Operator's Manual

Figure43
6.Removethedustcapandadjustthecasterpivots.
Keepthedustcapoffuntilgreasingisdone.Referto
AdjustingtheCasterPivotBearinginMaintenance.
7.Removethehexplug.Threadagreasezerkintothe
hole.
8.Pumpgreaseintothezerkuntilitoozesoutaround
thetopbearing.
9.Removethegreasezerkinthehole.Installthehexplug
anddustcap(
Figure44).
g014942
Figure44
LubricateCasterWheelHubs
ServiceInterval:Yearly
1.Stoptheengine,waitforallmovingpartstostop,and
removethekey.Engagetheparkingbrake.
Figure45
1.Sealguard2.Spacernutwithwrench
ats
2.Removethecasterwheelfromthecasterforks.
3.Removethesealguardsfromthewheelhub.
4.Removeoneofthespacernutsfromtheaxleassembly
inthecasterwheel.Notethatthreadlockingadhesive
hasbeenappliedtolockthespacernutstotheaxle.
Removetheaxle(withtheotherspacernutstill
assembledtoit)fromthewheelassembly.
5.Pryoutseals,andinspectbearingsforwearordamage
andreplaceifnecessary.
6.Packthebearingswithageneral-purposegrease.
7.Insertonebearing,onenewsealintothewheel.
Note:Thesealsmustbereplaced.
8.Iftheaxleassemblyhashadbothspacernutsremoved
(orbrokenloose),applyathreadlockingadhesive
toonespacernutandthreadontotheaxlewiththe
wrenchatsfacingoutward.DoNotthreadspacer
nutallofthewayontotheendoftheaxle.Leave
approximately1/8inch(3mm)fromtheoutersurface
ofthespacernuttotheendoftheaxleinsidethenut.
9.Inserttheassemblednutandaxleintothewheelonthe
sideofthewheelwiththenewsealandbearing.
10.Withtheopenendofthewheelfacingup,llthearea
insidethewheelaroundtheaxlefullofgeneral-purpose
grease.
11.Insertthesecondbearingandnewsealintothewheel.
12.Applyathreadlockingadhesivetothe2ndspacernut
andthreadontotheaxlewiththewrenchatsfacing
outward.
13.Torquethenutto75-80in-lb(8-9N-m),loosen,then
re-torqueto20-25in-lb(2-3N-m).Makesureaxle
doesnotextendbeyondeithernut.
14.Reinstallthesealguardsoverthewheelhubandinsert
wheelintocasterfork.Reinstallcasterboltandtighten
nutfully.
Important:Topreventsealandbearingdamage,check
thebearingadjustmentoften.Spinthecastertire.The
tireshouldnotspinfreely(morethan1or2revolutions)
orhaveanysideplay.Ifthewheelspinsfreely,adjust
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