ReplacingtheHydraulic
Filters
ServiceInterval:Every800hours
Changethe2hydraulicltersafterevery800
operatinghours,innormalconditions.
UseT ororeplacementlters(PartNo.94-2621for
theleftsideofthemachineand75-1310fortheright
sideofthemachine).
Important:Useofanyotherltermayvoidthe
warrantyonsomecomponents.
1.Positionthemachineonalevelsurface,lower
thecuttingunits,stoptheengine,engagethe
parkingbrakes,andremovetheignitionkey.
2.Cleantheareaaroundtheltermountingareas.
Placeadrainpanunderthelterandremove
thelter(Figure100).
g020445
Figure100
1.Hydrauliclter
3.Lubricatethenewltergasketandllthelter
withhydraulicuid.
4.Ensurethattheltermountingareaisclean.
Screwthelteronuntilthegasketcontacts
themountingplate;thentightenthelteran
additional1/2turn.
5.Repeattheprocedureonotherlter(Figure
101).
g020461
Figure101
1.Hydrauliclter
6.Oncethereservoirislled,starttheengine
andletitrunatlowidleforapproximatelytwo
minutes.Activatesteeringandraise/lower
cuttingunitsseveraltimestopurgeairfromthe
system.Stoptheengineandcheckforleaks.
CheckingtheHydraulic
LinesandHoses
ServiceInterval:Every2years
Inspectthehydrauliclinesandhosesdailyfor
leaks,kinkedlines,loosemountingsupports,wear,
loosettings,weatherdeterioration,andchemical
deterioration.Makeallnecessaryrepairsbefore
operating.
WARNING
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.
•Makesureallhydraulicuidhosesand
linesareingoodconditionandallhydraulic
connectionsandttingsaretightbefore
applyingpressuretothehydraulicsystem.
•Keepyourbodyandhandsawayfrom
pinholeleaksornozzlesthatejecthigh
pressurehydraulicuid.
•Usecardboardorpapertondhydraulic
leaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Seekimmediatemedicalattentionifuid
isinjectedintoskin.
65