Bleeddown Manifold Schematic - Komatsu 930E-2 Shop Manual

1. Steering/Brake Pump Inlet
2. Steering Pump Pressure Test Port
3. Steering Accumulator
4. APU Port
5. Pressure Feedback (to Steering Pump)
6. Steering Pressure Switch
7. (Not Used)
8. Radiator Shutters (If installed)
9. Spare Pressure Port
10. Brake Circuit Supply
11. Steering Accumulator
12. Steering Circuit Supply to Flow Amplifier
13. Quick Disconnect, Supply Port
14. Steering Circuit Return From Flow Amplifier
15. Quick Disconnect, Return Port
L4-4
FIGURE 4-4. BLEEDDOWN MANIFOLD SCHEMATIC
Steering Circuit
16. Spare Return Port
17. Autolube Pump Supply
18. Hoist Pilot Return
19. Hoist Pilot Power Down
20. Hoist Pilot Power Up
21. Tank Return Port
22. Hoist Power Up
23. Hoist Power Down
24. Hoist Up Limit Solenoid
25. Relief Valve, 4000 psi (28.0 MPa)
26. (Not installed)
27. Steering Accumulator Bleeddown Solenoid
28. Relief Valve, 600 psi (4.1 MPa)
29. Pilot Operated Check Valve
30. Pilot Operated Check Valve
L04031