010_6060_RH340B_Swing System_CAT [Kompatibilitätsmodus]).pdf

Hydraulic Mining Excavator CAT 6060 10. Swing System

Matthias Aust - 2012

Swing Bearing

Service Training

2

Swing Bearing

Service Training

2

Swing Bearing

Service Training

3

Swing Park Brake

Service Training

Breather

Swing Motor

Disks

Servo 50 bar

Oil Level Dip Stick

4

Swing Park Brake

Service Training

Swing Brake Release Solenoid Valve  – 2Y23

5

Servo Solenoid Valves

Service Training

2nd Speed Travel -2Y2 2

Swing Brake -2Y23 + 24V

Travel Brake -2Y17

-321 Ground

Travel Pressure Boost

50 bar Servo

6

Pump Assembly

Service Training

Swing Pump

Gearbox Cooling Pump

Servo Pump

Auxiliary Servo Pump

Engine Fan Drive Pump Swing Charge Pump

Oil Cooling Pumps

Main Pumps

Main Pumps

7

Closed Circuit

Service Training

Swing Pump A

A

B

x1

B

x2

Neutral Position

A

Swing Motor

B

8

Swing Pump

Service Training

Rotary Group

Temperature Switch

Contamination Switch

Pressure Cut-Off Valve Not used!!!

Shock Relief Valves 400 bar

Swing Charge Adjustment

9

Swing Pump

Service Training

Temperature Switches: LH: 92-87 C RH

Contamination Switch

-3B14 -3B15 -4B14 -4B15

Temperature Switch

Contamination: Magnetic Particles

LH: RH:

50 bar

Swing Charge Pump + Filter

-3B6 -3B7 -4B6 -4B7

Shock Relief Valve

Swing Charge Adjustment

Swing Pump Main Pump Element

Control Piston

10

Swing Motor

Service Training

11

Swing Circuit

Service Training

12

Swing Circuit

Service Training

13

Swing Filters

Service Training

A (B)

B (A)

A (B)

A (B)

B (A)

B (A)

14

Swing Blocking Valves

Service Training

15

Blocking Valve 60 / 80 bar from particular “Drive Train”

Service Training

High Pressure from Swing Motors

LH or RH

16

Swing Circuit

Service Training

RH Servo Pump

Swing Pump 4

Swing Pump 3

LH Servo Pump

Swing Pump 2

Swing Pump 1

17

Servo System: Swing Control

Service Training

18

Swing Balance Valve

Service Training

Servo 35 bar Signal From Joystick 0-22 bar Swing Pressure Sensing Ports 50 - 352 bar

Adjusting Screw Pistons

Spool

Centring Springs

X1 Port Swing Pumps Tank Return X2 Port Swing Pumps

19

Swing Balance Valve

Service Training

Ratio 1

:

12 / 16

20

Swing System - Balance

Service Training

Joystick Signal Swing Left

Joystick Signal Swing Right

35 bar

x1

A

x2

B

21

Swing System – Swing Left

Service Training

Joystick Signal Swing Left 22 bar

Joystick Signal Swing Right

35 bar

x1

A

x2

B

22

Swing System – Swing Right

Service Training

Joystick Signal Swing Left

Joystick Signal Swing Right 22 bar

35 bar

x1

A

x2

B

23

Swing System – Swing Left – Swing Pressure Increasing Joystick Signal Swing Left 22 bar

Service Training

Joystick Signal Swing Right

35 bar

x1

A

x2

B

24

Swing Circuit: Neutral

Service Training

50bar

50

Reducing Valve

35bar

Tank

Charge Pump Swing Pump

50 - 352 bar

Swing Motor

22 bar Servo 35 bar Servo Tank

25

Swing Circuit: Swing Left

Service Training

50bar

50

Reducing Valve

35bar

Tank

Charge Pump Swing Pump

50 - 352 bar

Swing Motor

22 bar Servo 35 bar Servo Tank

26

Swing Circuit: Swing Right

Service Training

50bar

50

Reducing Valve

35bar

Tank

Charge Pump Swing Pump

50 - 352 bar

Swing Motor

22 bar Servo 35 bar Servo Tank

27

Swing Pump Control

Service Training

28

Swing Charge System

Service Training

29

Flushing System

Service Training

30

Flushing Valve

Service Training

Orifice

Centering Spring

31

Flushing Valve

H.P Leg Swing Circuit

(Swing L/H)

Service Training

L.P Leg Swing Circuit

L.P Leg Swing Circuit

H.P Leg Swing Circuit

(Swing R/H)

32

Notes:

Service Training

33