Toro 74933 - Lubricating the Caster-Wheel Hubs

5.Removethedustcapandadjustthecaster
pivots.
Note:Keepthedustcapoffuntilgreasingis
done.
6.Removethehexplug.
7.Threadagreasettingintothehole.
8.Pumpgreaseintothettinguntilitoozesout
aroundthetopbearing.
9.Removethegreasettinginthehole.
10.Installthehexpluganddustcap(Figure43).
g014942
Figure43
11.Greasethecaster-wheelbearings(Figure43).
Lubricatingthe
Caster-WheelHubs
ServiceInterval:Yearly
1.Shutofftheengine,waitforallmovingpartsto
stop,removethekey,andengagetheparking
brake.
g006115
Figure44
1.Sealguard2.Spacernutwithwrench
ats
2.Raisethemowerforaccess.
3.Removethecasterwheelfromthecasterforks.
4.Removethesealguardsfromthewheelhub.
5.Removeaspacernutfromtheaxleassemblyin
thecasterwheel.
Note:Thread-lockingadhesivehasbeen
appliedtolockthespacernutstotheaxle.
6.Removetheaxle(withtheotherspacernutstill
assembledtoit)fromthewheelassembly.
7.Pryoutsealsandinspectbearingsforwearor
damageandreplaceifnecessary.
8.Packthebearingswithageneral-purpose
grease.
9.Insert1bearingand1newsealintothewheel.
Note:Replacetheseals.
10.Iftheaxleassemblyhashadbothspacer
nutsremoved(orbrokenloose),applya
thread-lockingadhesiveto1spacernutand
threaditontotheaxlewiththewrenchats
facingoutward.
Note:Donotthreadthespacernutallof
thewayontotheendoftheaxle.Leave
approximately3mm(1/8inch)fromtheouter
surfaceofthespacernuttotheendoftheaxle
insidethenut.
11.Inserttheassemblednutandaxleintothewheel
onthesideofthewheelwiththenewsealand
bearing.
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