Operator's Manual

HydraulicSystem
Maintenance
ChangingtheHydraulicFluid
ServiceInterval:Every800hours
Changethehydraulicuidafterevery800operating
hours,innormalconditions.Iftheuidbecomes
contaminated,contactyourlocalTorodistributor
becausethesystemmustbeushed.Contaminateduid
looksmilkyorblackwhencomparedtocleanoil.
1.Turntheengineoffandraisethehood.
2.Disconnectthecasereturnlinefromthebottomof
thereservoirandletthehydraulicuidowintoa
largedrainpan.Connectthelinewhenthehydraulic
uidstopsdraining.
3.Fillthereservoirwithapproximately7.5gallonsof
hydraulicuid;refertoCheckingtheHydraulicFluid.
Important:Useonlythehydraulicuids
specied.Otheruidscouldcausesystem
damage.
4.Installthereservoircap.Starttheengineanduseall
ofthehydrauliccontrolstodistributehydraulicuid
throughoutthesystem.Alsocheckforleaks;then
stoptheengine.
5.Checktheuidlevelandaddenoughtoraiselevel
theleveltotheFULLmarkonthedipstick.Donot
overll.
ReplacingtheHydraulicFilters
ServiceInterval:Aftertherst200hours
Every800hours
Changethe2hydraulicltersinitiallyaftertherst200
operatinghours.Thereafter,changetheltersafter
every800operatinghours,innormalconditions.
UseTororeplacementltersPartNo.94-2621forthe
rear(cuttingunit)ofthemachineand75-1310forthe
front(charge)ofthemachine.
Important:Useofanyotherltermayvoidthe
warrantyonsomecomponents.
1.Positionthemachineonalevelsurface,lowerthe
cuttingunits,stoptheengine,engagetheparking
brakes,andremovetheignitionkey.
2.Cleantheareaaroundtheltermountingarea.Place
adrainpanunderthelterandremovethelter
(
Figure79andFigure80).
3.Lubricatethenewltergasketandllthelterwith
hydraulicuid.
Figure79
1.Hydrauliclter
Figure80
1.Hydrauliclter
4.Ensurethattheltermountingareaisclean.Screw
thelteronuntilthegasketcontactsthemounting
plate;thentightenthelteranadditional1/2turn.
5.Starttheengineandletitrunforabouttwominutes
topurgeairfromthesystem.Stoptheengineand
checkforleaks.
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