Toro 74950 - Replacing the Hydraulic Filters and Hydraulic Oil

G015459
H
3
4
Figure84
Eitherdipstickwillbeusedinthemachine
1.FULLmark3.H—highlevel
2.ADDmark4.Dipsticklocationsunder
seat
WARNING
Hydraulicoilescapingunderpressurecan
penetrateskinandcauseinjury.
•Ifhydraulicoilisinjectedintotheskinit
mustbesurgicallyremovedwithinafew
hoursbyadoctorfamiliarwiththistype
ofinjury.Gangrenemayresultifthisis
notdone.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthigh-pressure
hydraulicoil.
•Usecardboardorpapertondhydraulic
leaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Makesurethatallhydraulicoilhoses
andlinesareingoodconditionandall
hydraulicconnectionsandttingsare
tightbeforeapplyingpressuretohydraulic
system.
ReplacingtheHydraulicFiltersand
HydraulicOil
ServiceInterval:Aftertherst250hours—Changethe
hydraulicltersandhydraulicoilwhen
usinganytypeofoil.
Every250hours—Changethehydraulicltersand
hydraulicoilwhenusingMobil
®
1oil(moreoftenin
dirtyordustyconditions).
Every500hours—Changethehydraulicltersand
hydraulicoilwhenusingToro
®
HYPR-OIL
™
500
hydraulicoil(moreoftenindirtyordustyconditions).
Toreplacethehydraulicoil,theltersneedtoberemoved.
Replacebothatthesametime.Refertotheoilspecications
underServicingtheHydraulicSystem(page53)forthe
correctoil.
1.Disengagetheblade-controlswitch(PTO),movethe
motion-controlleverstotheNEUTRAL-LOCKposition,
andsettheparkingbrake.
2.Shutofftheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Raisethemachineandsupportitwithjackstands
(Figure85).
Figure85
1.Jackstands
4.Removethemowerbeltandthepump-drivebelt;refer
toReplacingtheMowerBelt(page49).
Note:Thispreventsoilfromgettingonthebelts.
5.Placeadrainpanunderthelter,removetheoldlter,
andwipethesurfaceclean(Figure86).
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