoprevent seizing.Copper-based anti-seizepreferable. Greaseacceptable substitute.
C.Applylubricanttothreadsofbladeboltas
neededtopreventseizing.Copper-based anti-seizepreferable.Greaseacceptable substitute.Installbladeboltngertight.Place wrenchonthetopspindlenutthentorquethe bladeboltsto55-60ft-lb(75-81N-m).
WARNING
Incorrectinstallationofthebladeor componentsusedtoretainthebladecan bedangerous.Failuretousealloriginal componentsandassembledasshowncould allowabladeorbladecomponenttobe thrownoutfromunderthedeckresultingin seriouspersonalinjuryordeath.
AlwaysinstalltheoriginalExmarkblades, bladebushings,andbladeboltsasshown.
CheckSafetyInterlock System
ServiceInterval:Beforeeachuseordaily
Note:T opreventenginecut-outsonroughterrain
theseatkillswitchhasa1/2seconddelay.
1.Checkstartingcircuit.Startershouldcrankwith, parkingbrakeengaged,PTOdisengagedand
30
Page 31
Maintenance
motioncontrolleversmovedoutintheneutral lockposition.Theoperatordoesnotneedtobe
intheseattostarttheengine.
Trytostartwithoperatorinseat,parkingbrake disengaged,PTOdisengagedandmotioncontrol leversintheneutrallockposition-startermust notcrank.
Trytostartwithoperatorinseat,parkingbrake engaged,PTOengagedandmotioncontrol leversintheneutrallockposition-startermust notcrank.
Trytostartwithoperatorinseat,parking brakeengaged,PTOdisengaged,andtheleft motioncontrolleverin,startermustnotcrank, repeatagainwiththerightleverin,thenwith bothleversin-startermustnotcrank.
2.Checkthekillcircuits.Runengineatone-third throttle,disengageparkingbrakeandraiseoff ofseat(butdonotgetoffofmachine)engine mustinitiateshutdownafterapproximately1/2 secondhaselapsed(seathastimedelaykillswitch topreventcut-outsonroughterrain).
Runengineatone-thirdthrottle,engagePTO andraiseoffofseat(butdonotgetoffof machine)enginemustinitiateshutdownafter 1/2secondhaselapsed.
Runengineatone-thirdthrottle,withbrake disengaged,moveleversinandraiseoffseat(but donotgetoffofmachine)enginemustinitiate shutdownafter1/2secondhaselapsed.
Again,runengineatone-thirdthrottle,brake engaged,andmoveleftmotioncontrolleverin
-enginemustinitiateshutdown.
Repeatagainmovingtherightleverin,then movingbothleversin-enginemustinitiate shutdownwhetheroperatorisonseatornot.
Note:Ifmachinedoesnotpassanyofthesetests, donotoperate.ContactyourauthorizedEXMARK
SERVICEDEALER.
Important:Itisessentialthatoperatorsafety mechanismsbeconnectedandinproper operatingconditionpriortouseformowing.
CheckRolloverProtections Systems(RollBar)Pins
ServiceInterval:Beforeeachuseordaily
Makesurelatchpinandhairpinarefullyinstalled andlanyardisingoodcondition.
CheckSeatBelt
ServiceInterval:Beforeeachuseordaily
Visuallyinspectseatbeltforwear,cuts,andproper operationofretractorandbuckle.Replacebefore operatingifdamaged.
CheckforLooseHardware
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Visuallyinspectmachineforanyloosehardware oranyotherpossibleproblem.Tightenhardware orcorrecttheproblembeforeoperating.
ServiceAirCleaner
ServiceInterval:Every50hours—Service
theaircleaner.(May needmoreoftenunder severeconditions.See theEngineOwner’s Manualforadditional information.)
Every600hours—Replace theaircleanerelements. (Mayneedmoreoften undersevereconditions. SeetheEngineOwner’s Manualforadditional information.)
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Unhooktwoairltercanisterlatchestogain accesstotheaircleanerelement.
3.Removeaircleanercanistercoverandremove outerelement.
4.Checktheconditionofthepaperelement. Replaceifdirty,bentordamaged.
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Maintenance
5.Checktheconditionoftheinnerelement.Replace wheneveritappearsdirty,typicallyeveryother timethepaperelementisreplaced.Cleanthebase aroundtheinnerelementbeforeremoving,so dirtdoesnotgetintotheengine.
6.DoNotwashorusepressurizedairtoclean paperelementorinnerelement.
7.Reinstallelements.Positionthecoversothatthe rubberdustejectorispointingdownwardand securewithretainingclips.
ChangeEngineOil
ServiceInterval:Aftertherst5hours
Every100hours/Yearly (whichevercomesrst) (Mayneedmoreoften undersevereconditions.)
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Drainoilwhileengineiswarmfromoperation.
3.Fastendeckbeltspanstogetherwithmechanics wireortiewraptopreventoilfromdrainingonto belt.
4.Placepanundermachinetocatchoil.Remove theoildrainplug.Allowoiltodrainandreplace oildrainplug.
5.Replacetheoilltereveryotheroilchange.Clean aroundoillterandunscrewltertoremove. Beforereinstallingnewlter,applyathincoating ofoilonthesurfaceoftherubberseal.Turn lterclockwiseuntilrubbersealcontactsthelter adapterthentightenlteranadditional1fullturn.
6.Unlatchradiatorandliftituptoaccessoilll. Cleanaroundoilllcapandremovecap.Fill tospeciedcapacityandreplacecap.Useoil recommendedinengineowner’smanual.DoNot overll.
7.Removewireortiewrapfrombeltspans
8.Starttheengineatidlefor5minutes.Stopengine andwaitthreeminutes,thenchecktheoillevel. Ifrequired,addoiltobringleveltothe“FULL” markonthedipstick.DoNotoverll.
9.Checkforleaks,includingaroundtheoillter.
CheckHydraulicOilLevel
ServiceInterval:Every40hours
1.Stopengineandwaitforallmovingpartstostop. Engageparkingbrake.
2.Cleanareaaroundhydraulicreservoircapand removecap.Oillevelshouldbetothetopofthe bafeinsidethetank.Ifnot,addoil.Useonly Mobil115W-50syntheticmotoroil.Replace hydraulicreservoircapandtightenuntilsnug.Do Notovertighten.
Note:Thebafeislabeled“HOT”and “COLD”.Theoillevelvarieswiththe temperatureoftheoil.The“HOT”levelshows thelevelofoilwhenitisat225°F(107°C).The “COLD”levelshowstheleveloftheoilwhen itisat75°F(24°C).Filltotheappropriatelevel dependinguponthetemperatureoftheoil.For example:Iftheoilisabout150°F(65°C),llto halfwaybetweenthe“HOT”and“COLD”levels. Iftheoilisatroomtemperature(about75°F (24°C)),llonlytothe“COLD”level.
