Operator's Manual

CheckingtheTirePressure
ForMachineswithPneumatic
TiresOnly
ServiceInterval:Every50hours/Monthly(whichever
comesrst)Formachineswith
pneumatictiresonly.
Maintaintheairpressureinthereartiresat90kPa
(13psi).Uneventirepressurecancauseunevencut.
Checkthetireswhentheyarecoldtogetthemost
accuratepressurereading.
g001055
Figure70
CheckingtheWheelLug
Nuts
Checkandtorquethewheellugnutsto122to136
N∙m(90to100ft-lb).
BrakeMaintenance
AdjustingtheParking
Brake
ServiceInterval:Every500hours
Note:Performthisprocedurewheneveryouremove
orreplaceabrakecomponent.
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Setupthemachinetobepushedbyhand.
RefertoUsingtheDrive-WheelReleaseValves
(page33).
4.Raisethebackofthemachineupandsupport
themachinewithjackstands.
WARNING
Relyingsolelyonmechanicalor
hydraulicjackstosupportaraised
machineforserviceormaintenance
couldbedangerousbecausethejacks
maynotprovideenoughsupportormay
malfunction,allowingthemachinetofall
andpossiblycauseseriousinjury.
Donotrelysolelyonmechanical
orhydraulicjacksforsupport.Use
adequatejackstandsorequivalent
support.
5.Engageanddisengagetheparkingbrakeand
checkeachdrivetiretoensurethateachbrake
engagesanddisengages.
6.Ifanadjustmentisnecessary,disengagethe
parkingbrake.Removethecotterpinfromthe
brakelinkageshaft(Figure71).
56