Operator's Manual

HydraulicFluid
Specication
RecommendedHydraulicFluid:ToroPremiumAll
SeasonHydraulicFluid(Availablein5USgallon
pailsor55USgallondrums.RefertotheParts
CatalogorcontactyourauthorizedT orodistributorfor
partnumbers.
Alternativeuids:IftheT orouidisnotavailable,
otherconventional,petroleum-baseduidsmaybe
used,providedtheymeetallthefollowingmaterial
propertiesandindustryspecications.Checkwith
youroilsuppliertoseewhethertheoilmeetsthese
specications.
Note:T orowillnotassumeresponsibilityfordamage
causedbyimpropersubstitutions,souseonly
productsfromreputablemanufacturerswhowillstand
behindtheirrecommendation.
HighViscosityIndex/LowPourPointAnti-wearHydraulic
Fluid,ISOVG46Multigrade
MaterialProperties:
Viscosity,ASTMD445cSt@40°C(104°F)44to48
cSt@100°C(212°F)7.9to9.1
ViscosityIndexASTMD2270
140orhigher
PourPoint,ASTMD97-37°Cto-45°C(-34°Fto-49°F)
FZG,Failstage
11orbetter
Watercontent(newuid):500ppm(maximum)
IndustrySpecications:
VickersI-286-S,VickersM-2950-S,DenisonHF-0,
Vickers35VQ25(EatonATS373-C)
Theproperhydraulicuidsmustbespeciedfor
mobilemachinery(asopposedtoindustrialplant
usage),multiweight-type,withZnDTPorZDDP
anti-wearadditivepackage(notanashless-typeuid).
Note:Manyhydraulicuidsarealmostcolorless,
makingitdifculttospotleaks.Areddyeadditivefor
thehydraulicsystemuidisavailablein20ml(2/3
oz)bottles.Onebottleisenoughfor15to22L(4to6
USgallons)ofhydraulicuid.OrderPartNo.44-2500
fromyourauthorizedTorodistributor.
Checkingthe
Hydraulic-FluidLevel
ServiceInterval:BeforeeachuseordailyCheckthe
levelofthehydraulicuidbefore
theengineisrststartedanddaily
thereafter.
Note:Beforeworkingonanypartofthehydraulic
drivesystem,shutofftheenginetodepressurizethe
system.Beforestartingtheengineafterhydraulic
systemmaintenance,andpressurizingthehydraulic
lines,checkallhosesandconnectorsfordamageand
toensurethattheyaretight.Replaceanydamaged
hosesandtightenanyloosecouplingsasrequired.
1.Preparethemachineformaintenance;referto
PreparingforMaintenance(page22).
2.Raisetheoperator’sseat;refertoRaisingthe
Operator’sSeat(page22).
3.Removethecapandcheckhydraulic-uidlevel
inthereservoir(Figure35).
Thehydraulic-uidlevelshouldcovertheword
COLDthatisembossedintothebafeofthe
reservoir.
g279851
Figure35
4.Ifnecessary,addthespeciedhydraulicuidto
thereservoiruntiltheuidcoversthecold-uid
levelonthebafe.
Note:ThebafeinthereservoirislabeledHOT
andCOLD.Fillthereservoirtotheappropriate
leveldependinguponthetemperatureofthe
uid.Theuidlevelvarieswiththetemperature
oftheuid.Thecoldlevelshowsthelevelof
theuidwhenitisat24°C(75°F).Thehotlevel
showsthelevelofuidwhenitisat107°C
(225°F).
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