Carrier 19DV Series Installation, Operation And Maintenance Instructions page 3

Hermetic centrifugal liquid chillers dual stage
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3.6.2 CONNECT CONTROL OUTPUTS .................................................................................................. 49
3.6.4 VFD wiring : ..................................................................................................................................... 60
3.6.5 Carrier Comfort Network Interface (CCN) ....................................................................................... 61
4 START-UP/SHUT-DOWN/RECYCLE SEQUENCE ..................................................................................... 62
4.1 Local Start/Stop Control ......................................................................................................................... 62
4.2 Lubrication control .................................................................................................................................. 65
4.3 Shutdown ................................................................................................................................................ 66
5. BEFORE INITIAL START-UP ...................................................................................................................... 67
5.1 - Necessary checks ................................................................................................................................ 67
5.1.1 - Job data required ........................................................................................................................... 67
5.1.2 - Equipment required ....................................................................................................................... 67
5.1.3 - Remove shipping packaging ......................................................................................................... 68
5.1.4 - Lubrication and purge circuit valves ............................................................................................. 68
5.1.5 - Tighten all gasketed joints ............................................................................................................. 68
5.1.6 Check Chiller Tightness ................................................................................................................... 69
5.1.7 Standing Vacuum Test .................................................................................................................... 72
5.1.8- Chiller dehydration .......................................................................................................................... 72
5.1.9- Inspect water piping ........................................................................................................................ 73
5.1.10 - Check relief devices .................................................................................................................... 74
5.2 Inspect wiring .......................................................................................................................................... 74
5.3 Ground Fault Troubleshooting ................................................................................................................ 75
5.4 Check Purge Compressor Operation ..................................................................................................... 75
5.5 Checking the Installation ........................................................................................................................ 76
5.6 Check Lubrication Circuit system ........................................................................................................... 76
5.7 Charge unit with refrigerant .................................................................................................................... 77
5.8 Software configuration ............................................................................................................................ 78
5.8.1 Input the Design Set Points ............................................................................................................. 78
5.8.2 Input the local occupied schedule .................................................................................................... 79
5.8.3 Input service configurations ............................................................................................................. 79
5.8.4 Field Set Up and Verification ........................................................................................................... 86
5.9 Perform a control test (quick calibration / quick test) ............................................................................. 86
6. INITIAL START-UP ...................................................................................................................................... 88
6.1 Preparation ............................................................................................................................................. 88
6.2 Check Motor Rotation ............................................................................................................................. 88
6.3 Check Refrigerant Lube.......................................................................................................................... 89
6.4 To Prevent Accidental Start-Up .............................................................................................................. 89
6.5 Check Chiller Operating Condition ......................................................................................................... 89
6.6 Instruct the Customer Operator .............................................................................................................. 89
6.6.1 Cooler - Condenser ......................................................................................................................... 89
6.6.2 Motor compressor assembly ............................................................................................................ 89
6.6.3 Compressor Lubrication System...................................................................................................... 89
6.6.4.Economizer ...................................................................................................................................... 89
6.6.5 Control system ................................................................................................................................. 89
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