CheckTirePressures
ServiceInterval:Every40hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Checktirepressureindrivetires.
3.Inatedrivetiresto10psi(69kPa).
4.Semi-pneumaticcastertiresdonotneedtobe inated.
Note:DoNotaddanytypeoftirelinerorfoam llmaterialtothetires.Excessiveloadscreatedby
foamlledtiresmaycausefailurestothehydrodrive system,frame,andothercomponents.Foamlling tireswillvoidthewarranty.
CheckConditionOfBelts
ServiceInterval:Every40hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.Removethe airdetectorpanelonfrontsideoftheengine compartmenttocheckpumpdrivebeltand alternatorbelt.
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Maintenance
3.Removeleftandrightbeltshieldsondeckandlift upoorpantoinspectdeckdrivebelt.
4.Checkundermachinetoinspectthemule drivebelt.RefertoMuleDriveBeltTension AdjustmentsectioninAdjustments.
LubricateGreaseFittings
Note:Seechartforserviceintervals.
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Lubricatettingswithonetotwopumpsof NGLIgrade#2multi-purposegungrease.
Refertothefollowingchartforttinglocations andlubricationschedule.
LubricationChart
Fitting
Locations
Initial
Pumps
Numberof
Places
Service
Interval
1.Front Casterwheel hubs
*0
2
*Yearly
2.Front Caster Pivots
*0
2
*Yearly
3.Height Adjustment Shaft Bearings
1
540Hours
4.Deck DriveBelt IdlerArm
11
Yearly
5.Brake Brackets
12
200Hours
6.Mule DriveBelt IdlerArm
11
Yearly
7.Pump DriveBelt IdlerArm
11
Yearly
8.Deck RearStruts
12
40Hours
*Seestep3forspeciallubricationinstructionson thefrontcasterpivotsandtheLubricateCaster WheelHubssectionforspeciallubrication instructionsonthefrontcasterswheelhubs.
Number6(MuleDriveBeltIdlerArm)Located
UnderEngineFrame
Number7(PumpDriveBeltIdlerArm)Located
UnderEngineFrame
3.Lubricatefrontcasterpivotsonceayear.Remove hexplugandcap.Threadgreasezerkinholeand pumpwithgreaseuntilitoozesoutaroundtop bearing.Removegreasezerkandthreadplugback in.Placecapbackon.
LubricateCasterWheelHubs
ServiceInterval:Yearly
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
Figure13
1.Sealguard2.Spacernutwithwrench ats
2.Removecasterwheelfromcasterforks.
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Maintenance
3.Removesealguardsfromthewheelhub.
4.Removeoneofthespacernutsfromtheaxle assemblyinthecasterwheel.Notethatthread lockingadhesivehasbeenappliedtolockthe spacernutstotheaxle.Removetheaxle(with theotherspacernutstillassembledtoit)from thewheelassembly.
5.Pryoutseals,andinspectbearingsforwearor damageandreplaceifnecessary.
6.PackthebearingswithaNGLIgrade#1 multi-purposegrease.
7.Insertonebearing,onenewsealintothewheel.
Note:Seals(ExmarkP/N103-0063)mustbe replaced.
8.Iftheaxleassemblyhashadbothspacernuts removed(orbrokenloose),applyathreadlocking adhesivetoonespacernutandthreadontothe axlewiththewrenchatsfacingoutward.Do Notthreadspacernutallofthewayontotheend oftheaxle.Leaveapproximately1/8inch(3mm) fromtheoutersurfaceofthespacernuttothe endoftheaxleinsidethenut.
9.Inserttheassemblednutandaxleintothewheel onthesideofthewheelwiththenewsealand bearing.
10.Withtheopenendofthewheelfacingup,ll theareainsidethewheelaroundtheaxlefullof NGLIgrade#1multi-purposegrease.
11.Insertthesecondbearingandnewsealintothe wheel.
12.Applyathreadlockingadhesivetothe2ndspacer nutandthreadontotheaxlewiththewrenchats facingoutward.
13.Torquethenutto75-80in-lb(8-9N-m),loosen, thenre-torqueto20-25in-lb(2-3N-m).Make sureaxledoesnotextendbeyondeithernut.
14.Reinstallthesealguardsoverthewheelhuband insertwheelintocasterfork.Reinstallcasterbolt andtightennutfully.
Important:Topreventsealandbearingdamage, checkthebearingadjustmentoften.Spinthe castertire.Thetireshouldnotspinfreely (morethan1or2revolutions)orhaveanyside play.Ifthewheelspinsfreely,adjusttorqueon spacernutuntilthereisaslightamountofdrag. Reapplythreadlockingadhesive.
LubricateBrakeHandlePivot
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Lubricatebronzebushingsonbrakehandlepivot withaspraytypelubricantorlightoil.
LubricateBrakeRod Bushings
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.
3.Lubricatebronzebushingsoneachendofbrake rodshaftwithaspraytypelubricantoralightoil (bushingsarelocatedtotheinsideoftheange bearings).
LubricateMotionControl BronzeBushings
ServiceInterval:Every160hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatup.
3.Lubricatebronzebushingsonangebearings securingthemotioncontrolarmshaftswitha lightoiloraspraytypelubricant.
DrainFuelFilter
ServiceInterval:Every100hours
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Placeadrainpanunderthefuellterandloosen thedrainplugapproximately1turn.
3.Watershoulddrain.
4.Whenfuelbeginstoowfromthelter,tighten thedrainplug.
Important:Waterorothercontaminantsinfuel canseverelydamagefuelpumpand/ortheother enginecomponents.
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Maintenance
ChangeFuelFilter
ServiceInterval:Asrequired
Afuellterisinstalledbetweenthefueltankandthe fuelpump.Replacewhennecessary.
ReplacementFilters
Kubota
ExmarkP/N98-7612
ChangeHydraulicSystem Filter
ServiceInterval:Aftertherst250hours
Yearlythereafter
Note:UseonlyExmarkP/N103-2146.
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Raiseseat.
3.Carefullycleanareaaroundlter.Itisimportant thatnodirtorcontaminationenterhydraulic system.
4.Unscrewltertoremoveandallowoiltodrain fromreservoir.
Important:Beforereinstallingnewlter,ll itwithMobil115W-50andapplyathincoat ofoilonthesurfaceoftherubberseal.
Turnlterclockwiseuntilrubbersealcontactsthe lteradapter,thentightenthelteranadditional 2/3to3/4turn.
5.FillreservoirasstatedinCheckHydraulicOil
Level.
