g027339
Figure54
12.Greasethecaster-wheelbearings(Figure54).
GreasingtheCasterPivots
ServiceInterval:Every400hours/Yearly(whichever
comesrst)(moreoftenindirtyor
dustyconditions).
Yearly—Repackthecaster-wheelbearings
(moreoftenindirtyordustyconditions).
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch,andengagetheparking
brake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Removethedustcapandadjustthecaster
pivotsandkeepthedustcapoffuntilgreasingis
done;refertoGreasingtheMowerDeck(page
45).
4.Removethehexplug.
5.Threadagreasettingintothehole.
6.Pumpgreaseintothettinguntilitoozesout
aroundthetopbearing.
7.Removethegreasettingfromthehole.Install
thehexplugandcap.
GreasingtheCaster-Wheel
Hubs
ServiceInterval:Yearly
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch,andengagetheparking
brake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Raisethemowerforaccess.
4.Removethecasterwheelfromthecasterforks.
5.Removethesealguardsfromthewheelhub.
g006115
Figure55
1.Sealguard2.Spacernutwithwrench
ats
6.Removeaspacernutfromtheaxleassemblyin
thecasterwheel.
Note:Thread-lockingcompoundhasbeen
appliedtolockthespacernutstotheaxle.
7.Removetheaxle(withtheotherspacernutstill
assembledtoit)fromthewheelassembly.
8.Pryoutsealsandinspectbearingsforwearor
damageandreplaceifnecessary.
9.Packthebearingswithageneral-purpose
grease.
10.Insert1bearingand1newsealintothewheel.
11.Iftheaxleassemblyismissingbothspacernuts,
applyathread-lockingcompoundto1spacer
nutandthreaditontotheaxlewiththewrench
atsfacingoutward.
Note:Donotthreadthespacernutallof
thewayontotheendoftheaxle.Leave
approximately3mm(1/8inch)fromtheouter
surfaceofthespacernuttotheendoftheaxle
insidethenut.
12.Inserttheassemblednutandaxleintothewheel
onthesidewiththenewsealandbearing.
46