CAT Roof Support Shield support 12502780-2X3056-1500 Operation Manual – PDF DOWNLOAD

Description

CAT Roof Support Shield support 12502780-2X3056-1500 Operation Manual – PDF DOWNLOAD

DESCRIPTION

CAT Roof Support Shield support 12502780-2X3056-1500 Operation Manual – PDF DOWNLOAD

Doc. no.: 7420 165 000 BA 00

About this manual

This chapter contains important information that makes it easier for you to use this manual. It provides you with information about the structure of the manual and the symbols used in it.

Before starting work

applicable operating manual

Using an operating manual that is not written for the shield support at hand can result in a safety hazard for yourself and others. Ensure that the data on the shield agrees with the data given in the operating manual.

shield type

This operating manual belongs to the:
shield support 1250/2780-2X3056-1500 *
ID No.: 7420 165 000 00 01
and is only permitted to be used for shields of this type!

new operating manual

Send for a new operating manual immediately if the present operating manual is no longer complete or has become illegible.

Persons for whom the operating manual is intended

• This operating manual is intended for those persons who work with or on the shields.
• All persons working on the face, at the edge of the face or at the entry must read this operating manual

This includes persons who:

• are in charge of transport,
• prepare the rise heading,
• perform installation / removal work,
• operate the shields,
• correct malfunctions,
• perform daily routine work on the face,
• monitor/look after for the hydraulic system,
• perform maintenance work,
•  perform repair work.

Supervisory personnel who:

• initiate the activities named above and/or
• supervise the activities named above.

TABLE OF CONTENTS:

CAT Roof Support Shield support 12502780-2X3056-1500 Operation Manual – PDF DOWNLOAD

1 About this manual
Before starting work 13
Persons for whom the operating manual is intended 13
Purpose of this operating manual 14
Characters and symbols used 14
2 Your safety
Personnel 23
Operation 23
Installation and repairs 24
Operating conditions 25
Intended use 25
Unauthorized use 25
Safety instructions 26
3 Storage and transport
Storage 33
Storage of new equipment 33
Storing used equipment 34
Transport 35
Load units; dimensions and weights 35
Before transport 35
4 Installation
Pre-assembly of the support units 43
Installation of the side flaps 43
Installation of lower protective wall 45
Installation upper protective wall 45
Installation relay bar assembly, exterior 47
Installation of the support units 48
Pressure equalization of the electronic control system 49
Supply connections 410
Establish a link between the connections 412
Requirements for the face hydraulic system 413
Commissioning 414
To be observed prior to start-up 414
How to put the support into operation 416
Corrosion protection of hydraulic components 416
Bucyrus Europe GmbH, Lünen 2009E
BI622821
Contents
Shield support 1250/2780-2X3056-1500
5 Operation
Requirements 53
Operating conditions 53
Safety requirements 56
Operation of the shield 59
Work safety 514
Operation of the shield hydraulics 515
Arrangement of hydraulic components on the support 515
Functions of the HP ball valves 516
Shield components 522
Plug with pressure relief 531
Retracting or extending side seal 533
Repair and emergency operation 534
Operation and functions of the electrohydraulic
control unit 536
Maintenance 540
Special measures 540
Daily maintenance 541
Weekly maintenance 542
Every six months 542
Regular, scheduled damage assessment 542
Troubleshooting 543
Instructions for troubleshooting 543
Fault localisation 543
3/2-way or pilot valve 546
Piloted check valves 546
Internal by-pass in props 547
Pressure relief valve defective 547
Defective or blocked filter 547
6 Technical data
Description 63
Main subassemblies 64
Main dimensions not including additional equipment 66
Base with lemniscatic links and relay bar assembly 67
Canopy 613
Side seal 615
Caving shield 618
Side flap 620
Protective wall on base 620
Protective wall on side seal 621
Technical data, steel structure 622
Bucyrus Europe GmbH, Lünen 2009E
BI622821
Contents
Doc no:7420 165 000 BA 00 SSVI / 03
Hydraulic system 623
Shield control unit 623
PMC®-R electronic control unit 624
Two-stage telescopic prop 625
Hydraulic cylinder 627
Technical data, hydraulic cylinder 630
Pressure relief valves 632
Angles of inclination of the canopy 634
Permissible media 635
Hydraulic fluids 635
Quality of the process water 637
Lubricating greases and pastes 639
Tightening torques 641
Screws with ISO metric thread 641
7 For your information
Our service 73
Service addresses 73
Europe 73
America 74
Australia 74
Africa 74
Asia 75
Identification of the shields 76
Type plate 76
Shield number 77
Standards and guidelines 78
Referenced national standards and guidelines 78
Referenced European standards and directives 78
Bucyrus Europe GmbH, Lünen 2009E
BI622821
Contents
Shield

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CAT ROOF SUPPORT SHIELD SUPPORT 12502780-2X3056-1500 OPERATION MANUAL – PDF DOWNLOAD:

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