CAT DBT – Shield 2200/4500-2×3796-1750 Operating Manual PDF

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CAT DBT – Shield 2200/4500-2×3796-1750 Operating Manual – PDF DOWNLOAD

FILE DETAILS:

CAT DBT – Shield 2200/4500-2×3796-1750 Operating Manual – PDF DOWNLOAD 

Language : English
Pages : 138
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

CAT DBT – Shield 2200/4500-2×3796-1750 Operating Manual – PDF DOWNLOAD 

1 About this manual
Before starting work 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 of operation 2 5
Use in conformance with specifications 2 5
Use contrary to specifications 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
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 to the face hydraulic system 4 7
Start-up 4 8
To be observed prior to start-up 4 8
Start-up of the shields 4 10
Corrosion protection of hydraulic components 4 10
DBT GmbH, Lünen 2004E
Index
DBT – Shield 2200/4500-2×3796-1750
5 Operation and maintenance
Basic 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 at the shield 5 15
Operation of the dual backflush filter 5 23
Repair and emergency operation 5 24
Operation and functions of the control valve block 5 26
Maintenance 5 29
Special measures 5 29
Daily inspection 5 30
Weekly inspection 5 30
To be done every six months 5 30
Assessment of damage according to schedule 5 30
Trouble shooting 5 31
Fault finding on shield hydraulic system 5 31
Fault localization 5 31
3/2-Way valve or pilot valve 5 34
Pilot-operated check valves 5 34
Internal by-pass in props 5 35
Faulty pressure relief valve 5 35
Defective or blocked filter 5 35
6 Technical data
Shield variants 6 3
Main subassemblies 6 5
Base with lemniscatic links and central shifting unit 6 7
Shield canopy 6 11
Caving shield 6 15
Side seal 6 16
Technical data of the shield, steel structure 6 19
Hydraulic system 6 22
Double-telescopic prop 6 25
Function 6 26
Hydraulic cylinder, double and single acting 6 27
Stabilizing cylinder 6 28
Baselift cylinder 6 28
Shifting cylinder 6 29
Technical data of hydraulic cylinders 6 30
Pressure relief valves 6 33
Electrohydraulic control system 6 35
Electronic shield control 6 36
Angles of inclination of the canopy 6 37
DBT GmbH, Lünen 2004E
Index
Doc no : 7420 131 000 BA 00 VEVE / 01
Accessories 6 38
Anti-topple device “canopy – canopy” 6 38
Anchoring device base – base 6 40
Operating media 6 41
Hydraulic fluids of group HFA 6 41
Lubricating greases and pastes 6 44
Tightening torques 6 46
Screws with metric coarse thread DIN 13 6 46
7 For your information
Our service 7 3
Service addresses 7 3
Identification of shields 7 5
Type plate 7 5
Shield number 7 5
Referenced standards and guidelines 7 6

S.V 27/03/2025