Load Sensing Valve - Case 580SR Service Manual

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2.3

LOAD SENSING VALVE

1. Orifice
2. Rear systems (EF)
3. Filter
4. Spool
5. To steering priority flow (CF)
6. Orifice
7. Inlet port from rear pump (IN)
When the steering is in neutral the LS port is con-
nected to the unload (through the steering) and the
steering inlet port (CF) is open.
SECTION 35 - HYDRAULIC SYSTEM
8. Steering relief valve
9. Relief valve adjuster
10. Poppet
11. Return to inlet pump port
12. Lock plug
13. Load sensing signal (LS)
14. Orifice
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