2. Table of contents
7
2 Table of content s
1 Foreword .............................................................................................................................................................................. 5
1.1 Notes on the compressor............................................................................................................................................. 5
1.2 Intended use.................................................................................................................................................................5
1.3 Maintenance ................................................................................................................................................................. 5
1.4 Notes.............................................................................................................................................................................6
2 Table of contents ................................................................................................................................................................7
3 Safety regulations ............................................................................................................................................................... 9
3.1 Identification of safety guidelines.................................................................................................................................9
3.2 General safety instructions .......................................................................................................................................... 9
3.3 Changes and modifications to the machine..............................................................................................................10
3.4 Installation and normal operation ..............................................................................................................................10
3.5 Special work/maintenance.........................................................................................................................................12
3.6 Warning of special dangers .......................................................................................................................................14
3.7 Storage of compressors.............................................................................................................................................15
3.8 Symbols and explanations.........................................................................................................................................16
4 Design and functioning....................................................................................................................................................20
4.1 Design of the unit........................................................................................................................................................20
4.1.1 Design of the unit L07-L11 .............................................................................................................................20
4.1.2 Design of the unit L15-L22 .............................................................................................................................21
4.2 Schematic diagram.....................................................................................................................................................22
4.2.1 Schematic diagram L07-L11..........................................................................................................................22
4.2.2 Schematic diagram L15-L22..........................................................................................................................23
4.3 Oil circuit .....................................................................................................................................................................24
4.4 Air circuit .....................................................................................................................................................................24
4.5 System control............................................................................................................................................................24
4.5.1 System control L07-L11 .................................................................................................................................24
4.5.2 System control L15-L22 .................................................................................................................................25
4.6 Hood (opening/closing) ..............................................................................................................................................26
5 Transport and installation................................................................................................................................................27
5.1 Transport.....................................................................................................................................................................27
5.2 Installation...................................................................................................................................................................27
6 Preparations for commissioning ....................................................................................................................................28
6.1 Cooling air volume/minimum cross............................................................................................................................28
6.2 Compressed air connection .......................................................................................................................................28
6.3 Electrical connection ..................................................................................................................................................29
6.4 Electric motor fasteners for secure transportation....................................................................................................31
6.5 Oil level check.............................................................................................................................................................31
6.6 Sound pressure level..................................................................................................................................................32
7 Commissioning..................................................................................................................................................................33
7.1 First commissioning....................................................................................................................................................33
7.2 Routine commissioning..............................................................................................................................................34
7.3 Commissioning after malfunction ..............................................................................................................................34
8 Control system ..................................................................................................................................................................35
8.1 General .......................................................................................................................................................................35
8.2 Keys ............................................................................................................................................................................35
8.3 Status indicator (display / light signals).....................................................................................................................35
8.4 Displaying / changing values .....................................................................................................................................36
8.4.1 Selecting values..............................................................................................................................................36
8.4.2 Changing values.............................................................................................................................................36
8.5 Default settings...........................................................................................................................................................36
8.5.1 Selecting language.........................................................................................................................................36
8.5.2 Setting network pressure................................................................................................................................36
8.5.3 Setting time/date (timer) .................................................................................................................................37
8.6 Starting the unit...........................................................................................................................................................37
8.7 Switching off the unit ..................................................................................................................................................37
8.8 Emergency off button .................................................................................................................................................37
8.9 Acknowledging warning/fault messages ...................................................................................................................37
8.9.1 Warning messages.........................................................................................................................................37
8.9.2 Fault messages ..............................................................................................................................................37
8.10 Menu structure (values are examples)......................................................................................................................38
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