SHB 28Z3 EN – Edition 2.0 * 28z3s510.fm 5-5
Hydraulic system
Pilot oil supply unit
21 4
9
6
8
3 5
7
5
7
Both valves can be interchanged
3
30 bar
Pos.
Designation Port
1
Gear motor supply PB1
2
Pilot valve supply PB2
3
Solenoid valve for safety valve
4
Drives/2nd speed range supply PA
5
2nd speed range solenoid valve
6
Pump 4 supply Internal to P4
7
Pressure reducing valve
8
Tank line
9
Accumulator
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