Table Of Contents - Gardner Denver L Series Original User And Service Manual

1 Warning -Prohibition - Mandatory Label Information ........................................................................................ 2
2 Preface .................................................................................................................................................................. 5
2.1 Compressor Information .............................................................................................................................. 6
2.2 Intended Use ............................................................................................................................................... 6
2.3 Maintenance and Care ................................................................................................................................ 6
2.4 Notes ........................................................................................................................................................... 6
3 Table of contents .................................................................................................................................................. 8
4 Safety regulations .............................................................................................................................................. 10
4.1 General safety regulations ......................................................................................................................... 10
4.2 Particular dangers associated with compressed air ................................................................................... 11
4.3 Particular dangers associated with machines ............................................................................................ 13
4.4 Particular dangers associated with water-cooled units ................................................................................... 14
4.5 Dangers present when loading/moving machines ..................................................................................... 14
4.6 General workplace dangers ....................................................................................................................... 15
4.7 Dangers resulting from neglecting to perform maintenance ....................................................................... 15
4.8 Dangers during maintenance and repairs .................................................................................................. 16
4.9 Dangers resulting from conversion work/modifications on the machine ..................................................... 18
5 Design and functioning ...................................................................................................................................... 19
5.1 Design of the unit .............................................................................................................................................. 19
5.1.1 Design of air-cooled units .................................................................................................................. 19
5.1.2 Design of water-cooled units ............................................................................................................. 20
5.2 System Schematic ..................................................................................................................................... 21
5.3 Oil circuit ................................................................................................................................................... 22
5.4 Air circuit ................................................................................................................................................... 22
5.5 System control ........................................................................................................................................... 22
6 Transport and installation .................................................................................................................................. 24
6.1 Transport ................................................................................................................................................... 24
6.2 Installation ................................................................................................................................................. 25
7 Preparations for commissioning .............................................................................................................................. 26
7.1 Cooling air volume/minimum cross ............................................................................................................ 26
7.2 Compressed-air connection ............................................................................................................................. 27
7.3 Water connection for water-cooled units .................................................................................................... 28
7.3.1 Limit values of the constituent elements in water .............................................................................. 29
7.4 Electrical connection (USA/CANADA Version only) ................................................................................... 29
7.4.1 Check setting of the fan protection switch (only for L90RS-L132RS) ................................................ 30
7.5 Checking the Oil Level ............................................................................................................................... 31
8 Commissioning .................................................................................................................................................. 33
8.1 First commissioning ................................................................................................................................... 33
8.2 Putting a decommissioned compressor back into operation ...................................................................... 37
8.3 Display of the compressor controller ........................................................................................................ 37
8.4 Routine commissioning ............................................................................................................................. 38
8.5 Commissioning after malfunction ............................................................................................................... 38
8.6 Shutoff ....................................................................................................................................................... 39
8.7 Emergency stop ........................................................................................................................................ 39
9 Storage of compressors ............................................................................................................................................ 40
9.1 Decommissioning ...................................................................................................................................... 40
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