Exmark QUEST - Hydraulic System Filter and Oil Change

Maintenance
Checkexpansionreservoirandifnecessaryadd
20W-50engineoiltotheFULLCOLDline.
g017656
3
2
1
Figure34
1.Expansionreservoir3.Engine
2.FullColdline
ChangingtheHydraulic
SystemFilterandOil
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.
g017658
1
Figure35
1.Jackingpoints
3.Removethenutsholdingthetransaxlesupportin
place(Figure36).
g017660
1 2 3
2 1
Figure36
1.Nut(5/16inch)(27to33
ft-lb)
3.Transaxlesupport
2.Nut(3/8inch)(15to19
ft-lb)
4.Locatethelterandlterguardsoneachtransaxle
drivesystem(Figure37).Removethreescrews
securingthelterguardandguard.
40