Operator's Manual

HydraulicSystem
Maintenance
ServicingtheHydraulic
System
ServiceInterval:Every500hours
WARNING
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.
•Makesurethatallhydraulicuidhosesand
linesareingoodconditionandallhydraulic
connectionsandttingsaretightbefore
applyingpressuretothehydraulicsystem.
•Keepyourbodyandhandsawayfrompin-hole
leaksornozzlesthatejecthigh-pressure
hydraulicuid.
•Usecardboardorpapertondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulicsystem
beforeperforminganyworkonthehydraulic
system.
•Getimmediatemedicalhelpifuidisinjected
intoskin.
1.Lowerthecuttingunitstothegroundanddrainthe
hydraulicuidbyremovingthehydraulic-tankdrain
plug.
2.Removetheoil-tank-llerangetoaccessthestrainer
insidethetank.
3.Unscrewandremovethestrainer.
4.Cleanthestrainerinparafn(kerosene).
Note:Replacethestrainerifitisdamaged.
5.Installthestrainer.
Replacethereturn-lineoil-lterelement;refertoChanging
theHydraulic-FluidReturnFilter(page30).
ChangingtheHydraulic-Fluid
ReturnFilter
ServiceInterval:Aftertherst50hours
Every500hours
1.Removethetopofthereturn-lterassembly.
Figure36
1.Filtercanister(Part65-06-483)
2.Withdrawthelter-elementcanisteranddiscardit.
3.Installanewltercanister(Part65-06-483)andinstall
thescrewtop.
Important:EnsurethattheO-ringsealis
correctlypositioned.
30