CAT Shield support 1295 3048-2×4083-1750 Operating Manual (EM016321-0) – PDF DOWNLOAD
FILE DETAILS:
CAT Shield support 1295 3048-2×4083-1750 Operating Manual (EM016321-0) – PDF DOWNLOAD
Language : English
Pages : 138
Downloadable : Yes
File Type : PDF
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DESCRIPTION:
CAT Shield support 1295 3048-2×4083-1750 Operating Manual (EM016321-0) – PDF DOWNLOAD
About this manual
This chapter contains important information that makes it easier for you to use this manual. It also provides you with information about the structure of the manual and the symbols and signs used in it.
Before starting work
applicable operating manual
Using an operating manual that is not written for the shield support at hand can result in a safety hazard for yourself and others. Make sure the information on the shield complies with that given in the operating manual.
shield type
This operating manual belongs to the
Shield support 1295/3048-2×4083-1750 *
ID no.: 7420 248 000 00 01 (end shield)
and is only permitted to be used for shields of this type.
The operating manual must be accessible at all times to all persons working on or with the shield.
There should, if possible, always be an operating manual for the shield available at the place of operation.
new operating manual
Request a new operating manual immediately if the current operating manual is no longer complete or has become illegible.
Persons for whom the operating manual is intended
This operating manual is intended for those persons who work with or on the shields.
All persons working on the face, at the edge of the face or at the entry must read this operating manual.
This includes persons who:
are in charge of transport,
set up the rise heading,
perform installation/removal work,
operate the shields,
rectify malfunctions,
perform daily routine work on the face,
monitor/look after the hydraulic system,
carry out maintenance work,
carry out repair work.
Supervisory personnel who:
initiate the activities mentioned above and/or
supervise them.
TABLE OF CONTENTS:
CAT Shield support 1295 3048-2×4083-1750 Operating Manual (EM016321-0) – 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
Transporting the end shield 3 8
Transport safety device 3 9
Transport safety device, relay bar assembly 3 9
Side seal transport safety device 3 10
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
Requirements for the face hydraulic system 4 9
Water spraying system requirements 4 10
Commissioning 4 11
To be observed prior to commissioning 4 11
How to put the support into operation 4 13
Anticorrosion protection of hydraulic components 4 13
5 Operation
Requirements 5 3
Operating conditions 5 3
Safety requirements 5 6
Operation of the shield support 5 9
Work safety 5 15
Overview of the shield components 5 16
Arrangement of the shield components 5 16
Overview of shield hydraulics 5 18
Functions of the HP ball valves on the shield 5 18
HP ball valve versions 5 20
Arrangement of the hydraulic components on the
end shield 5 21
Control units 5 29
Repair and emergency operation 5 31
Shield functions 5 32
Plug with pressure relief 5 35
Maintenance 5 36
Special measures 5 36
Daily maintenance 5 37
Weekly maintenance 5 38
Every six months 5 38
Regularly scheduled damage assessment 5 38
Troubleshooting 5 39
Instructions for troubleshooting 5 39
Fault localization 5 39
3/2-way or pilot valve 5 42
Piloted check valves 5 42
Internal bypass inside the prop 5 43
Pressure relief valve defective 5 43
Defective or clogged filter 5 43
6 Technical data
Description 6 3
Main subassemblies 6 4
Main dimensions 6 6
Skid 6 7
Relay bar assembly 6 9
Canopy 6 11
Side seal 6 13
Caving shield 6 16
Technical data of steel structure, end shield 6 17
Hydraulic cylinder 6 18
Hydraulic prop, two-stage (Z1) 6 18
Design of hydraulic cylinders 6 21
Lifting cylinder (Z2) 6 22
Stabilizing cylinder (Z3) 6 23
Shifting ram (Z4) 6 24
Seal cylinder (Z5) 6 25
Pressure relief valves 6 26
Angles of inclination of the canopy 6 28
Permissible media 6 29
Hydraulic fluids 6 29
Quality of the process water 6 31
Greases and lubricating pastes 6 33
Tightening torques 6 35
Screws and bolts with ISO metric thread 6 35
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 5
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