Toro 33518 - Page 32

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Figure29
1.Axle(spacernutstill
assembled)
4.Spacernut
2.Hub5.Bearingseal
3.Bearing
6.Sealguard
2.Remove1ofthespacernutsfromtheaxle
assemblyinthecasterwheel(Figure29).
Note:Notethatthread-lockingcompoundhas
beenappliedtolockthespacernutstotheaxle
(Figure29).
3.Removetheaxle(withtheotherspacernutstill
assembledtoit)fromthecaster-wheelassembly
(Figure29).
4.Pryoutbothbearingseals(Figure29).
Note:Discardtheoldseals.
5.Removebothbearingsandinspectthemfor
wearordamage(Figure29).
Note:Replacethebearingifitiswornor
damaged.
6.Packthe2bearingswiththespeciedgrease.
AssemblingtheCaster-WheelHub
1.Install1bearingintothehubofthewheel(Figure
29).
2.Installthebearingsealintothehubatthe
bearing(Figure29).
3.Ifyouremoved(orbrokeloose)bothofthe
spacernutsfromtheaxleassembly,perform
thefollowing:
A.Cleanthethreadsoftheaxleandspacer
nut.
B.Applyathread-lockingcompoundtothe
threadsat1endoftheaxle.
C.Threadtheaxlenut,withthewrenchats
facingoutward,ontotheendoftheaxlethat
ispreparedwiththread-lockingcompound
(Figure29).
Note:Donotthreadspacernutallofthe
wayontotheaxle.Leaveapproximately3
mm(1/8inch)fromtheoutersurfaceofthe
spacernuttotheendoftheaxleinsidethe
nut.
4.Inserttheassemblednutandaxleintothewheel
atthesideofthewheelwiththenewsealand
bearing(Figure29).
5.Withtheopenendofthewheelfacingup,llthe
areainsidewheelcavity(aroundtheaxle)with
thespeciedgrease.
6.Installtheotherbearingandnewsealintothe
wheel(Figure29).
7.Applyathread-lockingcompoundtothesecond
spacernutandthreaditontotheaxlewiththe
wrenchatsfacingoutward.
8.Torquethespacernutto8to9N∙m(75to80
in-lb),loosen,thentorqueit2to3N∙m(20to
25in-lb).
Note:Makesureaxledoesnotextend
beyondeithernut.
9.Installthesealguardsoverthewheelhub
(Figure29).
InstallingtheCaster-WheelAssembly
1.Aligntheholeintheaxleofthecaster-wheel
assemblybetweentheholesintheforkofthe
caster(Figure28).
2.Securethewheelassemblytotheforkwiththe
wheelnutandbolt(Figure28)thatyouremoved
instep3ofRemovingtheCaster-Wheel
Assembly(page31).
3.Torquethewheelnutto91to113N∙m(67to
83ft-lb).
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