Toro 74946 - Lubricating the Caster-Wheel Hubs

5.Greasethedrive-beltidlerarm(Figure41).
Figure42
6.Removethedustcapandadjustthecasterpivots.
Note:Keepthedustcapoffuntilgreasingiscomplete.
RefertoAdjustingtheCaster-PivotBearing(page49).
7.Removethehexplugandthreadagreasettinginto
thehole.
8.Pumpgreaseintothettinguntilitoozesoutaround
thetopbearing.
9.Removethegreasettingfromthehole.
10.Installthehexpluganddustcap(Figure43).
Figure43
LubricatingtheCaster-Wheel
Hubs
ServiceInterval:Yearly
1.Stoptheengine,waitforallmovingpartstostop,
removethekey,andengagetheparkingbrake.
Figure44
1.Sealguard2.Spacernutwithwrench
ats
2.Removethecasterwheelfromthecasterforks.
3.Removethesealguardsfromthewheelhub.
4.Removeaspacernutfromtheaxleassemblyinthe
casterwheel.
Note:Thread-lockingcompoundhasbeenappliedto
lockthespacernutstotheaxle.
5.Removetheaxle(withtheotherspacernutstill
assembledtoit)fromthewheelassembly.
6.Pryoutsealsandinspectbearingsforwearordamage
andreplaceifnecessary.
7.Packthebearingswithageneral-purposegrease.
8.Insert1bearingand1newsealintothewheel.
Note:Replacetheseals.
9.Ifbothspacernutshavebeenremoved(orbroken
loose)fromtheaxleassembly,applyathread-locking
compoundto1spacernutandthreaditontotheaxle
withthewrenchatsfacingoutward.
Note:Donotthreadthespacernutalloftheway
ontotheendoftheaxle.Leaveapproximately3mm
(1/8inch)fromtheoutersurfaceofthespacernutto
theendoftheaxleinsidethenut.
10.Inserttheassemblednutandaxleintothewheelonthe
sidewiththenewsealandbearing.
11.Withtheopenendofthewheelfacingup,llthearea
insidethewheelaroundtheaxlefullofgeneral-purpose
grease.
12.Insertthesecondbearingandnewsealintothewheel.
13.Applyathread-lockingcompoundtothesecondspacer
nutandthreaditontotheaxlewiththewrenchats
facingoutward.
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