FläktGroup Multi-DENCO - Page 3

Multi-DENCO Table of Contents
FläktGroup DC-2013-0101-GB • Subject to modifications • R5-08/2020 3
6.5 Connecting condensate drain ................................................................... 76
6.6 Connecting water pipework ...................................................................... 77
7 Electrical Connections ............................................................. 86
7.1 Requirements ........................................................................................... 86
7.2 Connecting mains power supply ............................................................... 87
7.3 Connecting outdoor unit ............................................................................ 90
7.4 Connecting signal cabling ......................................................................... 92
7.5 Customer terminals on C5-12 unit controller ............................................ 94
8 Commissioning ......................................................................... 95
8.1 Requirements ........................................................................................... 95
8.2 Pre-commissioning procedure .................................................................. 96
8.3 Commissioning procedure ...................................................................... 102
8.4 Post-commissioning procedure .............................................................. 113
9 Operation ................................................................................. 114
9.1 Requirements ......................................................................................... 114
9.2 General operation ................................................................................... 114
9.3 Alarms and error messages .................................................................... 116
10 Servicing and Maintenance .................................................... 117
10.1 Maintenance access ............................................................................... 118
10.2 Servicing ................................................................................................. 118
10.3 Refrigerant leak testing ........................................................................... 120
10.4 Compressor care .................................................................................... 120
10.5 Cleaning the heat exchanger of Water Cooled System (Flushing) ......... 120
10.6 Humidifier maintenance (if fitted) ............................................................ 120
10.7 Closing down procedure ......................................................................... 121
10.8 Logbook & EU Regulation ...................................................................... 122
11 Fault Finding and Troubleshooting ....................................... 123
11.1 Common Issues ...................................................................................... 124
11.2 When the Pressure Relief Valve (PRV) Has Discharged ....................... 126
12 Dismantling and Disposal ...................................................... 127
12.1 Dismantling ............................................................................................. 127
12.2 Disposal .................................................................................................. 128
13 Appendix .................................................................................. 129
13.1 Pre-Commissioning Checklist (DQA 880) ............................................... 130
13.2 Pressure Test Certificate (DQA 653) ...................................................... 133
13.3 Multi-DENCO Commissioning Report A-Version .................................... 134
13.4 Multi-DENCO Commissioning Report C-Version .................................... 138
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