DB-300-92
Table of contents
1 Introduction............................................................................................................................................................4
2 Safety ....................................................................................................................................................................4
2.1 Authorized staff..............................................................................................................................................4
2.2 Residual hazards ...........................................................................................................................................4
2.3 Safety references...........................................................................................................................................4
2.3.1 General safety instructions ................................................................................................................ 5
3 Application ranges.................................................................................................................................................6
3.1 Special notes for CO
2
liquid receivers ...........................................................................................................7
3.2 System registration ........................................................................................................................................7
3.3 Conformity .....................................................................................................................................................8
4 Mounting................................................................................................................................................................9
4.1 Transporting the pressure vessel ..................................................................................................................9
4.2 Installation location ........................................................................................................................................9
4.3 Maximum allowable pressure ......................................................................................................................10
4.4 Removal clearance for probe.......................................................................................................................10
4.5 Removal clearance for filter cartridge ..........................................................................................................11
4.6 Delivery condition ........................................................................................................................................11
4.7 Connecting the pipelines .............................................................................................................................11
4.7.1 Mounting the pressure relief valve................................................................................................... 12
4.8 Oil separator ................................................................................................................................................13
4.9 Liquid receiver connections .........................................................................................................................14
4.10 Connection dimensions for liquid receivers .................................................................................................17
4.11 Oil separator connections............................................................................................................................20
4.12 Connection dimensions for oil separators....................................................................................................25
5 Commissioning ....................................................................................................................................................27
5.1 Charging with oil ..........................................................................................................................................27
5.2 Checking tightness ......................................................................................................................................27
5.3 Evacuation ...................................................................................................................................................27
5.4 Charging refrigerant.....................................................................................................................................28
5.5 Compressor start .........................................................................................................................................28
5.5.1 Checking the oil level....................................................................................................................... 28
5.5.2 Vibrations......................................................................................................................................... 28
5.5.3 Checking the operating data............................................................................................................ 28
6 Operation.............................................................................................................................................................29
7 Maintenance........................................................................................................................................................29
7.1 Changing the filter cartridges.......................................................................................................................29
7.1.1 OAC series....................................................................................................................................... 30
7.1.2 OAS series....................................................................................................................................... 31
7.1.3 OAHC series.................................................................................................................................... 32
7.2 Extracting the refrigerant .............................................................................................................................33
7.3 Draining the oil.............................................................................................................................................33
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