Toro 74534TE GrandStand - Lubricating the Caster-Wheel Hubs

LubricatingtheCaster-Wheel
Hubs
ServiceInterval:Yearly
1.Shutofftheengine,waitforallmovingpartstostop,
engagetheparkingbrake,andremovethekey.
Figure40
1.Sealguard2.Spacernutwithwrench
ats
2.Removethecasterwheelfromthecasterforks.
3.Removethesealguardsfromthewheelhub.
4.Removeaspacernutfromtheaxleassemblyinthe
casterwheel.
Note:Thread-lockingadhesivehasbeenappliedto
lockthespacernutstotheaxle.Removetheaxle(with
theotherspacernutstillassembledtoit)fromthe
wheelassembly.
5.Pryoutthesealsandinspectbearingsforwearor
damage,andreplaceifnecessary.
6.Packthebearingswithageneral-purposegrease.
7.Insert1bearingand1sealintothewheel.
Note:Replacetheseals.
8.Iftheaxleassemblyhashadbothspacernutsremoved
(orbrokenloose),applyathread-lockingadhesiveto1
spacernutandthreaditontotheaxlewiththewrench
atsfacingoutward.
Note:Donotthreadthespacernutallthewayonto
theendoftheaxle.Leaveapproximately3mm(1/8
inch)fromtheoutersurfaceofthespacernuttothe
endoftheaxleinsidethenut.
9.Inserttheassemblednutandaxleintothewheelonthe
sideofthewheelwiththenewsealandbearing.
10.Withtheopenendofthewheelfacingup,llthearea
insidethewheelaroundtheaxlefullofgeneral-purpose
grease.
11.Insertthesecondbearingandthenewsealintothe
wheel.
12.Applyathread-lockingadhesivetothesecondspacer
nutandthreaditontotheaxlewiththewrenchats
facingoutward.
13.Torquethenutto8to9N∙m(71to80in-lb),loosenit,
thentorqueitto2to3N∙m(20to25in-lb).
Note:Makesurethattheaxledoesnotextendbeyond
eithernut.
14.Installthesealguardsoverthewheelhubandinsertthe
wheelintothecasterfork.
15.Installthecasterboltandtightenthenutfully.
Important:Topreventsealandbearingdamage,check
thebearingadjustmentoftenbyspinningthecaster
tire.Thetireshouldnotspinfreely(morethan1or2
revolutions)orhaveanysideplay.Ifthewheelspins
freely,adjustthetorqueonthespacernutuntilthereisa
slightamountofdragandapplythread-lockingadhesive.
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