CAT Roof Support Shield support 8851970-2×3181-1750 operation Manual – PDF DOWNLOAD

Description

CAT Roof Support Shield support 8851970-2×3181-1750 operation Manual – PDF DOWNLOAD

DESCRIPTION:

CAT Roof Support Shield support 8851970-2×3181-1750 operation Manual – PDF DOWNLOAD

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 and characters 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 885/1970-2×3181-1750 *
ID No.: 7420 203 000 00 01
ID No.: 7420 203 000 00 02
ID No.: 7420 203 000 00 03

and is only permitted to be used for shields of this type! The operating manual must be accessible at all times to all persons working on or with the shield. There should, if possible, always be an operating manual for the shield available at the place of operation

new operating manual

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

TABLE OF CONTENTS:

CAT Roof Support Shield support 8851970-2×3181-1750 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
Bearing 33
Storage of the equipment 33
Storing used equipment 34
Transport 35
Load units; dimensions and weights 35
Before transport 35
Transport safety device 38
4 Installation
Pre-assembly of the shield units 43
Installation of the shield units 43
Pressure equalization of the electronic control system 45
Supply connections 46
Establishing a link between connections 49
Requirements for the face hydraulic system 410
Commissioning 411
To be observed prior to startup 411
How to put the support into operation 413
Corrosion protection of hydraulic components 413
Bucyrus Europe GmbH, Lünen 2010E
BI622496
Contents
Shield support 885/1970-2×3181-1750
5 Operation
Requirements 53
Operating conditions 53
Safety requirements 56
Operation of the shield support 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 hydraulics 517
Shield components 525
Main components 525
Plug with pressure relief 534
Repair and emergency operation 536
Operation and functions of the electrohydraulic
control unit 537
Shield functions 538
Functions of the water valve unit 540
Maintenance 541
Special measures 541
Daily maintenance 542
Weekly maintenance 543
Every six months 543
Regular, scheduled damage assessment 543
Troubleshooting 544
Instructions for troubleshooting 544
Fault localization 544
3/2-way or pilot valve 547
Piloted check valves 547
Internal by-pass in props 548
Pressure relief valve defective 548
Defective or blocked filter 548
6 Technical data
Description 63
Main subassemblies 64
Main dimensions 65
Skid with lemniscatic links and relay bar assembly 66
Canopy 611
Caving shield 614
Technical data, steel structure 616
Hydraulic system 619
Shield hydraulics 619
PMC®-R electronic control system 620
Double-telescopic prop (peg) 621
Bucyrus Europe GmbH, Lünen 2010E
BI622496
Contents
Doc no: 7420 203 000 BA 00 VTSV / 01
Hydraulic cylinder 623
Design 623
Shifting ram 624
Stabilizing cylinder 624
Technical data, hydraulic cylinder 625
Pressure relief valves 626
Angles of inclination of the canopy 628
Permissible media 629
Hydraulic fluids 629
Quality of the process water 631
Lubricating greases and pastes 633
Tightening torques 635
Screws with ISO metric thread 635
7 For your information
Standards and directives 73
Referenced standards and directives 73
Identification of the shield 75
Name plate 75
Shield number 76

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CAT ROOF SUPPORT SHIELD SUPPORT 8851970-2X3181-1750 OPERATION MANUAL – PDF DOWNLOAD:

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