Exmark LAZER Z - Change Deck Lift Power Unit Fluid-Wing Deck Model Only; Wheel Hub-Slotted Nut Torque Specification; Check Spark Arrester (if Equipped); Thread Locking Adhesives

Maintenance
Shutdownthemachine,allowthehydrostocool
andrecheckoillevel.
13.Removethejackstands.
Note:DoNotchangethehydraulicsystemoil
(exceptforwhatcanbedrainedwhenchanginglter),
unlessitisfelttheoilhasbeencontaminatedorbeen
extremelyhot.
Changingoilunnecessarilycoulddamagehydraulic
systembyintroducingcontaminantsintothesystem.
ChangeDeckLiftPowerUnit
Fluid–WingDeckModelOnly
ServiceInterval:Yearlyorbeforestorage
1.Positionthemachineandcuttingunitonalevel
surface.
2.Lowerthemowerdecktothe1inch(2.5cm)
heightofcut.
3.DisengagethePTO,movethemotioncontrol
leverstotheneutral-lockposition,andengagethe
parkingbrake.
4.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
5.Unlatchthehoodandliftituptoaccesstheoil
ll.Cleanaroundthellcapandremovecap.
6.Extractoilthroughthellportusingavacuum
deviseorremovethepowerunitfromthedeck
andpourtheoilout.
7.Reinstallthepowerunitifitwasremovedtodrain.
8.AddenoughExmarkRubyTran
™
oil,
approximately24oz(710ml)andreplacecap.
Important:DoNotoverllthepowerunit;
overllingthepowerunitmaydamageit.
9.Checktheuidlevel.
WheelHub–SlottedNut
TorqueSpecication
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
•AllExceptWingDeckModels:
Torquetheslottednutto211-260ft-lb(286-352
N-m).
•WingDeckModels:
Torquetheslottednutto310-340ft-lb(420-461
N-m).
Note:DoNotuseanti-seizeonwheelhub.
CheckSparkArrester
(ifequipped)
ServiceInterval:Every50hours
WARNING
Hotexhaustsystemcomponentsmayignite
gasolinevaporsevenaftertheengineisstopped.
Hotparticlesexhaustedduringengineoperation
mayigniteammablematerials.Firemayresult
inpersonalinjuryorpropertydamage.
DoNotrefuelorrunengineunlesssparkarrester
isinstalled.
1.Stopengine,waitforallmovingpartstostop,and
removekey.Engageparkingbrake.
2.Waitformufertocool.
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 .
•Hydroparkbrakeanchormountingbolt
•Sheaveandclutchretainingboltintheendof
enginecrankshaft.
Threadlockingadhesivesarerequiredforsome
hardwareonengines—seetheEnginemanual.
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