6.Raisetherearofmachineupandsupportwith jackstands(orequivalentsupport)justhigh enoughtoallowdrivewheelstoturnfreely.
7.Startengineandmovethrottlecontrolaheadto fullthrottleposition.Movethespeedcontrol leverstothefullspeedandrunforseveral minutes.Shutdownmachineandrecheckoil level.
Note:DoNotchangehydraulicsystemoil(except forwhatcanbedrainedwhenchanginglter),unless itisfelttheoilhasbeencontaminatedorbeen extremelyhot.
Changingoilunnecessarilycoulddamagehydraulic systembyintroducingcontaminatesintothesystem.
WheelHub-SlottedNut TorqueSpecication
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Whentighteningtheslottednutonthewheelmotor taperedshaft:
1.Torquetheslottednutto125ft-lb(169N-m).
2.Checkdistancefrombottomofslotinnutto insideedgeofhole.Twothreads(0.1inch)orless shouldbeshowing.
3.Ifmorethantwothreads(0.1inch)areshowing removenutandinstallwasher(P/N1-523157) betweenhubandnut.
4.Torquetheslottednutto125ft-lb(169N-m).
5.Thentightennutuntilthenextsetofslotslineup withthecrossholeinshaft.
6.Replacecotterpin.
Note:DoNotuseanti-seizeonwheelhub.
CheckEngineCoolantLevel
ServiceInterval:Beforeeachuseordaily
1.Stopengineandwaitforallmovingpartstostop. Makesureunitisonalevelsurface.
2.Checkwithenginecold.
3.Viewcoolantlevelinoverowbottleontheleft sideoftheenginecompartment.Coolantlevel shouldbeattheindicatorlineontheoverow bottle.
4.Ifthecoolantlevelislow,openhoodorraise radiator,removethecaptotheoverowbottle andlltotheindicatorline.Unitsshouldonlybe lledwitha50/50mixofDex-Cool©extended lifecoolantandwater.Dex-Cool©canbe identiedbyitsorangecolor.
35
Page 36
Maintenance
WARNING
Enginecoolantishotandpressurizedand radiatorandsurroundingpartsarehot.Spray orsteamfromhot,pressurizedliquidinthe enginecoolingsystemandtouchingahot radiatormaycausesevereburns.
Allowtheenginetocoolcompletelybefore removingtheradiatorcaporservicingany componentofthecoolingsystem.
CAUTION
Enginecoolantistoxic.Swallowingcoolant cancausepoisoning.
DoNotswallow.
Keepoutofreachofchildrenandpets.
ChangeEngineCoolant
ServiceInterval:Every4,000hours/Every4
years(whichevercomes rst)Dex-Cool© ©
©
extended
lifecoolant(orangecolor)
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.Machinemust bepositionedonlevelsurface.
2.Unhookseatlatch,tiltseatupandtilthood forwardtogainaccesstothecoolingarea.Do Notraiseradiator,asitmaynotfullydraininthat position.
WARNING
Enginecoolantishotandpressurizedand radiatorandsurroundingpartsarehot.Spray orsteamfromhot,pressurizedliquidinthe enginecoolingsystemandtouchingahot radiatormaycausesevereburns.
Allowtheenginetocoolcompletelybefore removingtheradiatorcaporservicingany componentofthecoolingsystem.
CAUTION
Enginecoolantistoxic.Swallowingcoolant cancausepoisoning.
DoNotswallow.
Keepoutofreachofchildrenandpets.
3.Draincoolantwhenengineiscool.Coolantmay bedrainedfromtheradiatorbyremovingthe drainplugintherightrearcorner.Theengine blockmaybedrainedbyremovingtherear radiatorhoseand/orbyopeningthedraincock ontheright-handsideoftheengineblock.
Figure14
1.Oildipstick
2.Draincock
4.Reinstallalldrainplugsandhosesandtighten draincock.
5.Fillradiatorwitha50/50mixofwaterand Dex-Cool©coolantasspeciedintheCheck EngineCoolantLevelSection,allowingsome room(approximately1/2inch(12.7mm))for expansion.Add50/50coolantmixtooverow bottleontheleftsideoftheengineasrequired tobringtheleveluptotheindicatorlineonthe bottle.
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Page 37
Maintenance
WARNING
Enginecompartmentcontainsopenbelt drives,fans,andotherrotatingcomponents thatcancauseinjury.Fingers,hands,loose clothing,orjewelrycangetcaughtbythe rotatingfananddriveshaft.
DoNotoperatemachinewithoutthe coversinplace.
Keepngers,hands,andclothingclearof rotatingcomponents.
Shutoffengine,waitformovingpartsto stop,engageparkingbrakeandremove key,beforeperformingmaintenance.
6.Withthecapofftheradiator,tilthoodclosedand puttheseatdown.Starttheengineasstatedin theOperatingInstructionsSection.Returnthe seatupandhoodforwardtotheopenposition.
7.Operateengineuntiltheenginethermostatopens andcoolantiscirculatingthroughtheradiator core.Asairispurgedfromtheengineblockand thecoolantleveldrops,addadditionalcoolantto theradiator.
8.Whentheradiatoriscompletelyfullandno additionalcoolantcanbeadded,continuerunning andinstalltheradiatorcap.Makesurethatthe capiscompletelyseatedbypressingdownrmly whileturninguntilthecapstops.Oncethecapis installed,theenginemaybestopped.
FuelTank—Mounting HardwareSpecications
ServiceInterval:Asrequired
Wheninstallingthenutsonthefueltankstuds,fully tightenthenylocnutandbackoff1/2turn.This allowsfornormalfueltankexpansionandcontraction withchangesintemperatureandfuellevels.
ThreadLockingAdhesives
Threadlockingadhesivessuchas“Loctite242” or“Fel-Pro,Pro-LockNutType”areusedonthe followingfasteners:
Pumpdrivesheavesetscrews.
SquareheadsetscrewsonHydropumpcontrol arms.
Sheaveretainingboltintheendofengine crankshaft.
Casterwheelspacernuts.
Fueltankbulkheadttingnuts.
Boltsretainingstubshafttoengineywheel.
Adhesivessuchas“LoctiteRC/609orRC/680”or “Fel-ProPro-LockRetainingIorRetainingII”are usedonthefollowing:
Fueltankstuds,wherestudsareinsertedintotank.
MobilHTSGrease(Or Food-GradeAnti-seize)
MobilHTSgrease(orfood-gradeanti-seize)isused inthefollowinglocations:
Betweenthecutterhousingspindleandbearings.
Betweenthecutterhousingspindleandsheave.
Undertopcutterhousingbearingguard.
Betweenthejackshaftandbearingsandthe jackshaftandsheaves.
