Maintenance
WheelHubNutTorque
Specication
ServiceInterval:Aftertherst100hours
Every500hoursthereafter
Torquethenutonthewheelmotortaperedshaftto
175-225ft-lb(237-305N-m).
Note:DoNotuseanti-seizecompoundonthe
wheelhub.
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:
•Pumpsheavesetscrews.
•Sheaveretainingboltinendofenginecrankshaft.
•Casterwheelspacernuts.
•Platformspringpin.
MobilHTSGrease(Or
Food-GradeAnti-seize)
MobilHTSgrease(orfood-gradeanti-seize)isused
inthefollowinglocations:
—Betweensplinesofthecutterhousingspindleand
sheave.
Copper-BasedAnti-seize
Copper-basedanti-seizeisusedinthefollowing
locations:
•OnthreadsofBladeBolts.SeeCheckMower
Bladessection.
•Betweenenginecrankshaft,pumpdrivesheave,
andclutch.
•Betweenpumpshaftsandsheaves.
DielectricGrease
Dielectricgreaseisusedonallbladetypeelectrical
connectionstopreventcorrosionandlossofcontact.
Dielectricgreaseshouldnotbeappliedtosealed
connectors.
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