Komatsu PC88MR-10 Shop Manual page 144

Hydraulic excavator

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Table of Contents

10 Structure and function

Control valve

4. Merge-divider valve spool

5. Pressure compensation valve F (boom)

6. Pressure compensation valve F (arm)

7. Pressure compensation valve F (bucket)

8. Pressure compensation valve F (service)

9. Pressure compensation valve R (service)

10. Pressure compensation valve R (bucket)

11. Pressure compensation valve R (arm)

12. Pressure compensation valve R (boom)

13. Pressure compensation valve R (boom swing)

14. Pressure compensation valve R (right travel)

15. Pressure compensation valve R (left travel)

F: Flow control valve

R: Pressure reducing valve

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