Copper-BasedAnti-seize
Copper-basedanti-seizeisusedinthefollowing locations:
OnthreadsofBladeBoltsSeeCheckMowerBlades section.
DielectricGrease
Dielectricgreaseisusedonallbladetypeelectrical connectionstopreventcorrosionandlossofcontact.
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Page 38
Maintenance
Adjustments
Note:DisengagePTO,shutoffengine,waitfor allmovingpartstostop,engageparkingbrake,and removekeybeforeservicing,cleaning,ormakingany adjustmentstotheunit.
DeckLeveling
1.Positionmoweronaatsurface.
2.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
3.Checktirepressureindrivetires.Properination pressurefortiresis10psi(69kPa).Adjustif necessary.
4.Setanti-scalprollerstotopholesorremovethem completelyforthisadjustment.
5.Raisethedecktothe5inch(12.7cm)height position(alsotransportposition)andtakeallforce offofthetwolargedeckliftspringsbyloosening thenutsatthefrontofeachspring(Figure15).
6.Lowerthedecktothe1inch(2.54cm)height position.Forcetheleftreardecksupportarm downwardabout1/4inch(6.4mm)togetthe decktorestatthe1inchheightposition.Place lockingpliersbetweentherearswivelandspring stoptoholdthedeckinthisposition(Figure15).
7.Placea3/4inch(19mm)thickblockofwood undereachofthetworearanti-scalproller bracketsandplaceoneunderoneofthefront centeranti-scalprollerbrackets.
8.Loosenthetwotopchainboltsinslotsintherear deckliftarms.Loosenjamnutsandbackoffthe socketheadadjustingscrewsonthebottomof thearmsuntilthechainsarejustloose.Turnthe socketheadadjustingscrewsinuntilslackistaken outofeachchain.Tightenthejamnuts.Tighten thechainboltsinthedeckliftarmsmakingsure theydon’tmovewhiletightening.
9.Loosenthefournutswhichsecurethefront swivels(twoperside)untilthefrontchainsare looseandfrontofdeckissupportedbythe3/4 inch(19mm)block.DoNotloosenthefront chainhardware.
10.Onleftside,adjustfrontswivelusingthelocking nutbehindtheswiveluntilthefrontchainistight andallslackisremovedfromlinkage.DoNotlift frontofdeckoff3/4inch(19mm)block.Secure
frontswivelusinglockingnutinfrontofswivel. Repeatforrightside.
11.Recheckthatthe3/4inch(19mm)blockstjust snuglyunderthebracketsandthatthetensionon allthechainsisapproximatelyequal.Makesure allchainattachmentboltsaretight.Reposition anti-scalprollersandtightensecurely.
Figure15
1.Applydownwardpressurehere
2.Placelockingpliersheretoholdspring
3.13–1/2inches(34.3cm)forcutheightsat2inchesor aboveor14inches(35.6cm)forcutheightsbelow2 inches
4.Removeforceondeckspringsbylooseningnutshere
5.Swivel
6.Frontofunit
7.Socketheadadjustingscrew
8.Jamnut
12.Raisedeckliftlevertothe5inch(12.7cm) cuttingheightposition(Figure8).Adjustspring compressionuntilproperdistanceisobtained betweenthetwolargewashers(Figure15). Adjustmentismadebyturningthenutatthe frontofeachspring(clockwisewillshortenthe spring,counterclockwisewilllengthenthespring). Lockinpositionwithjamnuts.
Note:Whenaboveadjustmentshavebeenmade, thefrontofthedeckwillbeslightlylowerthanthe rearofthedeck.
PumpDriveBeltTension
Self-tensioning-Noadjustmentnecessary.
MuleDriveBeltTension Adjustment
Self-tensioningidler,adjustasfollows:
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Checktomakesurethecenterofthebolthead inthecenterofthespringloadedpulley,onleft
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Page 39
Maintenance
sideenginedecksupport,ispositionedbetween thecentersofthetwoalignmentholesinthe leftsupportplate(Figure16andFigure17).It isnecessarytoadjustthebelttensionwhenthe centeroftheboltheadisatorbelowthecenter ofthebottomalignmenthole.
3.Whenadjustmentisnecessary,loosentheidler pulleyontheright-handsidesoitcanmoveup anddownintheslot.
Placeawrenchonthe3/8inchnutinthecenter ofthespringloadedpulleyandapplyupward pressuretorelievetensiononthespring(a1/2 inchdrivebreakerbarand9/16inchsocketworks best).
Repositiontheadjustingpulleytothebottomof theslot.
Note:Wheninstallinganewbelt,itisnecessary torepositiontherightadjustingpulleyupwardin theslotinordertopositionthecenterofthespring loadedpulleybetweenthealignmentholes.
Figure16
1.Frontofunit
2.Alignmentholes
Figure17
1.Springidlerpulley
3.Rightsideidlerpulley (adjustable)
2.Frontofunit
DeckBeltTension
Self-tensioning-Noadjustmentnecessary.
AlternatorBeltTension
Stopengine,waitforallmovingpartstostopand removekey.Engageparkingbrake.
Tiltseatandremoveairdeectorpanel
Totightenalternatorbelt,loosenbothupperand loweralternatormountingbolts.Rotatealternator out,awayfromengineandretightenhardwareto secureinplace.
Whenproperlytensioned,thealternatorbeltwill deect1/4to3/8inch(7-9mm)whileapplying22 poundsofforcetothebeltmidwaybetweenfanand alternator.
BeltGuideAdjustment
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Removethebeltshieldontherightsideofmower deck.
3.Notebeltguideboltedtodeckneartheshield supportstudandright-handpulley.Guideshould
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Page 40
Maintenance
be1/8inch(3.2mm)awayfromthebelt,with bolt-endofguidenearendofslot(Figure18).
4.Ifadjustmentisnecessary,loosentheboltsecuring thebeltguideandmakeproperadjustment. Tightenhardware.
Figure18
1.Endofslot
2.Beltguide
BrakeLinkAdjustment
Checktomakesurebrakeisadjustedproperly.
1.Disengagebrakelever(leverdown).
2.Measurethelengthofthespring.Measurement shouldbe213/16inches(7.1cm)between washers.(Figure19).
3.Ifadjustmentisnecessary,adjustthenylocnut atthebottomofthespringtoachieve213/16 inches(7.1cm).
Figure19
1.Leverdown (disengaged)
6.Removepintoadjust rodlengthforadditional brakeadjustment
2.Leverup(engaged)
7.Trunnionroller
3.Nylocnutbelowtrunnion roller
8.Springretainerbracket
4.Nylocnutbelowspring
9.213/16inches(7.1cm)
5.1/8to3/16inch(3.2to
4.8mm)
10.Jamnutabovetrunnion roller
BrakeAdjustment
1.Checkforbrakelink213/16inches(7.1cm) measurementasdescribedintheBrakeLink Adjustmentsection.
