CAT Roof Support Face-End Shield 21003800-2X6760-2050 Operating and Maintenance Manual – PDF DOWNLOAD

Description

CAT Roof Support Face-End Shield 21003800-2X6760-2050 Operating and Maintenance Manual – PDF DOWNLOAD

DESCRIPTION:

CAT Roof Support Face-End Shield 21003800-2X6760-2050 Operating and Maintenance Manual – PDF DOWNLOAD

1 About this manual

This chapter contains important information that makes it easier for you to use this manual. You will also get information about the structure of the manual and the symbols, characters and abbreviations used and frequently used terms.

1.1 How to use this manual

applicable operating manual

cerned can result in a safety hazard for yourself and others. Ensure that the data on the machine complies with the data given in the operating manual. The operating manual must be accessible at all times to all persons working on or with the shield. It should always be available at the place of operation

new operating manual

Request a new operating manual immediately if the current 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,
• set up the rise heading,
• perform installation/removal work,
• operate the shields,
• correct malfunctions,
• carry out daily routine work on the face or in the entry,
• monitor and look after for the hydraulic system,
• carry out maintenance work,
• carry out repair work.

Supervisory personnel who:

• initiate the activities mentioned above and/or
• supervise them.

TABLE OF CONTENTS:

CAT Roof Support Face-End Shield 21003800-2X6760-2050 Operating and Maintenance Manual – PDF DOWNLOAD

1 About this manual 6
11 How to use this manual 6
12 Signs and symbols used 8
2 Safety 9
21 General safety instructions 9
22 Personnel 9
23 Repair and servicing 9
24 Operating conditions 10
241 Intended use 10
242 Unauthorized use 10
25 Using the machine and working on the machine 11
26 Notes on the hydraulic system 12
261 Recommended storage and use period 14
3 Storage and transport 16
31 Storage 16
32 Transport 17
33 Transporting the entire shield support 20
331 End shield 20
332 Transport safety devices 22
333 Relay bar assembly 23
334 Side seal 24
4 Installation 25
41 Pre-assembly of the shield units 25
42 How to install the shield units 25
421 Shield units 25
422 Pressure equalization of the electronic control system 27
423 Supply connections for auxiliary supply 28
43 Requirements for the face hydraulic system 33
44 Water spraying system requirements 33
45 Commissioning 34
451 To be observed prior to commissioning 34
452 How to put the support into operation 36
453 Corrosion protection of hydraulic components 36
5 Operation 37
51 Requirements 37
511 Operating conditions 37
512 Safety requirements 39
52 Operation of the shield support 42
53 Work safety 48
54 Shield components 49
55 Design of the ball valves 51
56 Hydraulic components on the shield 53
561 Location of hydraulic components 53
562 Control unit functions and pin assignment 60
563 Shield hydraulics 61
564 Hydraulic lines 62
565 Hose lines 64
566 Stecko parts 68
567 Water spraying system and accessories 71
568 Bracket and accessories 73
569 Additional brackets 79
5610 Tools 84
57 Location of the hydraulic components 87
58 Repair and emergency operation 99
59 Operation and functions of the electrohydraulic control unit 100
591 Shield functions – control unit, 12-function 100
592 Shield functions – water valve unit 103
510 Operating the double filter 103
511 Measuring coupling 104
512 Maintenance 105
513 Regular, scheduled damage assessment 107
514 Troubleshooting 108
5141 Instructions for troubleshooting 108
5142 3/2-way or pilot valve 111
5143 Piloted check valves 111
5144 Checking the leg check valves 111
5145 Internal bypass in legs 111
5146 Pressure relief valve defective 112
5147 Defective or clogged filter 112
6 Technical data 113
61 Technical description 114
611 Main dimensions, end 114
612 Base frame with lemniscatic link and relay bar assembly 115
613 Relay bar assembly 121
614 Lemniscatic links 123
615 Canopy 125
616 Flipper 127
617 Leg head with pin 129
618 Canopy and caving shield side seals 130
619 Caving shield 133
62 Accessories 135
621 Anti-topple device “canopy-canopy” 135
622 Side flap 143
63 Technical data, steel structure 145
64 Hydraulic system 146
641 Shield hydraulics 146
65 Two-stage telescopic leg 147
651 Function 148
66 Hydraulic cylinders 150
661 Layout 150
662 Legs and cylinders 151
67 Pressure relief valves 157
68 Angles of inclination of the canopy 159
69 Tightening torques 159
691 Screws and bolts with ISO metric thread 159
610 Permissible media 161
6101 Hydraulic fluids 161
6102 Quality of the process water 163
6103 Greases and lubricating pastes 164

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CAT ROOF SUPPORT FACE-END SHIELD 21003800-2X6760-2050 OPERATING AND MAINTENANCE MANUAL – PDF DOWNLOAD:

PLEASE NOTE:

• This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
• Contact us at [email protected] should you have any queries before your purchase or that you need any other service / repair / parts operators manual.

S.M