Toro 03691 - Checking the Hydraulic Fluid

4.Fillthetankuntilthelevelistothebottomofthe
llerneckwithdieselfuel.
5.Installfueltankcaptightlyafterllingtank.
Note:Ifpossible,llthefueltankaftereachuse.
Thiswillminimizepossiblebuildupofcondensation
insidethefueltank.
CheckingtheHydraulicFluid
Themachinesreservoirislledatthefactorywith
approximately8U.S.gallons(30l)ofhighquality
hydraulicuid.Checkthelevelofthehydraulicuid
beforetheengineisrststartedanddailythereafter.
Therecommendedreplacementuidisasfollows:
ToroPremiumAllSeasonHydraulicFluid(Availablein5
gallonpailsor55gallondrums.SeepartscatalogorT oro
distributorforpartnumbers.)
Alternateuids:IftheTorouidisnotavailable,other
uidsmaybeusedprovidedtheymeetallthefollowing
materialpropertiesandindustryspecications.Wedo
notrecommendtheuseofsyntheticuid.Consult
withyourlubricantdistributortoidentifyasatisfactory
productNote:Torowillnotassumeresponsibilityfor
damagecausedbyimpropersubstitutions,souseonly
productsfromreputablemanufacturerswhowillstand
behindtheirrecommendation.
HighViscosityIndex/LowPourPointAnti-wearHydraulic
Fluid,ISOVG46
MaterialProperties:
Viscosity,ASTMD445cSt@40°C44to48
cSt@100°C7.9to8.5
ViscosityIndexASTM
D2270
140to160
PourPoint,ASTMD97-34°Fto-49°F
IndustrySpecications:
VickersI-286-S(QualityLevel),VickersM-2950-S
(QualityLevel),DenisonHF-0
Note:Manyhydraulicuidsarealmostcolorless,
makingitdifculttospotleaks.Areddyeadditive
forthehydraulicsystemoilisavailablein2/3oz.(20
ml)bottles.Onebottleissufcientfor4-6gal(15-22
1)ofhydraulicoil.Orderpartno.44-2500fromyour
authorizedTorodistributor.
BiodegradableHydraulicFluid-Mobil224H
ToroBiodegradableHydraulicFluid(Availablein5
gallonpailsor55gallondrums.SeepartscatalogorT oro
distributorforpartnumbers.)
Alternateuid:MobilEAL224H
Note:Thisisvegetable-oilbasedbiodegradable
oiltestedandapprovedbyToroforthismodel.
Thisuidisnotasresistanttohightemperaturesas
standarduid,sobesuretofollowtherecommended
uidchangeintervalswiththisuid.Contamination
bymineral-basedhydraulicuidswillchangethe
biodegradabilityandtoxicityofthisoil.Whenchanging
fromstandarduidtothebiodegradabletype,be
certaintofollowtheapprovedushingprocedure.
ContactyourlocalToroDistributorfordetails.
1.Positionmachineonalevelsurface,lowerthe
cuttingunitsandstoptheengine.
2.Ontherightsideofthemachine,raisethehydraulic
tankcover(Figure35).
Figure35
1.Hydraulictankcover
3.Cleanareaaroundllerneckandcapofhydraulic
tank(Figure36).Removecapfromllerneck.
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