2.Engagethebrakelever(leverup).Thespace betweenthebrakespringbracketandthenyloc nutunderthespringshouldmeasure1/8inchto 3/16inch(3.2–4.8mm).
3.Ifadjustmentisnecessary,loosenjamnutabove thetrunnionroller.Adjustthenylocnutunder thetrunnionrolleruntildistancelistedabove existsbetweenthespringretainerbracketandthe adjacentnylocnut.Tightenthejamnutabove thetrunnionroller.
4.Ifthecorrectgapcannolongerbeachieved becausethereisnoclearancebetweenthenyloc nutbelowthespringandthejamnutabove thetrunnionortherearenothreadsleftonthe bottomnylocnut,thelengthofthebrakerodcan beadjusted.Removeapinfromayokeateither endofthebrakerodandlengthen(orshorten)the brakeroduntilthecorrectgapcanbeachievedby followingsteps2and3.
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Maintenance
ElectricClutchAdjustment
Noadjustmentnecessary.
ReverseIndicator Adjustment
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Unhookseatlatchandtiltseatforward.
3.Beginwitheithertheleftorrightmotioncontrol lever.Movelevertotheneutralpositionandpull leverbackuntiltheclevispin(onarmbelowpivot shaft)contactstheendoftheslot(justbeginning toputpressureonspring).(Figure20).
4.Checkwhereleverisrelativetonotchinconsole (shouldbecenteredallowinglevertopivot outwardtotheneutrallockposition).
5.Ifadjustmentisneeded,loosenthenutagainstthe yokeandwhileapplyingslightrearwardpressure onthemotioncontrollever,turntheheadofthe adjustmentboltintheappropriatedirectionuntil leveriscentered(keepingrearwardpressureon theleverwillkeepthepinattheendoftheslot andallowtheadjustmentbolttomovethelever totheappropriateposition).Tightenlocknut.
6.Repeatonoppositesideofunit.
Figure20
1.Turnbolthere4.Yoke
2.Levercenteredinnotch5.Loosenhere
3.Endofslot
6.Reverseindicator
MotionControlLinkage Adjustment
WARNING
Enginemustberunninganddrive wheelsmustbeturningsomotioncontrol adjustmentcanbeperformed.Contactwith movingpartsorhotsurfacesmaycause personalinjury.
Keepngers,hands,andclothingclearof rotatingcomponentsandhotsurfaces.
CAUTION
Raisingthemowerdeckforserviceor maintenancerelyingsolelyonmechanical orhydraulicjackscouldbedangerous.The mechanicalorhydraulicjacksmaynotbe enoughsupportormaymalfunctionallowing theunittofall,whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic jacksforsupport.Useadequatejackstands orequivalentsupport.
1.Thisadjustmentmustbemadewiththedrive wheelsturning.Firstraisetherearofmachine upandsupportwithjackstands(orequivalent support)justhighenoughtoallowthedrive wheelstorotatefreely.
2.Unhookseatlatchandtiltseatforward.
3.Removetheelectricalconnectionfromtheseat safetyswitch,locateddirectlytotheleftoftheseat switchassemblybesidethehydraulicoilreservoir.
Temporarilyinstallajumperwireacrossthe terminalsintheconnectorofthemainwiring harness.
4.Runtheunitatleast5minuteswiththedrive leversatfullforwardspeedtobringhydraulic systemoiluptooperatingtemperature.
5.Loosenlocknutsfromtheballjointsateachend ofthepumpcontrollinkage(Figure21).
41
Page 42
Maintenance
Figure21
Right-HandSideofUnit
1.Turnheretoadjust
2.Loosenhere(right-hand thread)
6.Startengine.Brakemustbeengagedand motioncontrolleversouttostartengine. Operatordoesnothavetobeintheseat becauseofthejumperwirebeingused.Run
engineatfullthrottleandreleasebrake.
7.Thereverseindicatorspringmustbecorrect beforethefollowingadjustmentscanbemade. SeetheReverseIndicatorAdjustmentsection.
Note:Themotioncontrolleverneedstobein neutralwhilemakinganynecessaryadjustments.
Theleftrodassemblycontrolstheleftwheeland therightrodassemblycontrolstherightwheel.
8.Bringthemotioncontrolleverintotheneutral position.AdjustRHpumpcontrolrodlength byrotatingthedoublenutsontherodinthe appropriatedirectionuntilthewheelsslightly creepinreverse(Figure21).Movethemotion controllevertothereversepositionandwhile applyingslightpressuretotheleverallowthe reverseindicatorspringtobringtheleversbackto neutral.Thewheelmuststopturningorslightly creepinreverse.Whenadjustmentiscomplete, tightenlocknutsontoballjoints.
9.BringtheLHmotioncontrolleverintothe neutralposition.AdjusttheLHpumpcontrolrod lengthbyrotatingthetrackingadjustmentknobin theappropriatedirectionuntilthewheelsslightly creepinreverse.Movethemotioncontrollever tothereversepositionandwhileapplyingslight pressuretotheleverallowthereverseindicator springtobringtheleversbacktoneutral.The
wheelmuststopturningorslightlycreepin reverse(Figure22).
Figure22
Left-HandSideofUnit
1.TurnLHtrackingadjustmentknob.(DoNotloosenany nutsonLHside)
10.Shutoffunit.Removejumperwirefromwire harnessconnectorandplugconnectorintoseat switch.
MotionControlDamper Adjustment
Thetopdampermountingboltcanbeadjustedto obtainamoredesiredmotioncontrolleverresistance. SeeFigure23formountingoptions.
Figure23
1.Motioncontrolbracket
2.Leastresistance(softestfeel)
3.Mediumresistance(mediumfeel)
4.Mostresistance(rmestfeel)
5.Torquenylocnutto200in-lb(16.7ft-lb).Boltmust protrudepastendofnylocnutaftertorque.
6.Damper
7.Dampermustmovefreelyonbolt.
42
Page 43
Maintenance
CasterPivotBearings Pre-LoadAdjustment
Removedustcapfromcasterandtightennyloc nutuntilwashersareatandbackoff1/4ofa turntoproperlysetthepre-loadonthebearings. Ifdisassembled,makesurethespringwashersare reinstalledasshowninFigure24.
Figure24
1.Springdiscwashers
Cleaning
CleanEngineCooling System
ServiceInterval:Beforeeachuseordaily
(Mayberequiredmore oftenindryordirty conditions.)
CAUTION
Excessivedebrisaroundtheenginecooling airintakeandinsideofthepumpdrive beltcompartmentanddamagedormissing rubberbafescancausetheengineand hydraulicsystemtooverheatwhichcan createarehazard.
