Toro 30344 - Page 198

RemovingtheSteeringControlValve
1.Parkthemachineonalevelsurface,settheparkingbrake,lowerthecutting
deck(orimplement),shutofftheengine,andremovethekeyfromthekey
switch.
2.Removetheknob(item12inFigure94)fromtheendoftheparkingbrakerod.
3.Removethe6phillips-headscrews(item9inFigure94)thatsecurethe
towerpaneltothemachine,andremovethetowerpanel.
4.ReadtheGeneralPrecautionsforRemovingandInstallingtheHydraulic
SystemComponents(page5–77).
g224772
Figure95
5.Forassemblypurposes,labelallthehydraulicconnections.Notetheport
designationsonthesteeringcontrolvalve(Figure95).
6.Cleanthehydraulicconnectionsbeforelooseningthehydrauliclines.
CAUTION
Beforeopeninghydraulicsystem,operateallthehydrauliccontrols
toreleasesystempressureandavoidinjuryfromthepressurized
hydraulicuid;refertoReleasingPressurefromtheHydraulic
System(page5–6).
7.Disconnectthehydrauliclinesfromthesteeringcontrolvalve.Allowthe
linestodrainintoasuitablecontainer.
8.Installcleancapsorplugsonthehydrauliclinesandttingstoprevent
contamination.
9.Supportthesteeringcontrolvalvetopreventitfromfallingduringremoval.
10.Loosenandremovethe4socket-headscrews(item21inFigure94)that
securethesteeringcontrolvalvetothesteeringcolumn.
11.Slidethesteeringcontrolvalvefromthesteeringcolumn,andremovethe
steeringcontrolvalvefromthemachine.
12.Ifnecessary,removethehydraulicttingsfromthesteeringcontrolvalve.
13.RemoveanddiscardtheO-ringsfromthettings.
HydraulicSystem:ServiceandRepairs
Page5–114
Groundsmaster
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3280-D/3320
05138SLRevB