CheckingtheWheel-Hub
SlottedNut
ServiceInterval:Aftertherst100hours—Checkthe
wheel-hubslottednut.
Every500hours—Checkthewheel-hubslottednut.
Torquetheslottlednutto286to352N∙m(211to260ft-lb).
Note:Donotuseanti-seizecompoundonthewheelhub.
AdjustingtheCaster-Pivot
Bearing
ServiceInterval:Every500hours/Yearly(whichevercomes
rst)
1.Disengagetheblade-controlswitch(PTO),movethe
motion-controlleverstotheNEUTRAL-LOCKposition,
andengagetheparkingbrake.
2.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removethedustcapfromcasterandtightenthe
locknut(Figure73).
4.Tightenthelocknutuntilthespringwashersareat,
andthenbackoffa1/4turntoproperlysetthepreload
onthebearings(Figure73).
Important:Makesurethatthespringwashersare
installedcorrectlyasshowninFigure73.
5.Installthedustcap(Figure73).
g001297
Figure73
1.Springwashers
3.Dustcap
2.Locknut
ServicingtheGearbox
CheckingtheGearbox-OilLevel
ServiceInterval:Every100hours
UseSAE75W-90syntheticgearlube.
1.Parkthemachineonalevelsurface.
2.Disengagetheblade-controlswitch(PTO),movethe
motion-controlleverstotheNEUTRAL-LOCKposition,
andengagetheparkingbrake.
3.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
4.Removethesideorrearplugonthegearbox(Figure
74).
5.Theoilshouldbeuptotheopeningofthegearbox.
6.Addoilifneededtobringittothecorrectlevel.
g001156
Figure74
1.Gearbox
3.Pulley
2.Sideplug
4.Rearplug
ChangingtheGearboxOil
ServiceInterval:Aftertherst100hours
Yearly
ContactanAuthorizedServiceDealertochangethegearbox
oil.
51