Maintenance
6.Usingasocket,unscrewlterstoremoveand
allowoiltodrain.
7.Beforeinstallingthenewlters,applyathincoat
ofExmarkPremiumHydroOilonthesurface
ofthetworubberseals.
8.Installthenewltersandtorqueto14ft-lb(19
N-m).
9.FillthehydraulicsystemasstatedinCheck
HydraulicOilLevelsection.
ExmarkPremiumHydroOilisrecommended.
Refertothechartforanacceptablealternative:
HydroOil
ServiceInterval
ExmarkPremiumHydro
Oil(Preferred)
Afterrst250hours
*Every500hours/Yearly
thereafter
Mobil115W50Afterrst250hours
*Every250hours/Yearly
thereafter
*Mayneedmoreoftenundersevereconditions.
10.Removethecatchpanandproperlydisposeof
hydrooilandlteraccordingtolocalcodes.
11.Re-installthepumpdrivebelt.
12.Startengineandmovethrottlecontrolaheadto
fullthrottleposition.Movethespeedcontrol
leverstothefullspeedandrunforoneminute.
Shutdownthemachine,allowthehydrostocool
andrecheckoillevel.
13.Removethejackstands.
Note:DoNotchangethehydraulicsystemoil
(exceptforwhatcanbedrainedwhenchanginglter),
unlessitisfelttheoilhasbeencontaminatedorbeen
extremelyhot.
Changingoilunnecessarilycoulddamagehydraulic
systembyintroducingcontaminantsintothesystem.
WheelHub-SlottedNut
TorqueSpecication
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Torquetheslottednutto211-260ft-lb(286-352
N-m).
Note:DoNotuseanti-seizeonwheelhub.
CheckSparkArrester
(ifequipped)
ServiceInterval:Every50hours
WARNING
Hotexhaustsystemcomponentsmayignite
gasolinevaporsevenaftertheengineisstopped.
Hotparticlesexhaustedduringengineoperation
mayigniteammablematerials.Firemayresult
inpersonalinjuryorpropertydamage.
DoNotrefuelorrunengineunlesssparkarrester
isinstalled.
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Waitformufertocool.
3.Ifanybreaksinthescreenorweldsareobserved,
replacearrester.
4.Ifpluggingofthescreenisobserved,remove
arresterandshakelooseparticlesoutofthe
arresterandcleanscreenwithawirebrush(soak
insolventifnecessary).Reinstallarresteron
exhaustoutlet.
ThreadLockingAdhesives
Threadlockingadhesivessuchas“Loctite242”
or“Fel-Pro,Pro-LockNutType”areusedonthe
followingfasteners:
•ROPSspringpinhousing.
•Hydropumpcontrolarm,linkagebolt,and
attachmentbolt.
•Hydrocoolingfanscrew .
•Hydroparkbrakecableanchormountingbolt
•Sheaveandclutchretainingboltintheendof
enginecrankshaft.
Threadlockingadhesivesarerequiredforsome
hardwareonengines—seetheEnginemanual.
MobilHTSGrease(Or
Food-GradeAnti-seize)
X-SeriesOnly
MobilHTSgrease(orfood-gradeanti-seize)isused
inthefollowinglocation:
Betweenthespindlesandbearings.
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