Toro 30383 - Hydraulic System Maintenance; Checking the Hydraulic Fluid Level; Changing the Hydraulic Oil and Filter

HydraulicSystem
Maintenance
Thereservoirislledatthefactorywith
approximately5quarts(4.7l)ofhighqualitytractor
transmission/hydraulicuid.Therecommended
replacementuidisasfollows:
ToroPremiumTransmission/HydraulicTractorFluid
(Availablein5gallonpailsor55gallondrums.Seeparts
catalogorTorodistributorforpartnumbers.)
Alternateuids:IftheTorouidisnotavailable,
Mobil®424hydraulicuidmaybeused.
Note:Torowillnotassumeresponsibilityfordamage
causedbyimpropersubstitutions.
Note:Manyhydraulicuidsarealmostcolorless,
makingitdifculttospotleaks.Areddyeadditivefor
thehydraulicsystemoilisavailablein2/3oz.(20ml)
bottles.Onebottleissufcientfor4-6gal(15-221)of
hydraulicoil.Orderpartnumber44-2500fromyour
authorizedTorodistributor.
CheckingtheHydraulicFluid
Level
ServiceInterval:Beforeeachuseordaily
1.Positionthemachineonalevelsurface.Placethe
controlsintheneutrallockedpositionandstartthe
engine.RunengineatlowestpossibleRPMtopurge
thesystemofair.DonotengagethePTO.Raise
thedecktoextendliftcylinders,stoptheengine,and
removethekey.
2.Raisetheseattoaccessthehydraulicuidtank.
3.Removethehydraulicllcap(Figure57)fromller
neck.
Figure57
1.Dipstick2.Fillcap
4.Removethedipstickandwipeitwithacleanrag
(Figure57).
5.Placethedipstickintothellerneck;thenremoveit
andchecklevelofuid(Figure57).
Iflevelisnotwithinnotchedareaofthedipstick,
addenoughhighqualityhydraulicuidtoraiselevel
towithinthenotchedarea.Donotoverll.
6.Replacethedipstickandthreadthellcap
nger-tightontollerneck.
7.Checkallhosesandttingsforleaks.
ChangingtheHydraulicOil
AndFilter
ServiceInterval:Aftertherst200hours
Every800hours
1.DisengagethePTO,movethemotioncontrollevers
totheneutrallockedpositionandsettheparking
brake.
2.MovethethrottlelevertotheSlowposition,stopthe
engine,removethekey,andwaitforallmovingparts
tostopbeforeleavingtheoperatingposition.
3.Placealargepanunderthehydraulicreservoirand
transmissioncaseandremovetheplugs,drainingall
ofthehydraulicuid(Figure58).
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