Premaintenance
Procedures
CAUTION
Raisingthemachineforserviceormaintenance
relyingsolelyonmechanicalorhydraulicjacks
couldbedangerous.Themechanicalorhydraulic
jacksmaynotbeenoughsupportormay
malfunctionallowingthemachinetofall,which
couldcauseinjury.
Donotrelysolelyonmechanicalorhydraulicjacks
forsupport.Useadequatejackstandsorequivalent
support.
PreparingfortheMachinefor
Maintenance
Performthefollowingbeforeservicing,cleaning,ormaking
anyadjustmentstothemachine.
1.Movethemachinetoalevelsurface.
2.Shutofftheengine,settheparkingbrake,waitforall
movingpartstostop.
3.Removethekeyfromthekeyswitch.
Lubrication
LubricatingtheGreaseFittings
ServiceInterval:Every100hours
Greasetype:NationalLubricatingGreaseInstitute(NGLI)
grade#2multi-purposegungrease.
Note:Refertothelubricationchartforthegreasepoints
andserviceintervals.
LubricationChart
FittingLocationsInitialPumps
Numberof
Places
1.Wheelbearings1to22
2.Kingpinpivots1to22
2.Frontaxlepivots1to21
3.Steeringcontrol
pivot
1to21
Figure57
1.Shutoffengine,settheparkingbrake,waitforall
movingpartstostop,andremovekey.
2.Wipecleanthegreasettingswitharag(Figure57).
3.Connectagreaseguntothetting(Figure57).
4.Pumpgreaseintothettingsuntilgreasebeginsto
oozeoutofthebearings.
5.Wipeupanyexcessgrease.
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