Cleanalldebrisfrominsideofpumpdrive beltcompartmentdaily.
Cleandebrisfromradiatorscreenand coredaily.
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Cleanalldebrisfrominsideofpumpdrivebelt compartment.
3.Wipedebrisfromscreeninenginecover.
4.Rotateenginecoverforwardandwipedebris fromradiatorcoreasrequired.
5.Inspectsealsinenginecoverandreplaceif necessary.
RemoveAccumulatedDebris fromEngine
ServiceInterval:Beforeeachuseordaily
Enginepartsshouldbekeptcleantoreducetherisk ofoverheatingandignitionofaccumulateddebris.
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Removeairdeectorpanelfrombehindseat.
3.Cleanaroundywheel,cylinderhead,injectors, andinjectorpump.
4.Reinstalltheairdeectorpanel.
43
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Maintenance
Important:DoNotusewatertocleanengine.
Uselowpressurecompressedair.SeeEngine Owner’sManual.
CleanGrassBuild-UpUnder Deck
ServiceInterval:Beforeeachuseordaily
1.Stopengine,waitforallmovingpartstostop,and removekey.Engageparkingbrake.
2.Raisedecktothetransport(5inch(12.7cm) cuttingheight)position.Liftthefrontofunit andsupportunitusingjackstandsorequivalent support.
CAUTION
Raisingthemowerdeckforserviceor maintenancerelyingsolelyonmechanical orhydraulicjackscouldbedangerous.The mechanicalorhydraulicjacksmaynotbe enoughsupportormaymalfunctionallowing theunittofall,whichcouldcauseinjury.
DoNotrelysolelyonmechanicalorhydraulic jacksforsupport.Useadequatejackstands orequivalentsupport.
3.Cleanoutanygrassbuild-upfromundersideof deckandindischargechute.
WasteDisposal
MotorOilDisposal
Engineoilandhydraulicoilarebothpollutantsto theenvironment.Disposeofusedoilatacertied recyclingcenteroraccordingtoyourstateandlocal regulations.
BatteryDisposal
DANGER
Batteryelectrolytecontainssulfuricacid, whichispoisonousandcancausesevere burns.Swallowingelectrolytecanbefatalor ifittouchesskincancausesevereburns.
Wearsafetyglassestoshieldeyes,and rubberglovestoprotectskinandclothing whenhandlingelectrolyte.
DoNotswallowelectrolyte.
Federallawstatesthatbatteriesshouldnotbeplaced inthegarbage.Managementanddisposalpractices mustbewithinrelevantfederal,state,orlocallaws.
Ifabatteryisbeingreplacedoriftheunitcontaining thebatteryisnolongeroperatingandisbeing scrapped,takethebatterytoalocalcertiedrecycling center.Ifnolocalrecyclingisavailablereturnthe batterytoanycertiedbatteryreseller.
44
Page 45
Troubleshooting
Troubleshooting
Important:Itisessentialthatalloperatorsafetymechanismsbeconnectedandinproperoperating
conditionpriortomoweruse.
Whenaproblemoccurs,donotoverlookthesimplecauses.Forexample:startingproblemscouldbecaused byanemptyfueltank.
Thefollowingtablelistssomeofthecommoncausesoftrouble.DoNotattempttoserviceorreplacemajor itemsoranyitemsthatcallforspecialtimingofadjustmentsprocedures(suchasvalves,governor,etc.).Have thisworkdonebyyourEngineServiceDealer.
Note:WhendisconnectingelectricalconnectorsDoNotpullonthewirestoseparatetheconnectors.
ProblemPossibleCauseCorrectiveAction
1.PTOisengaged.
1.DisengagethePTO .
2.Parkingbrakeisnotset.2.Settheparkingbrake.
3.Driveleversarenotinneutrallock position.
3.Ensurethedriveleversareintheneutral lockposition.
4.Batterydoesnothaveafullcharge.4.Chargethebattery.
5.Electricalconnectionsarecorroded,loose orfaulty .
5.Checktheelectricalconnectionsfor goodcontact.Cleanconnectorterminals thoroughlywithelectricalcontactcleaner, applydielectricgreaseandreconnect.
6.Fuseisblown.6.Replacetheblownfuse.
Starterdoesnotcrank.
7.Relayorswitchisdefective.7.ContactanAuthorizedServiceDealer.
1.Fueltankisempty .1.Fillthefueltank.
2.Fuelshutoffvalveisclosed.
2.Openthefuelshutoffvalve.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Thethrottleisnotinthecorrectposition.
4.Besurethethrottlecontrolismidway betweenthe“SLOW”and“FAST” positions.
5.Dirtinfuellter.5.Replacethefuellter.
6.Dirt,water,orstalefuelisinthefuel system.
6.ContactanAuthorizedServiceDealer.
7.Aircleanerisdirty.
7.Cleanorreplacetheaircleanerelement.
8.Electricalconnectionsarecorroded,loose orfaulty .
8.Checktheelectricalconnectionsfor goodcontact.Cleanconnectorterminals thoroughlywithelectricalcontactcleaner, applydielectricgreaseandreconnect.
Enginewillnotstart,startshard,orfailsto keeprunning.
9.Relayorswitchisdefective.9.ContactanAuthorizedServiceDealer.
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Aircleanerisdirty.
2.Cleanorreplacetheaircleanerelement.
3.Oillevelinthecrankcaseislow.
3.Addoiltothecrankcase.
4.Coolingnsandairpassagesforthe engineareplugged.
4.Removetheobstructionsfromthecooling nsandairpassages.
5.V entholeinthefuelcapisplugged.
5.Cleanorreplacethefuelcap.
6.Dirtinfuellter.6.Replacethefuellter.
Enginelosespower.
7.Dirt,water,orstalefuelisinthefuel system.
7.ContactanAuthorizedServiceDealer.
45
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Troubleshooting
ProblemPossibleCauseCorrectiveAction
1.Engineloadisexcessive.1.Reducethegroundspeed.
2.Oillevelinthecrankcaseislow.
2.Addoiltothecrankcase.
3.Dirtyairlter.
3.Cleanorreplacetheaircleanerelement.
4.Coolantlevelislow.
4.Addcoolant.
5.Debrisonoraroundradiator.5.Removedebris.
Engineoverheats.
6.W aterpumporalternatorbeltisworn, loose,orbroken.
6.ContactanAuthorizedServiceDealer.
1.Trackingneedsadjustment.1.Adjustthetracking.
2.Tirepressureindrivetiresnotcorrect.2.Adjusttirepressureinthedrivetires.
Mowerpullsleftorright(withleversfully forward).
