Toro 74997 - Hydraulic System Maintenance; Servicing the Hydraulic System; Checking the Hydraulic Fluid

AdjustingtheMotion-Control
Neutral-LockPivot
Youcanadjusttheangednuttoobtainthedesired
motion-controlleverresistancewhenyoumovethemto
theNEUTRAL-LOCKposition.SeeFigure87foradjustment
options.
1.Loosenthejamnut.
2.Tightenorloosentheangednuttothedesiredfeel.
Note:Formoreresistance,tightentheangednut.
Note:Forlessresistance,loosentheangednut
3.Tightenthejamnut.
Figure87
1.Flangednut2.Jamnut
HydraulicSystem
Maintenance
ServicingtheHydraulic
System
HydraulicFluidType:Toro
®
HYPR-OIL
™
500hydraulic
uidorMobil
®
115W-50.
Important:Usetheuidspecied.Otheruidscould
damagethehydraulicsystem.
EachHydraulicSystemFluidCapacity:1.5L(52oz)per
sidewithlterchange
CheckingtheHydraulicFluid
ServiceInterval:Every50hours—Checkthehydraulic-uid
level.
1.Positionthemachineonalevelsurface.
2.Disengagetheblade-controlswitch(PTO),movethe
motion-controlleverstotheNEUTRAL-LOCKposition,
andsettheparkingbrake.
3.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
4.Waitfortheengineandhydraulicsystemtocoolfor
10minutes.
Note:Theuidlevelonthedipstickisincorrectifyou
checktheuidwhenthemachineishot.
5.Movetheseatforward.
6.Cleantheareaaroundthedipsticksofthehydraulic
systemreservoirs(Figure88).
7.Remove1dipstickfromthehydraulicreservoir(Figure
88).
8.Wipethedipstickoffandthreadthedipstickintothe
reservoir.
9.Removethedipstickandlookattheend(Figure88).
Note:Iftheuidlevelisattheaddmark,slowlypour
onlyenoughuidintothehydraulicreservoirtoraise
theleveltothefullorHline.
Important:Donotoverllthehydraulicunits
withuid,asdamagemayoccur.Donotrunthe
machinewiththeuidbelowtheaddmark.
10.Installthedipstick.
11.Repeatprocedurefortheoppositedipstick.
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