Plano Hidraulico - manuales de una excavadora 345B II CATERPILLAR PDF

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manuales de una excavadora 345B II
CATERPILLAR...

Description

STANDARD COMPONENTS Item No.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

Component

Left Swing Motor Right Swing Motor Travel Motor (Left) Travel Motor (Right) Stick Cylinder Travel Brake Valve (Left) Travel Brake Valve (Right) Bucket Cylinder Boom Cylinder Swivel Boom Raise Pressure Switch Stick Drift Reduction Valve Line Relief Valve (Stick Cyliner Rod End) Main Control Valve Implement/Swing Pressure Switch Travel Pressure Switch Line Relief Valve (Boom Cylinder Head End) Boom Drift Reduction Valve Pilot Control Valve (Travel) Boom II Control Valve Stick I Control Valve Swing Control Valve Left Travel Control Valve Straight Travel Control Valve Main Relief Valve Right Travel Control Valve Attachment Control Valve Bucket Control Valve Boom I Control Valve Stick II Control Valve Line Relief Valve (Stick Cylinder Head End) Valve (Regeneration)

Item No.

34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65

Component

Pressure Control Valve Logic Valve Line Relief Valve (Bucket Cylinder Head End) Line Relief Valve (Bucket Cylinder Rod End) Line Relief Valve (Boom Cylinder Rod End) Negative Flow Control Relief Valve PG

Pilot Control Valve (Stick/Swing)

PSA

Pilot Filter Hydraulic Activation Control Valve Accumulator Pilot Control Valve (Boom/Bucket) Drain Filter Solenoid Valve (Fine Control) Solenoid Valve (Travel Speed) Solenoid Valve (Swing) 43

Proportional Reducing Valve (Powershift)

345B Series II Excavato Hydraulic System

50

Pilot Relief Valve P- IN

PAC

Pilot Oil Manifold Upper Pump Pi1

Lower Pump

PEPU C/V

Automatic Travel Speed Change Valve

49

345BII: ALB1-UP ALD1-UP AMD1-UP AKJ1-UP AMJ1-UP

DR1 Pi2

Cooling Pump

T-OUT JPi

48

Pilot Pump

DR2 Pi3

Slow Return Check Valve

DR3

Bypass Check Valve

DR5

47

Pi5 Pi8

Return Filter

DR6

Oil Cooler

46

Radiator

AMN1-UP AYR1-UP AGS1-UP DCW1-UP AKX1-UP

Fan Motor Hydraulic Tank Cooling Pump Relief Valve 51

Screen

Pilot Oil Manifold

Valve (Regeneration and Cut)

DR4

f 03780

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5

30

29

28

27

23

26 24

17

25

22

19

18

2 14

36

1 8

PSW

PTA AL4

60 61 9 PiH

63

BL3

X

BL2

BL1

BR1

BR2

10

BL4

I IES I SE R

AL3

AL1

AL2

A

AR1

55

54

38

3

6

37 59

31

41 45

56 53

14 32

4

7

Main Control Valve...