Toro 74936 - Lubricate Caster Wheel Hubs

2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Greasethemowerdeckidlerpulleypivotuntilgrease
comeoutthebottom(
Figure45).
4.Greasethethreespindlebearingsuntilgreasecomes
outthelowerseals(Figure45).
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Figure45
5.Greasethedrivebeltidlerarm(Figure46).
Figure46
6.Removethedustcapandadjustthecasterpivots.
Keepthedustcapoffuntilgreasingisdone.Referto
AdjustingtheCasterPivotBearinginMaintenance.
7.Removethehexplug.Threadagreasezerkintothe
hole.
8.Pumpgreaseintothezerkuntilitoozesoutaround
thetopbearing.
9.Removethegreasezerkinthehole.Installthehex
pluganddustcap(Figure47).
Figure47
LubricateCasterWheelHubs
ServiceInterval:Yearly
1.Stoptheengine,waitforallmovingpartstostop,
andremovethekey.Engagetheparkingbrake.
Figure48
1.Sealguard2.Spacernutwithwrench
ats
2.Removethecasterwheelfromthecasterforks.
3.Removethesealguardsfromthewheelhub.
4.Removeoneofthespacernutsfromtheaxle
assemblyinthecasterwheel.Notethatthread
lockingadhesivehasbeenappliedtolockthespacer
nutstotheaxle.Removetheaxle(withtheother
spacernutstillassembledtoit)fromthewheel
assembly.
5.Pryoutseals,andinspectbearingsforwearor
damageandreplaceifnecessary.
6.Packthebearingswithageneral-purposegrease.
7.Insertonebearing,onenewsealintothewheel.
Note:Thesealsmustbereplaced.
8.Iftheaxleassemblyhashadbothspacernuts
removed(orbrokenloose),applyathreadlocking
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