Cat Bucyrus DBT – Shield 2250 4500-2X4319-1750 Operating Manual BI622213 – PDF DOWNLOAD

Description

Cat Bucyrus DBT – Shield 2250 4500-2X4319-1750 Operating Manual BI622213 – PDF DOWNLOAD

FILE DETAILS:

Cat Bucyrus DBT – Shield 2250 4500-2X4319-1750 Operating Manual BI622213 – PDF DOWNLOAD

Language : English
Pages : 171
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Cat Bucyrus DBT – Shield 2250 4500-2X4319-1750 Operating Manual BI622213 – 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.

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 2250/4500-2X4319-1750
and is only permitted to be used for shields of this type. Only use the operating manual applicable
to the respe you don’t you will endanger yourself and others.

availability of operating manual:

It is absolutely necessary to ensure that all persons working with or
on the support have access to the contents of the applicable operating
manuals for the shields at any time and without any restrictions.
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 correct malfunctions,
J perform daily routine work on the face,
J monitor / look after the hydraulic system,
J perform maintenance work,
J perform repair work;
J supervisory personnel who
– initiate and /or
– supervise

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

Cat Bucyrus DBT – Shield 2250 4500-2X4319-1750 Operating Manual BI622213 – 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 6
Requirements for 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 2006E
BI622213
Contents
DBT – Shield 2250/4500-2X4319-1750
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
Shield components 5 27
Extending or retracting the side seal 5 36
Canopy spraying system 5 38
Operation of the dual backflush filter 5 39
Repair and emergency operation 5 40
Operation and functions of the control valve block 5 42
Maintenance 5 46
Special measures 5 46
Daily maintenance 5 47
Weekly maintenance 5 47
To be done every six months 5 48
Assessment of damage according to schedule 5 48
Trouble shooting 5 49
Fault finding on shield hydraulic system 5 49
Fault localization 5 49
3/2-Way valve or pilot valve 5 52
Pilot-operated check valves 5 52
Internal by-pass in props 5 53
Faulty pressure relief valve 5 53
Defective or blocked filter 5 53
6 Technical data
Shield description 6 3
Main assemblies 6 5
Base with lemniscatic links and central shifting unit 6 8
Shield canopy 6 12
Flipper 6 14
Side seal 6 15
Caving shield 6 17
Technical data of the shield, steel structure 6 20
Hydraulic system 6 21
Shield hydraulics 6 22
Double-telescopic prop 6 31
DBT GmbH, Lünen 2006E
BI622213
Contents
Doc No : 7420 170 000 BA 00 VRVL / 01
Hydraulic cylinder 6 33
Design 6 33
Stabilizing cylinder 6 34
Shifting ram 6 34
Baselift cylinder 6 35
Seal cylinder 6 35
Flipper cylinder 6 36
Pusher cylinder 6 36
Technical data of hydraulic cylinders 6 37
Pressure relief valves 6 40
Shield control system 6 42
Electrohydraulic control unit 6 42
Electronic shield control PMC®-R 6 42
Angles of inclination of the canopy 6 44
Accessories 6 45
Anti-topple device “canopy – canopy” 6 45
End anchorage 6 46
End anchorage base – base 6 47
Permissible media 6 49
Hydraulic fluids 6 49
Lubricating greases and pastes 6 52
Tightening torques 6 54
Screws with ISO metric thread 6 54
7 For your information
Service addresses 7 3
Europe 7 3
Northamerica, Canada, Southamerica 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
Standards and guidelines 7 7
Referenced national standards and guidelines 7 7
European standards and guidelines 7 7

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