New Holland CSX7000 Service Manual page 34

DISTRIBUTION SYSTEMS - PRIMARY HYDRAULIC POWER SYSTEM
PRIMARY HYDRAULIC POWER SYSTEM - Hydraulic schema
1. Engine
2. Pump (main hydraulics)
3. Pump (steering circuit)
4. Pump (lateral flotation) (If installed)
5. Oil reservoir
6. Filler cap with filter
7. Load sensing valve
8. Header height control valve
9. Header cylinders
10. Accumulator control valve
11. Header suspension accumulator
12. Pressure sensor
13. Unloading tube control valve
14. Unloading tube cylinder
15. Reel vertical adjustment valve
16. Reel vertical adjustment cylinders
17. Reel horizontal adjustment valve
18. Quick-attach coupler
19. Non-return valve (single direction restrictor)
P1. P1 = 140 bar for adjustable steering axle (A.S.A.).
P1 = 160 bar for fixed or powered rear axle.
20. Reel horizontal adjustment cylinders
21. Header and straw elevator reversing valve
22. Screw couplers with non return valve
23. Header and straw elevator reversing motor
24. Steering valve
25. Steering cylinder(s)
27. Load sensing valve
28. Lateral flotation control valve
29. Lateral flotation cylinder
30. Lateral float minimum pressure valve ( 60 bar)
30a. Lateral float accumulator ( 120 bar)
30b. Lateral float accumulator ( 85 bar)
31. Drain hose
32. Low pressure filter
33. Breather with filter and non-return valve
P. Inlet (high pressure)
R. Return (low pressure)
- - - Pilot line, load sensing line
42. Pilot valve
P2. P2 = 200 bar for adjustable steering axle (A.S.A.).
P1 = 220 bar for fixed or powered rear axle.
84210989A 24/04/2009
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