Operator's Manual

HydraulicSystem
Maintenance
HydraulicSystemSafety
•Ensurethatallhydraulic-uidhosesand
linesareingoodconditionandallhydraulic
connectionsandttingsaretightbefore
applyingpressuretothehydraulicsystem.
•Keepyourbodyandhandsawayfrompinhole
leaksornozzlesthatejecthigh-pressure
hydraulicuid.
•Usecardboardorpapertondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Seekimmediatemedicalattentionifuid
isinjectedintoskin.Injecteduidmustbe
surgicallyremovedwithinafewhoursbya
doctor.
ServicingtheHydraulic
Fluid
Important:Regardlessofthehydraulicuid
typeused,anytractionunitusedforoff-green
applications,verticuttingorusedduringambient
temperaturesabove29°C(85°F)shouldhavethe
OilCoolerKitinstalled;referto5InstallingtheOil
Cooler(optional)(page13).
HydraulicFluidSpecications
Therecommendedreplacementuidisasfollows:
ToroPremiumAllSeasonHydraulicFluid(Availablein
5-gallonpailsor55-gallondrums.Seepartscatalogor
Torodistributorforpartnumbers.)
Alternateuids:IftheT orouidisnotavailable,other
uidsmaybeusedprovidedtheymeetallthefollowing
materialpropertiesandindustryspecications.We
donotrecommendtheuseofsyntheticuid.Consult
withyourlubricantdistributortoidentifyasatisfactory
product
Note:T orowillnotassumeresponsibilityfordamage
causedbyimpropersubstitutions,souseonly
productsfromreputablemanufacturerswhowillstand
behindtheirrecommendation.
HighViscosityIndex/LowPourPointAnti-wearHydraulic
Fluid,ISOVG46
MaterialProperties:
Viscosity,ASTMD445cSt@40°C44to50
cSt@100°C7.9to8.5
ViscosityIndexASTMD2270
140to160
PourPoint,ASTMD97-34°Fto-49°F
IndustrySpecications:
VickersI-286-S(QualityLevel),VickersM-2950-S
(QualityLevel),DenisonHF-0
Important:TheISOVG46Multigradeuidhas
beenfoundtoofferoptimalperformanceinawide
rangeoftemperatureconditions.Foroperation
inconsistentlyhighambienttemperatures,18°C
(65°F)to49°C(120°F),ISOVG68hydraulicuid
mayofferimprovedperformance.
PremiumBiodegradableHydraulicFluid-Mobil
EALEnviroSyn46H
Important:MobilEALEnviroSyn46Histheonly
syntheticbiodegradableuidapprovedbyToro.
Thisuidiscompatiblewiththeelastomersused
inTorohydraulicsystemsandissuitablefora
wide-rangeoftemperatureconditions.Thisuidis
compatiblewithconventionalmineraloils,butfor
maximumbiodegradabilityandperformancethe
hydraulicsystemshouldbethoroughlyushedof
conventionaluid.Theuidisavailablein19L(5
gallon)containersor55gallondrumsfromyour
MobilDistributor.
Important:Manyhydraulicuidsarealmost
colorless,makingitdifculttospotleaks.A
reddyeadditiveforthehydraulicsystemuid
isavailablein20ml(2/3oz)bottles.Onebottle
issufcientfor15to22L(4to6gallons)of
hydraulicuid.OrderPartNo.44-2500fromyour
authorizedTorodistributor.Thisreddyeisnot
recommendedforusewithbiodegradableuids.
Usefoodcoloring.
CheckingtheHydraulic-Fluid
Level
Thehydraulic-uidreservoirislledatthefactory
withhighqualityhydraulicuid.Beforeoperatingthe
machineeachday,checkthelevelofthehydraulic
uid.Yourmachinehasadipstickorawhiteplastic
windowonthefrontofthehydraulic-uidreservoir
(behindtheseatontheleftside)thatisusedtocheck
thehydraulic-uidlevel.Theuidshouldbebetween
thewindowlinesorthedipstickmarks;ifnot,add
anappropriateuidasdescribedinthefollowing
sections:
Important:Topreventsystemcontamination,
cleanthetopofthehydraulicuidcontainers
beforepuncturingthem.Ensurethatthepour
spoutandfunnelareclean.
1.Positionthemachineonalevelsurface.
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