Toro Groundsmaster 5900 Series - Page 235

Removal(Figure118)(continued)
4.ReadtheGeneralPrecautionsforRemovingandInstallingHydraulicSystem
Components(page5–73).
5.Topreventcontaminationofthehydraulicsystemduringsteeringcontrol
valveremoval,thoroughlycleantheexteriorofthecontrolvalveandttings.
6.Forassemblypurpose,labelallthehydraulicconnections.Notetheport
designationsonthesteeringcontrolvalve.
CAUTION
Beforeopeningthehydraulicsystem,operateallhydrauliccontrols
toreleasesystempressureandavoidinjuryfromthepressurized
hydraulicuid:refertoRelievingHydraulicSystemPressure(page
5–3).
7.Disconnectthehydrauliclinesfromthesteeringcontrolvalve.Allowthe
linestodrainintoasuitablecontainer.
8.Installthecleancaporplugsonthehydrauliclinesandttingstoprevent
contamination.
9.RemovethesteeringcontrolvalvefromthemachineusingFigure118as
aguide.
10.Ifthehydraulicttingsaretoberemovedfromthesteeringcontrolvalve,mark
thettingorientationtoallowcorrectassembly.Removethettingsfromthe
steeringcontrolvalveanddiscardO-rings;refertoFigure119andFigure120.
g278283
Figure119
1.Steeringcontrolvalve3.Straighttting(3used)
2.45ºhydraulictting4.90ºhydraulictting
Groundsmaster
®
5900&5910
Page5–135
HydraulicSystem:ServiceandRepairs
16227SLRevB