Exmark QSS708GEM42200 - Hydraulic System Filter and Oil Change

Maintenance
Checkexpansionreservoirandifnecessaryadd
ExmarkPremiumHydroOiltotheFULLCOLD
line.
Figure54
1.Expansionreservoir3.Engine
2.FullColdline
ChangingtheHydraulic
SystemFilterandOil––50
InchOnly
ServiceInterval:Aftertherst50hours
Every400hoursthereafter.
Thelterandoilarechangedatthesametime.Do
Notreuseoil.Oncethenewlterisinstalledandoil
isaddedanyairinthesystemmustbepurged.
Thebleedingprocessisrepeateduntiltheoilremains
attheFULLCOLDlineinthereservoirafterpurging.
Failuretoproperlyperformthisprocedurecan
resultinirreparabledamagetothetransaxle
drivesystem.
RemovingHydraulicSystemFilters
1.Stopengine,waitforallmovingpartstostop,and
allowenginetocool.Removethekeyandengage
theparkingbrake.
2.Raisetherearofmachineupandsupportwith
jackstands(orequivalentsupport)justhigh
enoughtoallowdrivewheelstoturnfreely.
Figure55
1.Jackingpoints
3.Locatethelterandlterguardsoneachtransaxle
drivesystem.Removethreescrewssecuringthe
lterguardandguard.
Figure56
Rightsideshown
1.Transaxledrive
4.Screws
2.Oillter
5.Ventplug
3.Filterguard
4.Carefullycleanareaaroundlters.Itisimportant
thatnodirtorcontaminationenterhydraulic
system.
5.Placeacontainerbelowtheltertocatchthe
oilthatdrainswhenthelterandventplugsare
removed.
53