CAT DBT-shield 1020/2200-2X2771-1750 Operating Manual PDF

Description

CAT DBT-shield 1020/2200-2X2771-1750 Operating Manual – PDF DOWNLOAD

FILE DETAILS:

CAT DBT-shield 1020/2200-2X2771-1750 Operating Manual – PDF DOWNLOAD 

Language : English
Pages : 154
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

CAT DBT-shield 1020/2200-2X2771-1750 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
Characters and symbols used 1 4
2 Your safety
Personnel 2 3
Operation and maintenance 2 3
Repair 2 4
Conditions for operation 2 5
Intended use 2 5
Unauthorized use 2 5
Safety instructions 2 6
Overview of the safety instructions 2 16
3 Storage and transport
Storage 3 3
Storage of new equipment 3 3
Used equipment 3 5
Transport 3 5
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 6
Requirements for the face hydraulic system 4 7
Start-up 4 8
To be observed prior to start-up 4 8
How to put the support into operation 4 9
Corrosion protection of hydraulic components 4 10
DBT GmbH, Lünen 2007E
Contents
DBT-shield 1020/2200-2X2771-1750
5 Operation
Requirements 5 3
Conditions for operation 5 3
Safety requirements 5 6
Operation of the shield 5 9
Safe working 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 16
Shield components 5 22
Repair and emergency operation 5 33
Operation and functions of the control valve block 5 35
Functions of the water valve unit 5 38
Maintenance 5 39
Special measures 5 39
Daily inspection 5 40
Weekly maintenance 5 41
Carry out every six months 5 41
Assessment of damage according to schedule 5 41
Troubleshooting 5 42
Fault finding on shield hydraulic system 5 42
Fault localization 5 42
3/2-way or pilot valve 5 45
Piloted check valves 5 45
Internal by-pass in props 5 46
Pressure relief valve defective 5 46
Defective or blocked filter 5 46
6 Technical data
Description 6 3
Main subassemblies 6 4
Main dimensions 6 5
Base with lemniscatic links and shifting unit 6 7
Canopy 6 13
Caving shield 6 16
Side seal 6 17
Technical data, steel structure 6 20
Hydraulic system 6 22
Shield hydraulics 6 22
Double-telescopic prop 6 28
Hydraulic cylinder 6 30
Design 6 30
Shifting ram 6 31
Stabilizing cylinder 6 31
Alignment cylinder (seal cylinder) 6 32
Technical data, hydraulic cylinder 6 32
DBT GmbH, Lünen 2007E
Contents
Doc no : 7420 178 000 BA 00 VSVA / 01
Pressure relief valves 6 34
Electrohydraulic control system 6 36
Electrohydraulic control unit 6 36
PMC®-R control unit 6 37
Angles of inclination of the canopy 6 41
Permissible media 6 42
Hydraulic fluids 6 42
Lubricating greases and pastes 6 45
Tightening torques 6 47
Screws with ISO metric thread 6 47
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 7
Referenced standards and guidelines 7 8
Referenced national standards and guidelines 7 8
Referenced European standards and guidelines 7 8

DESCRIPTION:

CAT DBT-shield 1020/2200-2X2771-1750 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 manual and the symbols used.
Before starting work
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:
DBT-shield 1020/2200-2X2771-1750
and is only permitted to be used for shields of this type. Only use
the operating manual applicable to the respective shield. If you
don’t you will endanger yourself and others.

S.V 24/03/2025