Table Des Matières - Mitsubishi Electric City Multi PURY-P72TNU-A-BS Manuel D'installation

CONTENTS
1. Safety precautions ········································································································2
1-1. General precautions............................................................................................................... 2
1-2. Precautions for transporting the unit ...................................................................................... 3
1-3. Precautions for unit installation .............................................................................................. 3
1-4. Precautions for piping work.................................................................................................... 4
1-5. Precautions for electrical wiring ............................................................................................. 4
1-6. Precautions for relocating or repairing the unit ...................................................................... 5
1-7. Additional precautions ............................................................................................................ 5
2. About the product ·········································································································7
3. Combination of outdoor units ························································································7
4. Specifications ··············································································································8
5. Package contents ······································································································· 11
6. Transporting the unit ··································································································· 12
7. Installation location ···································································································· 13
7-1. Single unit installation .......................................................................................................... 13
7-2. Multiple unit installation ........................................................................................................ 14
8. Foundation work ········································································································ 15
9. Refrigerant piping work ······························································································· 16
9-1. Restrictions .......................................................................................................................... 16
9-2. Pipe selection....................................................................................................................... 18
9-3. Twinning kit selection ........................................................................................................... 18
9-4. Pipe connection example ..................................................................................................... 19
9-5. Piping connections and valve operations ............................................................................ 22
9-6. Air-tightness test .................................................................................................................. 24
9-7. Thermal insulation for pipes ................................................................................................. 25
9-8. Evacuation of the system ..................................................................................................... 26
9-9. Additional refrigerant charge ................................................................................................ 27
10. Electrical work ·········································································································· 33
10-1. Before electrical work......................................................................................................... 33
10-2. Power cables and device capacity ..................................................................................... 33
10-3. Control cable specifications ............................................................................................... 36
10-4. System configuration ......................................................................................................... 37
10-5. Wiring connections in the control box ................................................................................ 39
10-6. Address setting .................................................................................................................. 44
11. Test run ···················································································································· 45
11-1. Before a test run ................................................................................................................. 45
11-2. Function setting .................................................................................................................. 46
11-3. Operation characteristics in relation to the refrigerant charge ........................................... 46
11-4. Operation check ................................................................................................................. 47
12. Inspection and maintenance ······················································································· 47
13. Rating plate information ···························································································· 48
WT09106X03
GB-1