Toro GrandStand 74505 - Replacing the Hydraulic Fluid and Filters

WARNING
Hydraulicuidescapingunderpressurecan
penetrateskinandcauseinjury.
•Ifhydraulicuidisinjectedintotheskin,
itmustbesurgicallyremovedwithinafew
hoursbyadoctorfamiliarwiththistype
ofinjury.Gangrenemayresultifthisis
notdone.
•Keepyourbodyandhandsawayfrom
pinholeleaksornozzlesthateject
high-pressurehydraulicuid.
•Usecardboardorpapertondhydraulic
leaks.
•Safelyrelieveallpressureinthehydraulic
systembeforeperforminganyworkonthe
hydraulicsystem.
•Makesurethatallhydraulic-uidhoses
areingoodcondition,andallthatthe
hydraulicconnectionsandttingsaretight
beforeapplyingpressuretothehydraulic
system.
ReplacingtheHydraulicFluidand
Filters
ServiceInterval:Aftertherst50hours
Every500hours/Yearly(whichevercomes
rst)—Changethehydraulicltersandhydraulicuid.
Changethehydraulicuidmorefrequentlyinsevere
conditionsorinahotoperatingclimate.Contactyour
AuthorizedServiceDealerforahydraulickittoreplacethe
hydrauliclters.
WARNING
Hothydraulicuidcancausesevereburns.
Allowthehydraulicuidtocoolbeforeperforming
anymaintenanceonthehydraulicsystem.
1.DisengagethePTOandsettheparkingbrake.
2.Shutofftheengineandwaitforallmovingpartsto
stopbeforeleavingtheoperatingposition.
3.Removethefueltank;refertoRemovingtheFuelTank
(page35).
4.Removethehydraulic-reservoircap.
5.Locatethedrainpluginthebottomofeach
transmissionandplaceadrainpanundertheplugs
(Figure69).
Figure69
1.Drainplug
2.Hydrauliclter
6.Removethedrainplugs.
7.Allowthehydraulicuidtofullydrainfromthe
machine.
8.Removethehydraulicltercapandlterfromeach
transmission.
9.Installnewhydrauliclterswiththespringsidefacing
outandinstalltheltercaps.
10.Installthedrainplugs.
11.Loosentheventplugineachtransmissionsothatitis
looseandwobbles(Figure70).
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