6.3
Hydraulic circuit diagram
1
Master cylinder Main lift P1
2
Follow-on cylinder main lift P2
3
Master cylinder wheel-free
jack P2
4
Follow-on cylinder wheel-free
jack P1
5
Non-return valves
6
Balance cock 1 Main lift
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7
Balance cock 2 wheel-free
jack
8
Switching solenoid for main
lift
9
Switching solenoid for wheel-
free jack
10
Pressure gauge
11
Non-return valve
12
Pressure relief valve
Manufacturer ATH-Heinl GmbH & CO.KG
- 49 -
13
Solenoid for lowering valve
14
Lowering speed valve
15
Motor
16
Pump
17
Oil filter
18
Emergency hand pump