CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
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CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
Description
CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
FILE DETAILS:
CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
Language : English
Pages :190
Downloadable : Yes
File Type : PDF
DESCRIPTION:
CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
About this manual
This chapter contains important information making it easier for
you to use this manual. It provides you with information on
the structure of the Operating Manual and the symbols used.
operating manual
applicable to the support being used. Compare the data given below
with the data given on the type plate of the support. Where to
find the type plate on the support is described in Chapter 7 of this
Operating Manual.
This Operating Manual is designed for:
DBT Shield 2100 4500-2 2×7156 1789
with the ID number 7420 244 000 BA 00
the Operating Manual which applies to the respective support. Failure
to do this will pose a danger to yourself and others.
This includes persons who:
- are in charge of transport,
- prepare the rise heading,
- perform assembly / disassembly work,
- operate the shields,
- correct malfunctions,
- perform daily routine work on the face,
- monitor / look after the hydraulic system,
- perform maintenance work,
- perform repair work;
- supervisory personnel who
– initiate and /or
– supervise
the activities just indicate
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
CAT Shield support 2100 4500-2 2×7156 1789 Operating Manual – PDF DOWNLOAD
1 About this manual
Before starting work 1 3
Persons for whom the operating manual is intended 1 3
Purpose of this operating manual 1 4
Signs and symbols used 1 4
2 Your safety
Personnel 2 3
Operation 2 3
Installation and repairs 2 4
Operating conditions 2 5
Intended use 2 5
Unauthorized use 2 5
Safety instructions 2 6
3 Storage and transport
Storage 3 3
Storing the equipment 3 3
Storing used equipment 3 4
Transport 3 5
Load units, dimensions and weights 3 5
Before transport 3 5
Transport safety device 3 8
Relay bar assembly 3 8
Flipper 3 9
Staple clip 3 10
Side seal 3 11
4 Installation
Preassembly of the shield units 4 3
Installation of the shield units 4 3
Pressure equalization of the electronic control system 4 5
Supply connections for auxiliary supply 4 6
Establishing a connection between the shields 4 9
Requirements for the face hydraulic system 4 10
Water spraying system requirements 4 11
Commissioning 4 12
To be observed prior to commissioning 4 12
How to put the support into operation 4 14
Anticorrosion protection of hydraulic components 4 14
5 Operation
Requirements 5 3
Operating conditions 5 3
Safety requirements 5 6
Operation of the shield support 5 9
Work safety 5 15
Shield components 5 16
Main components 5 16
Overview of shield hydraulics 5 18
HP ball valve versions 5 18
Functions of the HP ball valves 5 20
Operation of the shield hydraulics 5 21
Arrangement of the hydraulic components 5 21
Shield hydraulics 5 23
Control units 5 42
Intershield manifold 5 43
Emulsion filters 5 44
Manifold 5 45
PMC®-R control unit 5 45
Electrohydraulic control units 5 46
Water valves 5 46
Flipper 5 47
Flipper cylinder 5 48
Leg 5 49
Plug with pressure relief 5 52
Measuring coupling for pressure relief 5 53
Repair and emergency operation 5 54
Operation and functions of the electrohydraulic
control unit 5 56
Shield functions 5 57
Operation of the double backflush filter 5 61
Maintenance 5 62
Special measures 5 62
Daily maintenance 5 63
Weekly maintenance 5 64
Every six months 5 64
Regularly scheduled damage assessment 5 64
Troubleshooting 5 65
Instructions for troubleshooting 5 65
Fault localization 5 65
3/2-way or pilot valve 5 68
Piloted check valves 5 68
Internal bypass inside the leg 5 69
Pressure relief valve defective 5 69
Defective or clogged filter 5 69
Caterpillar Global Mining Europe GmbH, Lünen 2013E
Table of content
Doc No : 7420 244 000 BA 00 VESP / 01
6 Technical data
Description 6 3
Main subassemblies 6 5
Main dimensions 6 7
Base with lemniscatic links and relay bar assembly 6 8
Lemniscatic link 6 12
Canopy 6 14
Flipper 6 16
Leg retainers 6 18
Side seal 6 19
Caving shield 6 24
Caving flap 6 26
Accessories 6 27
Antitopple device “canopy/canopy” 6 27
Brackets 6 35
Covers 6 37
Information signs 6 38
Technical data, steel structure 6 39
Hydraulic system 6 40
Shield hydraulics 6 40
Hydraulic leg, two-stage 6 43
Hydraulic cylinder 6 46
Setup 6 46
Shifting ram (Z2) 6 48
Stabilizing cylinder (Z3) 6 48
Side seal cylinder (Z4) 6 49
Flipper cylinder (Z7) 6 49
Base lifting cylinder (Z9) 6 50
Technical data, hydraulic cylinders 6 51
Pressure relief valves 6 53
Angles of inclination of the canopy 6 55
Hydraulic fluids 6 56
Permissible hydraulic fluids 6 56
Maintenance of the hydraulic fluid 6 58
Quality of the process water 6 58
Greases and lubricating pastes 6 60
Tightening torques 6 62
Screws and bolts with ISO metric thread 6 62
7 For your information
Standards and directives 7 3
Applied standards and directives 7 3
Identification of the shield 7 5
Name plate 7 5
Shield number 7 6
Customer Support: [email protected]
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