Toro Z Master 74048TE - Checking the Hydraulic-Fluid Level; Changing the Hydraulic Fluid and Filters

Checkingthe
Hydraulic-FluidLevel
ServiceInterval:Beforeeachuseordaily
1.Allowthehydraulicuidtocooldown.Checkthe
oillevelwhentheuidiscold.
2.Checkexpansionreservoirandifnecessary
addT oro
®
HYPR-OIL
™
500hydraulicuidtothe
FULLCOLDline(Figure65).
g334849
Figure65
1.Expansiontank2.Engine
ChangingtheHydraulic
FluidandFilters
ServiceInterval:Aftertherst100hours—Change
thehydraulic-systemltersand
uid.
Every400hoursoryearly,whichevercomes
rst—Aftertheinitialchange—changethe
hydraulic-systemltersanduidwhenusing
Toro
®
HYPR-OIL
™
500uid(changeitmore
oftenunderdirtyordustyconditions).
Toreplacethehydraulicuid,theltersneedtobe
removed.Replacebothatthesametime;referto
Hydraulic-FluidSpecications(page53)foruid
specications.
Purgeanyairinthesystemafteryouinstallthenew
ltersandadduid.RefertoBleedingtheHydraulic
System(page55).Repeatthebleedingprocessuntil
theuidremainsattheFULLCOLDlineinthereservoir
afterpurging.
Important:Failuretoproperlyperformthis
procedurecanresultinirreparabledamagetothe
transaxledrivesystem.
RemovingHydraulicFluidand
Filters
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Allowtheenginetocool.
4.Usinganextensionand7/16-inchsocket,
accesstheventplugfromthetopofthemachine
throughtheholesneartheroll-barmounts
(Figure66).
Note:Ensurethatyoukeeptrackofthevent
plugafterremoval,asitcanbeeasytomisplace.
g336998
Figure66
1.Accessholesfortheventplugs
5.Carefullycleantheareaaroundthelter.
Important:Donotallowdirttoenterthe
hydraulicsystem;otherwise,contamination
mayoccur.
6.Placeadrainpanbelowtheltertocatchthe
uidthatdrainswhenthelterandventplugs
areremoved.
7.Removethehydraulic-uidltercoverfromthe
transaxletodraintheuid(Figure67).
54