Toro 74952 - Replacing the Hydraulic Filters and Hydraulic Oil

G015459
H
3
4
Figure82
Eitherdipstickwillbeusedinthemachine
1.Full3.H—meanshighlevel
2.Add4.Dipsticklocationsunder
seat
WARNING
Hydraulicoilescapingunderpressurecan
penetrateskinandcauseinjury.
•Ifhydraulicoilisinjectedintotheskinit
mustbesurgicallyremovedwithinafew
hoursbyadoctorfamiliarwiththistype
ofinjury.Gangrenemayresultifthisis
notdone.
•Keepbodyandhandsawayfrompinhole
leaksornozzlesthatejecthighpressure
hydraulicoil.
•Usecardboardorpapertondhydraulic
leaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Makesureallhydraulicoilhosesandlines
areingoodconditionandallhydraulic
connectionsandttingsaretightbefore
applyingpressuretohydraulicsystem.
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-lockedposition
andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Raisethemachineandsupportitwithjackstands
(Figure83).
Figure83
1.Jackstands
4.Removeboththemowerbeltandthepumpdrivebelt.
Thiswillpreventoilgettingonthebelts.RefertoBelts
intheMaintenanceSection.
5.Placeadrainpanunderthelter,removetheoldlter
andwipethesurfaceclean(Figure84).
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