3.Reverseindicatorandmotioncontrol linkageneedadjustment.
3.Adjustthereverseindicatorandthe motioncontrollinkage.
1.Bypassvalveisnotclosedtight.1.Tightenthebypassvalve.
2.Driveorpumpbeltisworn,looseor broken.
2.Changethebelt.
3.Driveorpumpbeltisoffapulley .3.Changethebelt.
4.Brokenormissingidlerspring.
4.Replacethespring.
Machinedoesnotdrive.
5.Hydraulicuidlevelislowortoohot.5.Addhydraulicuidtoreservoirorletit
cooldown.
1.Blade(s)notsharp.1.Sharpentheblade(s).
2.Cuttingblade(s)is/arebent.
2.Installnewcuttingblade(s).
3.Mowerdeckisnotlevel.3.Levelmowerdeckfromside-to-sideand
front-to-rear.
4.Undersideofmowerisdirty.4.Cleantheundersideofthemower.
5.Tirepressureindrivetiresnotcorrect.5.Adjusttirepressureinthedrivetires.
6.Bladespindlebent.6.ContactanAuthorizedServiceDealer.
Unevencuttingheight.
7.Tipsofadjacentbladesareatanuneven cuttingheight.Bladestipsshouldbeeven within3/16inchwhichisapproximately onebladethickness.
7.Replaceblades,spindlesand(or)check fordamagetomowerdeck.
1.Cuttingblade(s)is/arebentorunbalanced.
1.Installnewcuttingblade(s).
2.Blademountingboltisloose.2.Tightentheblademountingbolt.
3.Enginemountingboltsareloose.3.Tightentheenginemountingbolts.
4.Looseenginepulley,idlerpulley ,orblade pulley.
4.Tightentheappropriatepulley.
5.Enginepulleyisdamaged.5.ContactanAuthorizedServiceDealer.
6.Bladespindleisbent.6.ContactanAuthorizedServiceDealer.
Abnormalvibration.
7.Beltisdamaged.7.Installnewbelt.
1.Drivebeltisworn,looseorbroken.1.Checkthebelttension.
2.Drivebeltisoffpulley .2.Checkbeltfordamage;replaceif
necessary.Installdrivebeltandcheckbelt guideforcorrectposition.
3.Deckbeltisworn,looseorbroken.3.Installnewdeckbelt.
4.Deckbeltisoffpulley .4.Installdeckpulleyandchecktheidler
pulley,idlerarmandspringforcorrect positionandfunction.
Bladesdonotrotate.
5.Brokenormissingidlerspring.
5.Replacethespring.
1.Temperatureisincreasingoncoolant temperaturegauge.
1.Turnunitoffandallowengineandengine componentstocool.
2.Coolantlevelislow.
2.Addcoolant.
3.Debrisonoraroundradiator.3.Removedebris.
Warningbuzzeremitscontinuousbeep.(See alsoEngineoverheats).
4.W aterpumporalternatorbeltisworn, looseorbroken.
4.ContactAuthorizedServiceDealer.
46
Page 47
Troubleshooting
ProblemPossibleCauseCorrectiveAction
1.Oillevelislow .1.Checkoillevel.
Warningbuzzeremitsintermittentbeep.
2.Oilleakingfromengine.
2.ContactAuthorizedServiceDealer.
47
Page 48
Schematics
Schematics
ElectricalDiagram
RED
BLACK
BLACK
YELLOW/BLACK
PINK
2
4
1
5
3
YELLOW/RED
ORANGE
BLACK
BLACK
YELLOW/BLACK
BLACK
PINK
5 43
2 1
RED
1
2
GROUND
ORANGE
BROWN/BLACK
PINK/BLACK
BLACK
RED
BROWN/BLACK
YELLOW/BLACK
YELLOW/BLACK
YELLOW
BLACK
BLACK
ORANGE/BLACK
ORANGE/BLACK
DK. GREEN DK. GREEN
DK. GREEN VIOLET
LT. BLUE LT. BLUE
LT. GREEN
GRAY
TAN
TAN
LT. BLUE
BLACK
BROWN
BROWN
GRAY
ORANGE
GRAY
ORANGE
GRAY
BLACK
PINK/BLACK
WHITE
BLACK/GREEN
YELLOW/RED
BLACK/GREEN
BLACK/WHITE
BLACK/WHITE
DK. BLUE
BLACK
BLACK
YELLOW/BLACK
VIOLET
PINK
PINK
BLACK
PINK
YELLOW/BLACK
YELLOW/BLACK
YELLOW/BLACK
RED
ORANGE
ORANGE
RED
RED
RED
BLACK
GROUND
STARTER;
BATTERY (POS)
DIODE
GLOW SWITCH
S
P
+
ENGINE
3
4
A B
A
B
C
A
B
C
2
1
B A
SEAT DELAY
MODULE CONTROL
SEAT DELAY
MODULE INPUT
SEAT
SWITCH
PTO
CLUTCH
PTO
SWITCH
20 AMP FUSE
(IGN. SWITCH)
STARTER
SOLENOID
SIGNAL
GLOW
RELAY
START
RELAY
BRAKE
SWITCH
LH MOTION
CONTROL
RH MOTION
CONTROL
IGNITION
SWITCH
HOUR
METER
RED
RED
ORANGE
ORANGE
ORANGE
YELLOW
TAN
TAN
ORANGE/BLACK
LT. BLUE
LT.GREEN
DK. GREEN
DK. GREEN
DK. GREEN
LT. BLUE
LT. BLUE
VIOLET
BLACK
BLACK
BLACK
BLACK
RED RED
ORANGE/BLACK
ORANGE
BROWN/BLACK
YELLOW/BLACK YELLOW/BLACK
PINK/BLACK
SEAT DELAY
MODULE DIODE
GRAY
BLACK
OIL
SWITCH
OIL
PRESSURE
RELAY
ALTERNATOR
RELAY
FUEL
SOLENOID
ALTERNATOR
CONNECTOR
ALT "B"
TERMINAL
GLOW
PLUG
RAIL
TEMP.
