Operator's Manual

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(Figure36).
Thehydraulic-uidlevelshouldcovertheword
COLDthatisembossedintothebafeofthe
reservoir.
g279851
Figure36
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).
Forexample:Iftheuidisatambient-air
temperature,about24°C(75°F),llonlytothe
coldlevel.Iftheuidisabout65°C(150°F),ll
tohalfwaybetweenthehotandcoldlevels.
5.Replacethehydraulicreservoircapandtighten
ituntilitissnug.
Important:Donotovertightenthereservoir
cap.
6.Wipeupanyspilleduid.
7.Lowertheoperator’sseat;refertoLoweringthe
Operator’sSeat(page23).
HydraulicFluid
Specications
Thereservoirislledatthefactorywithhigh-quality
hydraulicuid.Checkthelevelofthehydraulicuid
beforeyourststarttheengineanddailythereafter;
refertoCheckingtheHydraulic-FluidLevel(page31).
Recommendedreplacementuid:T oroPX
ExtendedLifeHydraulicFluid;availablein19L(5US
gallon)pailsor208L(55USgallon)drums.
Note:Amachineusingtherecommended
replacementuidrequireslessfrequentuidandlter
changes.
Alternativeuids:IfToroPXExtendedLife
HydraulicFluidisnotavailable,youmayuseanother
conventional,petroleum-basedhydraulicuidhaving
specicationsthatfallwithinthelistedrangeforallthe
followingmaterialpropertiesandthatitmeetsindustry
standards.Donotusesyntheticuid.Consultwith
yourlubricantdistributortoidentifyasatisfactory
product.
Note:T orodoesnotassumeresponsibilityfor
damagecausedbyimpropersubstitutions,souse
productsonlyfromreputablemanufacturerswhowill
standbehindtheirrecommendation.
HighViscosityIndex/LowPourPoint
Anti-wearHydraulicFluid,ISOVG46
MaterialProperties:
Viscosity,ASTMD445cSt@40°C(104°F)
44to48
ViscosityIndexASTMD2270
140orhigher
PourPoint,ASTMD97-37°Cto-45°C(-34°F
to-49°F)
IndustrySpecications:EatonVickers694(I-286-S,
M-2950-S/35VQ25or
M-2952-S)
Note:Manyhydraulicuidsarealmostcolorless,
makingitdifculttospotleaks.Areddyeadditivefor
31