Emerson Copeland 4MTL-05 Application Manuallines page 3

Part-winding motors (YY/Y) - Code F ................................................................ 18
4.2.2
Star / Delta motors (Y/∆) - Code E .................................................................... 18
4.2.3
4.2.4 Terminal box isolators and jumpers position ...................................................... 19
4.3 Wiring diagrams ............................................................................................................. 20
4.3.1 Compressors with Next Generation CoreSense module ................................... 20
4.3.2 Compressors with CoreSense Protection module ............................................. 22
4.3.3 Compressors with CoreSense Diagnostics module ........................................... 24
4.4 Protection devices .......................................................................................................... 26
4.5 Next generation CoreSense™ ....................................................................................... 26
4.5.1 Next Gen CoreSense specifications .................................................................. 26
4.5.2 Next Gen CoreSense features ........................................................................... 26
4.6 CoreSense™ Protection ................................................................................................ 27
4.6.1 Motor protection ................................................................................................. 27
4.7 CoreSense™ Diagnostics (until December 2019 included) .......................................... 28
4.8 Crankcase heater ........................................................................................................... 29
5 Start-up & operation ....................................................................................... 31
5.1 Leak test......................................................................................................................... 31
5.2 System evacuation ......................................................................................................... 31
5.3 Preliminary checks - Pre-starting .................................................................................. 31
5.4 Charging procedure ....................................................................................................... 32
5.5 Initial start-up ................................................................................................................. 32
5.6 Minimum run time .......................................................................................................... 32
5.7 Inverter operation ........................................................................................................... 33
Maximum Operating Current - Models 4MTL-35 to 4MTL-50 ........................... 33
5.7.1
5.7.2 Recommendations for use with an inverter ........................................................ 33
6 Maintenance & repair ..................................................................................... 35
6.1 Exchanging the refrigerant ............................................................................................. 35
6.2 Replacing a compressor ................................................................................................ 35
6.3 Lubrication and oil removal ............................................................................................ 35
6.4 Oil additives ................................................................................................................... 36
6.5 Unbrazing system components ..................................................................................... 36
7 Dismantling & disposal .................................................................................. 36
Appendix 1: Connections of Stream CO
Appendix 2: Tightening torques in Nm .................................................................... 38
Appendix 3: Correct T-plate isolators depending on motor version & power
supply ......................................................................................................................... 40
Disclaimer .................................................................................................................. 41
compressors .......................................... 37
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AGL_Stream_ST_4MTL_4MSL_E_Rev01