CAT DBT Shield 1981 4115-2X4122-1750 Operating Manual (7420167000 BA 00) – PDF DOWNLOAD

Description

CAT DBT Shield 1981 4115-2X4122-1750 Operating Manual (7420167000 BA 00) – PDF DOWNLOAD

FILE DETAILS:

CAT DBT Shield 1981 4115-2X4122-1750 Operating Manual (7420167000 BA 00) – PDF DOWNLOAD

Language : English
Pages : 156
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

CAT DBT Shield 1981 4115-2X4122-1750 Operating Manual (7420167000 BA 00) – PDF DOWNLOAD

About this manual
This chapter provides important information making it easier for you to use this manual. You will also be given 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 for the shield support used. Compare the data given below with the data 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 1981/4115-2X4122-1750
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.

TABLE OF CONTENTS:

CAT DBT Shield 1981 4115-2X4122-1750 Operating Manual (7420167000 BA 00) – 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 of 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 3.6
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 4.11
Requirements for the face hydraulic system 4.12
Start-up 4.13
To be observed prior to start-up 4.13
Start-up of the shields 4.14
Corrosion protection of hydraulic components 4.15
5 Operation
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 on the shield 5.15
Functions of the high-pressure ball valves 5.17
Schild components 5.24
Operation of the dual backflush filter 5.29
Repair and emergency operation 5.30
Operation and functions of the control valve block 5.33
Functions of the water valve unit 5.36
Maintenance 5.37
Special measures 5.37
Daily maintenance 5.38
Weekly maintenance 5.38
To be done every six months 5.39
Assessment of damage according to schedule 5.39
Trouble shooting 5.40
Fault finding on shield hydraulic system 5.40
Fault localization 5.40
3/2-Way valve or pilot valve 5.43
Pilot-operated check valves 5.43
Internal by-pass in props 5.44
Faulty pressure relief valve 5.44
Defective or blocked filter 5.44
6 Technical data
Shield description 6.3
Main assemblies 6.5
Base with lemniscatic links and central shifting unit 6.7
Shield canopy 6.11
Flipper 6.13
Caving shield 6.15
Side seal 6.16
Technical data of the shield, steel structure 6.19
Hydraulic system 6.21
Shield hydraulics 6.21
Double-telescopic prop 6.27
Hydraulic cylinder 6.29
Design 6.29
Shifting ram 6.30
Stabilizing cylinder 6.31
Baselift cylinder 6.31
Seal cylinder 6.32
Flipper cylinder 6.32
Technical data of hydraulic cylinders 6.33
Pressure relief valves 6.35
Shield control system 6.37
Electrohydraulic control unit 6.37
Electronic shield control PMC®-R 6.38
Angles of inclination of the canopy 6.40
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
South Africa 7.4
Asia 7.5
Identification of shields 7.6
Type plate 7.6
Shield number 7.6
Referenced standards and guidelines 7.7
Referenced national standards and guidelines 7.7
Referenced european standards and guidelines 7.7

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