Table of Contents
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4.1 General recommendations............................................................................................... 13
4.2 Electrical installation ........................................................................................................ 13
Part-winding motors (YY/Y) - Code A .................................................................. 13
4.2.1
Star / Delta motors (Y/∆) - Code E ...................................................................... 13
4.2.2
4.3 Wiring diagrams ............................................................................................................... 13
Wiring diagrams for part winding motors (AW...) ................................................. 14
4.3.1
Wiring diagrams for Star / Delta motors (EW...) .................................................. 16
4.3.2
4.4 Protection devices ............................................................................................................ 17
4.5 CoreSense™ Diagnostics ................................................................................................ 17
4.6 CoreSense™ Protection .................................................................................................. 19
4.6.1
Motor protection ................................................................................................... 19
4.6.2
Oil pressure control .............................................................................................. 19
4.7 Crankcase heater ............................................................................................................. 21
5
Starting up & operation................................................................................... 22
5.1 Leak test........................................................................................................................... 22
5.2 System evacuation ........................................................................................................... 22
5.3 Preliminary checks - Pre-starting .................................................................................... 22
5.4 Charging procedure ......................................................................................................... 22
5.5 Initial start-up ................................................................................................................... 23
5.6 Minimum run time ............................................................................................................ 23
5.7 Pump-down ...................................................................................................................... 23
6
Maintenance & repair ...................................................................................... 24
6.1 Exchanging the refrigerant ............................................................................................... 24
6.2 Replacing a compressor .................................................................................................. 24
6.3 Lubrication and oil removal .............................................................................................. 24
6.4 Oil additives ..................................................................................................................... 25
6.5 Unbrazing system components ....................................................................................... 25
7
Dismantling & disposal ................................................................................... 25
Appendix 1: Stream Digital compressor connections ............................................. 26
Appendix 2: Tightening torques in Nm ..................................................................... 27
Disclaimer ................................................................................................................... 27
C6.3.2/0416-0716/E
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