Toro 03672 - Checking the Hydraulic Fluid

CAUTION
Iftheenginehasbeenrunning,the
pressurized,hotcoolantcanescapeand
causeburns.
•Donotopentheradiatorcapwhenthe
engineisrunning.
•Usearagwhenopeningtheradiatorcap,
andopenthecapslowlytoallowsteamto
escape.
1.Checkthelevelofcoolantintheexpansiontank
(Figure29).
Thecoolantlevelshouldbebetweenthemarks
onthesideofthetank.
g021866
Figure29
1.Expansiontank
2.Ifthecoolantlevelislow,removetheexpansion
tankcapandreplenishthesystem.Donot
overll.
3.Installtheexpansiontankcap.
CheckingtheHydraulic
Fluid
Themachinesreservoirislledatthefactorywith
approximately30liters(8U.S.gallons)ofhighquality
hydraulicuid.Checkthelevelofthehydraulicuid
beforetheengineisrststartedanddailythereafter.
Therecommendedreplacementuidisasfollows:
ToroPremiumAllSeasonHydraulicFluid(Available
in19liter(5gallon)pailsor55gallondrums.Seeparts
catalogorT orodistributorforpartnumbers.)
Alternateuids:IftheTorouidisnotavailable,other
uidsmaybeusedprovidedtheymeetallthefollowing
materialpropertiesandindustryspecications.We
donotrecommendtheuseofsyntheticuid.Consult
withyourlubricantdistributortoidentifyasatisfactory
productNote:T orowillnotassumeresponsibilityfor
damagecausedbyimpropersubstitutions,souse
onlyproductsfromreputablemanufacturerswhowill
standbehindtheirrecommendation.
HighViscosityIndex/LowPourPointAnti-wearHydraulic
Fluid,ISOVG46
MaterialProperties:
Viscosity,ASTMD445cSt@40°C44to50
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
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.Theoilisavailablein19liter(5
gallon)containersor55gallondrumsfromyour
MobilDistributor.
Important:Manyhydraulicuidsarealmost
colorless,makingitdifculttospotleaks.A
reddyeadditiveforthehydraulicsystemoilis
availablein20ml(2/3oz.)bottles.Onebottleis
sufcientfor15-22liters(4-6gallons)ofhydraulic
oil.Orderpartno.44-2500fromyourauthorized
28