Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
$29.95
Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
Description
Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
FILE DETAILS:
Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
Language : English
Pages :306
Downloadable : Yes
File Type : PDF
Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
About this manual
This chapter contains important information making it easier for you
to use this manual. It also provides you with information on the
structure of the manual and the symbols used.
operating manual
applicable to the shield support being used. Compare the data
given below with the data given on the type plate of the shield support.
Where to find the type plate on the shield support is described
in chapter 7 of this operating manual.
This operating manual is designed for:
Shield 2400/5000-2X4412-1750
with the ID number 7420 182 000 00 01/02
and
shield 2250/4500-2X4412-1750
with ID numbers 7420 183 000 00 01 to 04
and is only permitted to be used for shields of this type. Only use
the operating manual applicable to the respective shield support.
If you don’t, you will endanger yourself and others.
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Cat DBT Shield 2400 5000-2X4412-1750 & 2250 4500-2X4412-1750 Operating Manual – PDF DOWNLOAD
1 About this manual
Before starting work 1 3
Persons for whom the operating manual is intended 1 4
Purpose of this operating manual 1 4
Characters and symbols used 1 5
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
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 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 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
5 Operation
Requirements 5 3
Operating conditions 5 3
Safety requirements 5 6
Operation of the shield 5 9
DBT GmbH, Lünen 2007E
Contens
DBT – Shield 2400/5000-2×4412-1750 / 2250/4500-2×4412-1750
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 17
Shield hydraulics 5 18
Shield components 5 31
Operation of the dual backflush filter 5 43
Repair and emergency operation 5 44
Operation and functions of the control valve block 5 47
Shield variant functions 5 48
Maintenance 5 51
Special measures 5 51
Daily inspection 5 52
Weekly maintenance 5 53
Carry out every six months 5 53
Assessment of damage according to schedule 5 53
Remedying faults 5 54
Troubleshooting on shield hydraulic system 5 54
Fault localization 5 54
3/2-way or pilot valve 5 57
Piloted check valves 5 57
Internal by-pass in props 5 58
Pressure relief valve defective 5 59
Defective or blocked filter 5 59
6 Technical data
Description 6 3
Main subassemblies 6 6
Main dimensions 6 9
Base with lemniscatic links and shifting unit 6 11
Shield canopy 6 15
Side seal 6 20
Caving shield 6 24
Accessories 6 25
Side flap 6 25
Protective wall 6 26
Technical data, steel structure 6 27
Hydraulic system 6 30
Shield hydraulics 6 31
Double-telescopic prop 6 42
Hydraulic cylinder 6 44
Design 6 44
Stabilizing cylinder 6 45
Baselift cylinder (Lift-) 6 45
Shifting ram 6 46
Alignment cylinder (seal cylinder) 6 47
Flipper cylinder 6 47
DBT GmbH, Lünen 2007E
Contens
Doc no : 7420 182 000 BA 00 VSVA / 01
Flipper front cylinder 6 48
Pusher cylinder 6 48
Technical data, hydraulic cylinder 6 49
Pressure relief valves 6 52
Electrohydraulic control system 6 54
Electrohydraulic control unit 6 54
PMC®-R control unit 6 55
Angles of inclination of the canopy 6 57
Accessories 6 58
Anti topple device “canopy – canopy” 6 58
Endshield steering device 6 60
Permissible media 6 62
Hydraulic fluids 6 62
Lubricating greases and pastes 6 65
Tightening torques 6 67
Screws with ISO metric thread 6 67
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
Type plate 7 6
Shield number 7 7
Standards and guidelines 7 8
Referenced national standards and guidelines 7 8
Referenced European standards and directives 7 8
Questions? Email us: [email protected]
S.M
