Toro RT1200 - Axle and Wheel Hub Maintenance; Checking Wheel Hub Oil Level

ServicingtheAxles
UseToroPremiumAll-seasonHydraulicFluid(available
in5-gallonpailsor55-gallondrums.Seethepartscatalogor
anAuthorizedToroServiceDealerforpartnumbers).
IfTorohydraulicuidisnotavailable,youmayusean
equivalenthydraulicuidsuchasMobiluid424,provided
thatitmeetsallthefollowingmaterialpropertiesand
industryspecications.Donotuseasynthetichydraulic
uid.Consultwithyourlubricantdistributortoidentifya
satisfactoryproduct.
HighViscosityIndex/LowPourPoint
Anti-wearHydraulicFluid,ISOVG46
MaterialProperties:
St@40°C(104°F):44to48 Viscosity,ASTMD445
St@100°C(212°F):7.9to8.5
ViscosityIndexASTM
D2270
140to160
PourPoint,ASTMD97-37°C(-34°F)to-45°C(-49°F)
FZG,Failstage
11orbetter
Watercontent(newuid)500ppm(maximum)
IndustrySpecications:VickersI-286-S(QualityLevel),
VickersM-2950-S(Quality
Level),DenisonHF-0
CheckingtheOilLevelintheWheel
Hubs
ServiceInterval:Aftertherst100hours
Every250hours
Oilspecication:SAE75W90syntheticgearlubrication
APIclassicationlevelGL5
Note:Haveanotherpersonhelpyoualigntheoilplugsin
theaxleswhenyouservicetheaxleoil.
1.Ensurethatthemachineisonalevelsurfaceandthat
alltheattachmentsareinthetransportposition.
2.Movethemachineforwardorbackwarduntiltheplug
forthewheelhubisateitherthe3o’clockor9o’clock
position(Figure84).
Figure84
1.Wheelhub4.Drainpan
2.Oilportatthe9o’clock
position
5.Oilportatthe3o’clock
position(alternative)
3.Plug
3.Stoptheengine,settheparkingbrake,andremovethe
ignitionkey.
4.Placeadrainpanunderthedrainportinthewheelhub
(Figure84).
5.Removetheplugfromthewheelhub(Figure84).
6.Checkthattheoillevelisatthebottomofthethreads
oftheoilport(Figure84).
•Iftheoillevelistoohigh,allowtheoiltodrain
fromtheoilport.
•Iftheoillevelistoolow,addoiltothewheelhub
throughtheoilport;refertostep6inChanging
theOilintheWheelHubs(page58).
7.ChecktheconditionoftheO-ringontheplug.
Note:ReplacetheO-ringifitiswornordamaged.
8.Installtheplugintheoilportofthewheelhub(Figure
84).
9.Repeatsteps2through8fortheotherwheelhubs.
ChangingtheOilintheWheelHubs
ServiceInterval:Aftertherst200hours
Every1,000hours
Wheelhuboilcapacity:approximately1.5L(1.6USqt)
ToroPremiumGearOilisavailablefromanAuthorizedToro
ServiceDealer.Seethepartscatalogforpartnumbers.
Note:Ifpossible,changetheoilwhenitiswarm.
1.Movethemachineforwardorbackwarduntiltheoil
plugforthewheelhubisatthe6o’clockposition
(Figure85).
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