CAT Shield support 2100/4500-5×5330-Steel structure, hydr. components from CAT Operating Manual – PDF DOWNLOAD
FILE DETAILS:
CAT Shield support 2100/4500-5×5330-Steel structure hydr. components from CAT Operating Manual – PDF DOWNLOAD
Language : English
Pages :110
Downloadable : Yes
File Type : PDF
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TABLE OF CONTENTS:
CAT Shield support 2100/4500-5×5330-Steel structure, hydr. components from CAT Operating Manual – PDF DOWNLOAD
Contents
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
4 Installation
Preassembly of the shield units 4 3
Installation of the shield units 4 3
Pressure equalization of the electronic control system 4 4
Requirements for the face hydraulic system 4 5
Commissioning 4 6
To be observed prior to commissioning 4 6
How to put the support into operation 4 8
Anticorrosion protection of hydraulic components 4 8
5 Operation
Requirements 5 3
Operating conditions 5 3
Safety requirements 5 6
Operation of the shield support 5 9
Work safety 5 12
Shield components 5 13
Main components 5 13
Overview of shield hydraulics 5 15
HP ball valve versions 5 15
3/2-way ball valve 5 15
Operation of the shield hydraulics 5 16
Arrangement of the hydraulic components 5 16
Control units 5 20
Measuring coupling for pressure relief 5 20
Repair and emergency operation 5 21
Operation and functions of the electrohydraulic control unit 5 22
Shield functions 5 23
Maintenance 5 26
Special measures 5 26
Daily maintenance 5 27
Weekly maintenance 5 28
Every six months 5 28
Regularly scheduled damage assessment 5 28
Troubleshooting 5 29
Instructions for troubleshooting 5 29
Fault localization 5 29
3/2-way or pilot valve 5 32
Piloted check valves 5 32
Internal bypass inside the leg 5 33
Pressure relief valve defective 5 33
Defective or clogged filter 5 33
6 Technical data
Description 6 3
Main subassemblies 6 4
Main dimensions 6 6
Base with lemniscatic links and relay bar assembly 6 7
Lemniscatic link 6 8
Canopy 6 9
Leg retainers 6 10
Caving shield 6 11
Technical data, steel structure 6 12
Caterpillar Global Mining Europe GmbH, Lünen 2013E
Contents
Doc No : 7420 246 000 BA 00 VTSP / 01
Hydraulic system 6 13
Shield hydraulics 6 13
Hydraulic leg, two-stage 6 14
Hydraulic cylinder 6 16
Setup 6 16
Shifting ram (Z2) 6 18
Canopy cylinder (Z3) 6 18
Technical data, hydraulic cylinders 6 19
Pressure relief valves 6 20
Hydraulic fluids 6 22
Permissible hydraulic fluids 6 22
Maintenance of the hydraulic fluid 6 24
Quality of the process water 6 24
Greases and lubricating pastes 6 26
Tightening torques 6 28
Screws and bolts with ISO metric thread 6 28
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
Caterpillar Global
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