Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – PDF DOWNLOAD
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Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – PDF DOWNLOAD
Description
Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – PDF DOWNLOAD
FILE DETAILS:
Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – PDF DOWNLOAD
Language : English
Pages : 167
Downloadable : Yes
File Type : PDF
DESCRIPTION:
Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – 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 sup-
port. Where to find the type plate on the shield support is described in Chapter 7 of this
operating manual.
DBT shield 2550/5500-2×4207-1750
and is only permitted to be used for shields of this type! Only use the operating manual which
applies to the respective shield sup- port. Failure to do this will pose a danger to yourself and
others.
access to the contents of the applicable shield support operating manuals at all times and without
any re-strictions.
Persons for whom the operating manual is intended
This operating manual is intended for those persons who work with or on the shields.
This includes persons who:
J are in charge of transport
J prepare the rise heading
J perform assembly/disassembly work
J operate the shields
J remedy malfunctions
J perform daily routine work on the face
J monitor/look after for the hydraulic system
J perform maintenance work
J perform repair work.
J supervisory personnel who
– initiate and/or
– supervize the activities listed above.
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Cat Bucyrus DBT shield 2550/5500-2×4207-1750 Operating Manual BI622244 – 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
Characters and symbols used 1 4
2 Your safety
Personnel 2 3
Operation and maintenance 2 3
Repair 2 4
Operating conditions 2 5
Intended use 2 5
Unauthorized use 2 5
Safety instructions 2 6
Basic principles 2 6
Storage and transport 2 7
Installation 2 8
Operation 2 9
Maintenance 2 11
Overview of the safety instructions 2 15
3 Storage and transport
Storage 3 3
Storage of new equipment 3 3
Storing used equipment 3 5
Transport 3 5
4 Installation
Pre-assembly of the support units 4 3
Installation of the support units 4 3
Supply connections 4 5
Coupling between the connections 4 5
Requirements for the face hydraulic system 4 6
Start-up 4 7
To be observed prior to start-up 4 7
How to put the support into operation 4 8
Corrosion protection of hydraulic components 4 9
DBT GmbH, Lünen 2007E
BI622244
Contents
DBT shield 2550/5500-2×4207-1750
5 Operation
Requirements 5 3
Operating conditions 5 3
Safety requirements 5 6
Operation of the shield 5 9
Work safety 5 14
Operation of the shield hydraulics 5 15
Location of hydraulic components on the support 5 15
Functions of the HP ball valves 5 20
Repair and emergency operation 5 30
Operation and functions of the control unit 5 32
Shield functions 5 33
Special functions 5 34
Maintenance 5 36
Special measures 5 36
Carry out daily 5 37
Carry out weekly 5 37
Carry out every six months 5 38
Assessment of damage according to schedule 5 38
Remedying faults 5 39
Troubleshooting tips 5 39
Fault localisation 5 39
3/2-way or pilot valve 5 42
Piloted 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 5
Base with control arms and shifting unit 6 8
Shield canopy 6 16
Flipper 6 18
Side seal 6 19
Caving shield 6 22
Technical data, steel structure 6 23
Hydraulic system 6 28
Two-stage telescopic prop 6 35
Hydraulic cylinder 6 37
Construction 6 37
Stabilising cylinder 6 38
Baselift cylinder 6 38
Shifting ram 6 39
Seal cylinder 6 40
Flipper cylinder 6 40
Pusher cylinder 6 41
Technical data, hydraulic cylinder 6 42
DBT GmbH, Lünen 2007E
BI622244
Contents
Doc No : 7420 135 000 BA 00 VLVA / 02
Pressure relief valves 6 45
Electrohydraulics, control system 6 47
PANZERMATIC® PM4 6 48
Angles of inclination of the canopy 6 49
Accessories 6 50
Permissible media 6 57
Hydraulic fluids 6 57
Greases and lubricating pastes 6 60
Tightening torques 6 62
Screws with ISO metric thread 6 62
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 4
Identification of the shields 7 6
Model plate 7 6
Shield number 7 6
Standards and Guidelines 7 7
Referenced national standards and guidelines 7 7
Referenced European standards and directives 7 7
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