Emerson Copeland YBD17K1E Manual page 3

3.14 Sound shell ...................................................................................................................... 17
3.15 Insulation material ............................................................................................................ 17
3.16 Sound and vibration ......................................................................................................... 17
3.17 Compressor oil return, oil balancing, refrigerant floodback and oil dilution tests ............ 17
3.18 Suction line accumulator .................................................................................................. 18
4 Electrical connection ...................................................................................... 20
4.1 General recommendations............................................................................................... 20
4.2 Electrical installation ........................................................................................................ 20
4.3 Terminal box .................................................................................................................... 21
4.4 Motor insulation ................................................................................................................ 22
4.5 Motor protection ............................................................................................................... 22
4.6 High-potential testing ....................................................................................................... 22
5 Start-up & operation ........................................................................................ 23
5.1 Strength-pressure test ..................................................................................................... 23
5.1.1 Compressor strength-pressure test ...................................................................... 23
5.1.2 System strength-pressure test ............................................................................. 23
5.2 Compressor tightness test ............................................................................................... 24
5.3 System evacuation ........................................................................................................... 24
5.4 Preliminary checks - Pre-starting .................................................................................... 24
5.5 Charging procedure ......................................................................................................... 25
5.6 Run-in time ....................................................................................................................... 25
5.7 Initial start-up ................................................................................................................... 25
5.8 Rotation direction ............................................................................................................. 26
5.9 Pressure fluctuations ....................................................................................................... 26
5.10 Starting sound .................................................................................................................. 26
5.11 Deep vacuum operation ................................................................................................... 26
5.12 Shell temperature ............................................................................................................. 26
5.13 Pumpdown cycle .............................................................................................................. 27
5.14 Minimum run time ............................................................................................................ 27
5.15 Sound characteristics ....................................................................................................... 27
5.16 Shut-off sound .................................................................................................................. 27
5.17 Supply frequency and voltage ......................................................................................... 27
5.18 Oil level ............................................................................................................................ 28
5.19 Controlling the digital scroll .............................................................................................. 28
5.20 Power factor and power input .......................................................................................... 29
6 Maintenance & repair ...................................................................................... 30
6.1 Qualification of workers .................................................................................................... 30
6.2 Preparation and work procedure ..................................................................................... 31
6.3 Disassembling system components ................................................................................ 31
6.4 Replacing a compressor .................................................................................................. 31
AGL_Ref_DG_YBDK1E_EN_Rev04