Power Train; Power Train System - Komatsu PC88MR-10 Shop Manual

Hydraulic excavator

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Table of Contents

10 Structure and function

Power train

(ALL-C100-001-K-00-A)

Power train system

(PC88MR-C100-041-K-00-A)

2. Control valve

3. Travel junction valve

4. Merge-divider valve

5. Self-pressure reducing valve

6. Swing motor

7. Travel motor

8. Main pump (for swing and blade)

9. Main pump (for work equipment and travel)

11. Center swivel joint

12. PPC lock solenoid valve

Table of Contents