Toro 74833 - Page 38

resultinirreparabledamagetothetransaxledrive
system.
RemovingHydraulicSystemFilters
1.Stopengine,waitforallmovingpartstostop,and
allowenginetocool.Removethekeyandengage
theparkingbrake.
2.Locatethelterandguardsoneachtransaxledrive
system(Figure47).Removethreescrewssecuring
thelterguardandguard.
G010254
1
2
3
4
5
Figure47
Rightsideshown
1.Transaxledrive
4.Screws
2.Oillter
5.Ventplug
3.Filterguard
3.Carefullycleanareaaroundlters.Itisimportant
thatnodirtorcontaminationenterhydraulicsystem.
4.Locateandremovetheventplugoneach
transmission
5.Placeacontainerbelowtheltertocatchtheoilthat
drainswhenthelterisremoved.Unscrewthelter
toremoveandallowoiltodrainfromdrivesystem.
Repeatthisprocedureforbothlters.
InstallingtheHydraulicSystemFilters
ServiceInterval:Aftertherst50hours
Every400hours
G008748
3/4
1
2
3
4
5
6
Figure48
1.Applyathincoatofoilonthesurfaceoftherubber
sealofeachlter.
2.Turnthelterclockwiseuntilrubbersealcontacts
thelteradapterthentightenthelteranadditional
3/4to1fullturn.Repeatfortheotherlter
3.Installthelterguardsovereachlteraspreviously
removed.Usethethreescrewstosecurethelter
guards.
4.Slowlypourthespeciedoilthroughexpansion
reservoiruntiloilcomesoutofventplugholes.Stop
andinstalltheventplugs.Torqueplugsto180in-lb
(20.3N-m).
5.ContinuetoaddoiluntilitreachestheFULLCOLD
lineontheexpansionreservoir.Proceedtothe
BleedingtheHydraulicSystemsection.
Important:Failuretoperformthe
Bleeding
the Hy draulic System procedureafterchanging
hydraulicltersandoilcanresultinirreparable
damagetothetransaxledrivesystem.
BleedingtheHydraulicSystem
1.Raisetherearofmachineupandsupportwithjack
stands(orequivalentsupport)justhighenoughto
allowdrivewheelstoturnfreely.
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