Operator's Manual

HydraulicSystem
Maintenance
ServicingtheHydraulic
System
Themachinecomesfromthefactorywithafullhydraulic
uidreservoirthatcontainsapproximately75.7L(20.0US
gal)ofhigh-qualityhydraulicuid.Checkthelevelofthe
hydraulicuidbeforeyoustarttheenginefortherst
time,anddailythereafter.
UseToroPremiumAll-seasonHydraulicFluid(available
in5-gallonpailsor55-gallondrums.Seethepartscatalogor
anAuthorizedToroServiceDealerforpartnumbers).
IfTorohydraulicuidisnotavailable,youmayusean
equivalenthydraulicuid,providedthatitmeetsallthe
followingmaterialpropertiesandindustryspecications.Do
notuseasynthetichydraulicuid.Consultwithyour
lubricantdistributortoidentifyasatisfactoryproduct.
Note:Torodoesnotassumeresponsibilityfordamage
causedbyimpropersubstitutions,souseonlyproductsfrom
reputablemanufacturers.
HighViscosityIndex/LowPourPoint
Anti-wearHydraulicFluid,ISOVG46
MaterialProperties:
St@40°C(104°F):44to48 Viscosity,ASTMD445
St@100°C(212°F):7.9to8.5
ViscosityIndexASTM
D2270
140to160
PourPoint,ASTMD97-37°C(-34°F)to-45°C(-49°F)
FZG,Failstage
11orbetter
Watercontent(newuid)500ppm(maximum)
IndustrySpecications:VickersI-286-S(QualityLevel),
VickersM-2950-S(Quality
Level),DenisonHF-0
Note:Manybrandsofhydraulicuidsarealmostcolorless,
makingitdifculttospotleaks.Areddyeadditiveforthe
hydraulicsystemoilisavailablein20ml(0.68oz)bottles.
Onebottleissufcientfor15.1to22.7L(4.0to6.0USgal)
ofhydraulicoil.Orderpartno.44-2500fromanAuthorized
ToroServiceDealer.
Note:Ifambientoperatingtemperaturesexceed110°F,
contactToroforuidrecommendations.
ChangingtheHydraulicFluid
ServiceInterval:Every1,000hours
DrainingtheHydraulicReservoir
1.Parkthemachineonalevelsurface,andputallthe
attachmentsinthetransportposition.
2.Stoptheengine,settheparkingbrake,andremovethe
ignitionkey.
Note:Drainthehydraulicuidreservoirwhenthe
uidiswarm,ifpossible.
3.Removethellcap/breatherfromthelltube(Figure
92).
Figure92
1.Hydraulicreservoir3.Filltube
2.Sightgauge4.Fillcap/breather
4.Placeacontainerthatcanholdaminimumof75.7L
(20.0USgal)underthehydraulicreservoirdrainplug
(Figure93).
Figure93
1.Hydraulicreservoir4.Drainpan
2.Drainport5.Forward
3.Plug
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