Toro STX-38 EFI - Hydraulic System Maintenance; Hydraulic System Safety; Hydraulic Fluid Specifications

AdjustingtheTraction-Control
NeutralPosition
Ifthemachinecreepsforwardorbackwardwhen
thetractioncontrolisinneutralandthemachineis
warm,youmayneedtoadjustthereturn-to-neutral
mechanismonthepumps;contactyourAuthorized
ServiceDealer.
AdjustingtheTraction-Control
ForwardPosition
Ifthemachinedoesnotdrivestraightwhenyouhold
thetractioncontrolforwardagainstthereferencebar,
completethefollowingprocedure:
1.Drivethemachinewiththetractioncontrol
againstthereferencebar,notingwhichdirection
themachineveers.
2.Releasethetractioncontrol.
3.Ifthemachineveerstotheleft,loosentheright
jamnutandadjustthetrackingsetscrewonthe
frontofthetractioncontrol(Figure56).
4.Ifthemachineveerstotheright,loosentheleft
jamnutandadjustthetrackingsetscrewonthe
frontofthetractioncontrol(Figure56).
g004194
Figure56
1.Setscrew3.Stop
2.Jamnut
5.Repeattheprocedureuntilthemachinedrives
straightinthefullforwardposition.
Important:Ensurethatthesetscrewstouch
thestopsinthefullforwardpositiontoavoid
overstrokingthehydraulicpumps.
HydraulicSystem
Maintenance
HydraulicSystemSafety
•Seekimmediatemedicalattentionifuidisinjected
intoskin.Injecteduidmustbesurgicallyremoved
withinafewhoursbyadoctor.
•Ensurethatallhydraulic-uidhosesandlinesare
ingoodconditionandallhydraulicconnections
andttingsaretightbeforeapplyingpressureto
thehydraulicsystem.
•Keepyourbodyandhandsawayfrompinhole
leaksornozzlesthatejecthigh-pressurehydraulic
uid.
•Usecardboardorpapertondhydraulicleaks.
•Safelyrelieveallpressureinthehydraulicsystem
beforeperforminganyworkonthehydraulic
system.
HydraulicFluid
Specications
Every1,500hours/Every2years(whichever
comesrst)—Replaceallmovinghydraulic
hoses.
HydraulicTankCapacity:38L(10USgallons)
Useonly1ofthefollowinguidsinthehydraulic
system:
•ToroPremiumTransmission/HydraulicTractor
Fluid(refertoyourAuthorizedServiceDealerfor
moreinformation)
•ToroPXExtendedLifeHydraulicFluid(refer
toyourAuthorizedServiceDealerformore
information)
•IfeitheroftheaboveTorouidsarenotavailable,
youmayuseanotherUniversalTractor
HydraulicFluid(UTHF),buttheymustbeonly
conventional,petroleum-basedproducts.The
specicationsmustfallwithinthelistedrangefor
allthefollowingmaterialpropertiesandtheuid
shouldmeetthelistedindustrystandards.Check
withyourhydraulicuidsuppliertodetermineifthe
uidmeetsthesespecications.
Note:Torowillnotassumeresponsibilityfor
damagecausedbyimpropersubstitutions,souse
onlyproductsfromreputablemanufacturerswho
willstandbehindtheirrecommendations.
MaterialProperties
cStat40°C:55to62Viscosity,ASTMD445
cStat100°C:9.1to9.8
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