CAT Bucyrus Shield support 1920/4420-2/2×5655/1414-1825 Operating Manual – PDF DOWNLOAD
FILE DETAILS:
CAT Bucyrus Shield support 1920/4420-2/2×5655/1414-1825 Operating Manual – PDF DOWNLOAD
Language : English
Pages :148
Downloadable : Yes
File Type : PDF
DESCRIPTION:
CAT Bucyrus Shield support 1920/4420-2/2×5655/1414-1825 Operating Manual – PDF DOWNLOAD
This chapter contains important information making it easier for you
to use this manual. It provides you with information on the structure
of the manual and the symbols used.
Take care to ensure that the operating manual available to you is
applicable to the shield support being used. Compare the data
given below with the data given on the type plate of the shield.
Where to find the type plate on the shield is described in chapter 7
of this operating manual.
This operating manual is designed for:
Shield support 1920/4420-2/2×5655/1414-1825
the operating manual applicable to the respective shield. If you
don’t you will endanger yourself and others.
This operating manual is intended for those persons who work with
or on the shields.
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
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TABLE OF CONTENTS:
CAT Bucyrus Shield support 1920/4420-2/2×5655/1414-1825 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
Characters and symbols used 1 4
2 Your safety
Personnel 2 3
Operation 2 3
Installation and repairs 2 4
Conditions for operation 2 5
Intended use 2 5
Unauthorized use 2 5
Safety instructions 2 6
3 Storage and transport
Storage 3 3
Storage of new equipment 3 3
Storage of used equipment 3 5
Transport 3 6
4 Installation
Pre-assembly of the shield units 4 3
Installation of the shield units 4 3
Supply connections 4 5
Coupling between the connections 4 9
Requirements for the face hydraulic system 4 10
Start-up 4 11
To be observed prior to start-up 4 11
How to put the support into operation 4 12
Corrosion protection of hydraulic
components 4 13
5 Operation
Requirements 5 3
Conditions for operation 5 3
Safety requirements 5 6
Operation of the shield 5 9
Safe working 5 14
Bucyrus DBT Europe GmbH, Lünen 2008E
Contents
Shield support 1920/4420-2/2×5665/1414-1825
Operation of the shield hydraulics 5 15
Location of hydraulic components on the support 5 15
Functions of the HP ball valves 5 17
Bracket for PMC®-R and control unit 5 25
Operation of the dual backflush filter 5 29
Repair and emergency operation 5 30
Operation and functions of the control valve block 5 32
Shield functions 5 33
Functions of the water valve unit 5 35
Maintenance 5 36
Special measures 5 36
Daily inspection 5 37
Weekly maintenance 5 37
Carry out every six months 5 38
Assessment of damage according to schedule 5 38
Troubleshooting 5 39
Instructions for troubleshooting 5 39
Fault localization 5 39
3/2-way or pilot valve 5 42
Pilot-controlled check valves 5 42
Internal by-pass in props 5 43
Pressure relief valve defective 5 43
Defective or blocked filter 5 43
6 Technical data
Description 6 3
Main subassemblies 6 4
Base with lemniscatic links and relay bar assembly 6 6
Shield canopy 6 9
Side seal 6 12
Caving shield 6 14
Technical data, steel structure 6 15
Hydraulic system 6 16
Shield hydraulics 6 17
Double-telescopic prop 6 23
Hydraulic cylinder 6 26
Design 6 26
Stabilizing cylinder 6 27
Baselift cylinder 6 27
Shifting ram 6 28
Alignment cylinder (seal cylinder) 6 28
Flipper cylinder 6 29
Technical data, hydraulic cylinder 6 30
Pressure relief valves 6 33
Shield control system 6 35
Electrohydraulic control units 6 35
PMC®-R control unit 6 35
Bucyrus DBT Europe GmbH, Lünen 2008E
Contents
Doc No : 7420 188 000 BA 00 VEVT / 01
Angles of inclination of the canopy 6 37
Accessory 6 38
Anti topple system 6 38
Permissible media 6 41
Hydraulic fluids 6 41
Lubricating greases and pastes 6 44
Tightening torques 6 46
Screws with ISO metric thread 6 46
7 For your information
Service addresses 7 3
Europe 7 3
North America, Canada, South America 7 4
Australia 7 4
Africa 7 4
Asia 7 5
Identification of the shields 7 6
Type plate 7 6
Shield number 7 6
Standards and guidelines 7 7
Referenced national standards and guidelines 7 7
Referenced European standards and guidelines 7 7
Bucyrus DBT
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