Emerson Copeland OME-4MTL-12X Application Manuallines page 4

4.2.1 Refrigerant charging procedure ........................................................................ 43
4.2.2 Oil charging procedure ...................................................................................... 43
4.3 Maximum compressor cycle ......................................................................................... 43
4.4 Checks before starting & during operation ................................................................... 44
5 Maintenance & repair .................................................................................... 45
5.1 General considerations ................................................................................................. 45
5.2 Opening the unit housing .............................................................................................. 45
5.2.1 To open the electrical cabinet ........................................................................... 45
5.2.2 To open the compressor chamber .................................................................... 46
5.2.3 To remove the fan safety grid ........................................................................... 46
5.2.4 To access the inner parts of the gas cooler ...................................................... 46
5.3 Replacing a compressor ............................................................................................... 47
5.4 Gas cooler fins .............................................................................................................. 47
5.5 Electrical installation ..................................................................................................... 48
5.6 Routine leak testing ...................................................................................................... 48
5.7 Gas cooler fan & motor ................................................................................................. 48
5.8 Pressure relief valves .................................................................................................... 48
5.8.1 PRV blow-off ..................................................................................................... 48
5.8.2 Regular maintenance and check ....................................................................... 49
5.8.3 PRV replacement on liquid receiver .................................................................. 49
5.9 Pressure switch CS3 ..................................................................................................... 49
6 Certification & approval ................................................................................ 50
7 Dismantling & disposal ................................................................................. 50
Appendix 1: IPG215D controller alarm menu .......................................................... 51
Appendix 2: Temperature / resistance curve for NTC ............................................ 59
Appendix 3: Temperature / resistance curve for PTC ............................................ 61
Appendix 4: Overview tables - Regulation 2015/1095/EU ...................................... 63
Appendix 5: List of tables and figures .................................................................... 65
DISCLAIMER ............................................................................................................. 66
AGL_Unit_OME_4MTL_EN_Rev01