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CASE CONSTRUCTION 1150M - Hydraulic and Hydrostatic Drive Filter and Fluid

CASE CONSTRUCTION 1150M
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7-MAINTENANCE
Hydraulicandhydrostaticdrivelteranduid
WARNING
Pressurizedhydraulicuidcanpenetratetheskinandcausesevereinjuries.
Hydraulicuidisunderextremepressure.Restthebucketorattachmentontheground.Shutthe
engineoff,turnthekeyon,andmovethehydrauliccontrolleverthroughallmovementsseveraltimes
torelieveresidualpressureinthesystem.
Failuretocomplycouldresultindeathorseriousinjury.
W0161A
Changethehydraulic/hydrostaticdrivesystemoilandltersevery2000hoursofoperationandevery2000hours
thereafter.Changetheoilmorefrequentlywhenoperatingconditionsaresevere.
Prioroperation:
Keepallunauthorizedpersonnelclearofthearea.Parkthemachineonlevelground,inneutralwiththeparkingbrake
applied,andtheattachmentloweredtotheground,turnofftheengine,removethekey,andverifythatenginecom-
ponentshavecooledoravoidcontact.Makesurethatallresidualpressureisrelievedfromcircuitsbeforebeginning
maintenance.
Servicespecications
TypeofoilTUTELAAUTOSUPREMEENGINEOILSAE10W-30
Totalsystemcapacity
116.4l(30.75USgal)
1.Stoptheengine.PutaDoNotOperatetagonthekey
switch.
2.Makesuretheaccumulatorsonthemachinearecom-
pletelydischarged.
3.Cleantheareaaroundthehydraulicoilllercap,and
slowlyloosenthecap.
RAPH12DOZ128AA1
4.Removetheboltsandthecoverplatefromtherearof
themachine.
RAIL13DOZ1266AA2
7-86

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