Toro Groundmaster Series - Page 103

LeftTurn(continued)
steeringcylinderowsbackthroughthespoolvalve,thenouttheTport,through
thehydraulicmanifold,andbacktothegearpump(P2).
RightTurn
Whenarightturnismadewiththeenginerunning,theturningofthesteering
wheelpositionsthesteeringcontrolspoolvalvesothattheowgoesthroughthe
topofthespool.FlowenteringthesteeringcontrolvalveatthePportpasses
throughtherotarymeterandisdirectedoutportR.Pressureextendsthe
steeringcylinderforarightturn.Therotarymeterensuresthattheuidowto
thecylinderisproportionaltotheamountofsteeringwheelrotation.Theuid
leavingthesteeringcylinderowsbackthroughthespoolvalve,thenouttheT
port,throughthehydraulicmanifold,andbacktothegearpump(P2).
Groundsmaster
®
3200,3300and3310
Page5–17
HydraulicSystem:HydraulicFlowDiagrams
19240SLRevA