Hyundai 35DS-7 Operation Manual page 154

2) OPERATION (2 Spool)
(1)
Flow divider(Priority valve)
Piston
PS
P
LS
T
T
Steering relief valve
To steering control unit
PS
T
Rst
LS
P
CV
D357MCV21
Oil flows from pump(P) line to steering(PS) line and control valve(CV) line.
The control flow rate for steering line decides by the demand of steering control unit.
Maximum pressure of steering line controls by steering relief valve.
6-10