Table Of Contents - Mitsubishi Electric PURY-(E)P-YLM-A (-BS) Installation Manual

CONTENTS
1. Safety precautions ················································································ 2
1-1. General precautions............................................................................................................... 2
1-2. Precautions for transporting the unit ...................................................................................... 3
1-3. Precautions for unit installation .............................................................................................. 4
1-4. Precautions for piping work.................................................................................................... 4
1-5. Precautions for electrical wiring ............................................................................................. 5
1-6. Precautions for relocating or repairing the unit ...................................................................... 5
1-7. Additional precautions ............................................................................................................ 6
2. About the product ················································································· 8
3. Combination of outdoor units ································································· 8
4. Specifications ······················································································· 9
5. Package contents ················································································· 11
6. Transporting the unit ············································································13
7. Installation location ··············································································14
7-1. Single unit installation .......................................................................................................... 14
7-2. Multiple unit installation ........................................................................................................ 15
8. Foundation work ··················································································17
9. Refrigerant piping work ········································································19
9-1. Restrictions .......................................................................................................................... 19
9-2. Pipe selection....................................................................................................................... 21
9-3. Twinning kit selection ........................................................................................................... 21
9-4. Pipe connection example ..................................................................................................... 22
9-5. Piping connections and valve operations ............................................................................ 26
9-6. Air-tightness test .................................................................................................................. 30
9-7. Thermal insulation for pipes ................................................................................................. 31
9-8. Evacuation of the system ..................................................................................................... 33
9-9. Additional refrigerant charge ................................................................................................ 34
10. Electrical work ···················································································41
10-1. Before electrical work......................................................................................................... 41
10-2. Power cables and device capacity ..................................................................................... 41
10-3. Control cable specifications ............................................................................................... 44
10-4. System configuration ......................................................................................................... 44
10-5. Wiring connections in the control box ................................................................................ 48
10-6. Address setting .................................................................................................................. 51
11. Test run ·····························································································52
11-1. Before a test run ................................................................................................................. 52
11-2. Function setting .................................................................................................................. 53
11-3. Operation characteristics in relation to the refrigerant charge ........................................... 53
11-4. Operation check ................................................................................................................. 54
12. Inspection and maintenance ································································55
13. Rating plate information ······································································57
WT07282X01
GB-1