SWITCH
DUAL
TONE
ALARM
TEMP AND
GLOW LED
30 AMP FUSE
(FAN)
40 AMP FUSE
(GL
OW)
BROWN/BLACK
YELLOW/BLACK
VIOLET
PINK
BLACK/WHITE
BLACK
DK. BLUE
RED
BLACK/WHITE
PINK
YELLOW/BLACK
PINK
BLACK
RED
YELLOW/BLACK
PINK/BLACK
YELLOW/BLACK
TEMP
SENDER
6 5 4 7
3 2 1 8
B A
2 1
54321
4 1 7 2 5 6 3 8 9
A B C
A B C
2
1
54321
3241
21
21
35412
21
12
321
543215432
1
1A 1B 2A 2B
BA
12345678
2
1
2 1
1
2
1
2
1
2
3
4
5
1
2
1
2
1
2
3
4
5
1
2
3
2 1
4
9
8
7
3
3
5
1
4
2
3
5
1
4
2
3
5
1
4
2
FUEL
PUMP
2B
2A
1A
1B
1
2
1
2
1
2
I
STARTER
MOTOR
BLACK
A
B
C
TEMP GAUGE
AND VOLTMETER
A
B
C
FAN
2
1
2
1
FAN
RELAY
OPEN WITH
BRAKE
ENGAGED
CLOSED WITH
BRAKE
ENG
AGED
BOTH MOTION CONTROL
SWITCHES ARE CLOSED WITH
CONTROL LEVERS IN NEUTRAL
LOCK POSITION
SWITCH IN: ORANGE TO PINK/BLACK
SWITCH OUT: ORANGE TO GRAY
SWITCH IS CLOSED
WITH OPER
ATOR
IN THE SEAT
NOTE:
CONNECTORS VIEWED FROM TERMINAL END
G006167
TERMINAL A
TERMINAL B
TERMINAL Y
TERMINAL X
TERMINAL S
TERMINAL I
IGNITION SWITCH
TERMINAL CONNECTIONS
TERMINAL A VOLTAGE REGULATOR
TERMINAL B BATTERY
TERMINAL I HOUR METER, AUX HYD, PTO SWITCH
TERMINAL S START RELAY
TERMINAL X SEAT DELAY
TERMINAL Y HOUR METER, AUX HYD, PTO SWITCH
NONE
X + Y
CIRCUIT "MAKE"
B + I + S
B + I + A
2. RUN
1. OFF
POSITION
3. START
48
Page 49
Schematics
HydraulicDiagram
49
Page 50
Conditions and Products Covered
Exmark Mfg. Co. Inc. and its affiliate, Exmark Warranty Company, pursuant to an agreement between them, jointly warrant on the terms and conditions herein, that we will repair, replace or adjust any part manufactured by Exmark and found by us (in the exercise of our reasonable discretion) to be defective in factory materials or workmanship for a period of two years.
This warranty applies to Exmark turf equipment purchased on or after October 1, 2004 sold in the US or Canada. This warranty may only be assigned or transferred to a second (or third) owner by an authorized Exmark dealer. The warranty period commences upon the date of the original retail purchase.
 Products Warranty Period
• All Products (except as noted below) 2 years
• All Attachments and Accessories 1 year
• Metro 21 and Metro 26 Series  1 year
• Belts and Tires 90 days
• Battery 1 Year Prorated
• Engine* Warranty is covered by engine manufacturer
* Please refer to the engine manufacturer’s warranty statement that is included in the literature packet. We are not authorized to handle warranty adjustments on engines.
This warranty only includes the cost of parts and labor.
Items and Conditions Not Covered
This warranty does not cover the following:
• Pickup and delivery charges to and from any authorized   Exmark Service Dealer beyond first warrantable service.
• Any damage or deterioration due to normal use, wear and   tear, or exposure.
• Cost of regular maintenance service or parts, such as filters,   fuel, lubricants, tune-up parts, and adjustments.
• Any product or part which has been altered or misused or   required replacement or repair due to normal wear,   accidents, or lack of proper maintenance.
• Any repairs necessary due to use of parts, accessories or   supplies, including gasoline, oil or lubricants, incompatible   with the turf equipment or other than as recommended in   the operator's manual or other operational instructions   provided by Exmark.
There are no other express warranties except for engine and special emission system coverage stated elsewhere herein or included with the product.
All warranty work must be performed by an authorized Exmark Service Dealer using Exmark approved replacement parts.
Instructions for Obtaining Warranty Service
The product must be registered with original proof of purchase by an Exmark Service Dealer before obtaining any warranty service.
Contact any Exmark Service Dealer to arrange service at their dealership. To locate a dealer convenient to you, access our website at www.exmark.com. U.S. Customers may also call 402-223-6375.
If for any reason you are dissatisfied with the Service Dealer’s analysis or with the assistance provided, contact us at:
Exmark Customer Service Department  The Exmark Warranty Company  2101 Ashland Avenue  Beatrice, NE 68310  402-223-6375 or  service@exmark.com
Owner’s Responsibilities
The Exmark turf equipment, including any defective part, must be returned to an authorized Exmark service dealer within the warranty period. This warranty extends only to turf equipment operated under normal conditions. You must read the operator’s manual. You must also properly service and maintain your Exmark product as described in the operator’s manual. Such routine maintenance, whether performed by a dealer or by you, is at your expense.
General Conditions
The sole liability of Exmark and Exmark Warranty Company with respect to this warranty shall be repair and replacement of defective components as set forth herein. Neither Exmark nor Exmark Warranty Company shall have any liability for any other cost, loss or damage, including but not limited to, any incidental or consequential loss or damage.
In particular, we shall have no liability or responsibility for:
• Expenses related to gasoline, oil or lubricants.
• Travel time, overtime, after hours time or other    extraordinary repair charges or charge relating to repairs or   replacements outside of normal business hours at the place   of business of the authorized Exmark Service Dealer.
• Rental of like or similar replacement equipment during the   period of any warranty, repair or replacement work.
• Any telephone or telegram charges or travel charges.
• Loss or damage to person or property other than that   covered by the terms of this warranty.
• Any claims for lost revenue, lost profit or additional cost as   a result of a claim of breach of warranty.
• Attorney's fees.
No Claim of breach of warranty shall be cause for cancellation or rescission of the contract of sale of any Exmark mower.
Some states do not allow exclusions of incidental or consequential damages, so the above exclusions and limitations may not apply to you.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
2-Year Limited Warranty
Exmark Turf Equipment
(For units purchased on or after October 1, 2004)
G006117
50
Page 51
51
Page 52
See Exmark’s Complete
Line of Accessories
Riding Accessories
Custom Ride Seat Suspension System
Deck Lift Assist Kit
Hitch Kit Light Kit
Micro-mulch System
Roll Over Protection System (ROPS)
Snow Blade
Sun Shade
Trash Container
Turf Striper
Ultra Vac Collection System
Ultra Vac Quick Disposal System
Walk Behind Accessories
Grass Catcher
Micro-mulch System
Steerable Sulky
Sulky Hitch Kit
Turf Striper
Standon
Check Us Out On The Web:
www.exmark.com
©2004–2007ExmarkMfg.Co.,Inc. IndustrialParkBox808 Beatrice,NE68310 AllRightsReserved
PartNo.4500-169Rev.A (402)223-6300 Fax(402)223–5489 PrintedintheUSA.
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