Power Train; Swing Circle; Swing Machinery; Hydraulic Pump (Piston Pump) - Komatsu PC130-7 Shop Manual

STRUCTURE AND FUNCTION

POWER TRAIN

1. Idler

2. Control valve

3. Self pressure reducing valve

4. Travel motor
5. Hydraulic pump
6. Engine
7. 2-stage relief solenoid valve
PC130-7
8. Swing hold brake solenoid valve
9. 2-speed travel changeover solenoid valve
10. PPC lock solenoid valve

11. Swing motor

12. Center swivel joint

13. Swing machinery

14. Swing circle

POWER TRAIN
10-5