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Komatsu PC20R-8 Shop Manual page 21

Hydraulic excavator

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Operation & maintenance manual (196 pages)

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Shop manual (32 pages)

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PC27R-8

1. Swing motor

2. Swing machinery

3. Swing circle

4. Track shoe idler

5. Control valve

6. Swivel joint

PC20R-8 PC27R-8

4

5

6

1

7

7. Swivel joint

8. Engine

9. Hydraulic pump

10. Servocontrol - travel speed

increment solenoid valve

1

2

3

8

9

10

RKP01520

10-3

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This manual is also suitable for:

Pc27r-8 F30791 F31103