SPECIFICATIONS
SECTION 6
Page 11
DRESSTA OM515C520C99/1E
LOADER EQUIPMENT AND STEERING HYDRAULIC SYSTEM SCHEMATIC
The description of the assemblies shown in hydraulic system schematic, Fig. 6.5A (515C and 520C
Upgraded Loaders with 3-spool Control Valve):
1. Return Filter
2. Return Filter Check Valve
3. Reservoir Breather with Filter (0.002 and 0.17 [MPa])
4. Hydraulic Reservoir
5. Suction Strainers
6. Relief Valve (3 [MPa])
7. Pilot Pump
8. Hydraulic Main Pump
9. Check Valve
10. Ground Driven Steering System Warning Light Switch
11. Ground Driven Steering Pump Switch Spool (normal steering)
12. Ground Driven Steering Pump Switch Spools (emergency steering)
13. Ground Driven Steering Pump
14. Priority Valve
15. Steering Control Valve
16. Steering Control Valve Spool Assembly
17. Circuit Shock Valves
18. Circuit Anticavitation Valves
19. Steering Cylinders
20. Hydraulic Accumulators
21. Solenoid Valves
22. Hydraulic Control Valve
23. Bucket Cylinder, Quickcoupling and Attachment Shock Valves (24 [MPa])
24. Attachment Cylinder
25. Quick Disconnect Couplers (male connector, type B)
26. Quickcoupling Cylinders
27. Quick Disconnect Couplers (female connector, type A, male connector, type B)
28. Bucket Cylinder
29. Boom Cylinder
30. Hydraulically Controlled Check Valves
31. Boom Control Valve Spool Assembly
31A. Bucket Control Spool Assembly
32. Boom Cylinder Shock Valve (27 [MPa])
33. Relief Valve (20.7 [MPa])
34. Anticavitation Valve (0.7 – 0.9 [MPa])
35. Boom Emergency Lowering Valve
36. Pilot Lock Solenoid Valve
37. Hydraulic System Pilot Valve
Содержание 515C
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Страница 17: ...SECTION 2 SAFETY PRECAUTIONS ...
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