Part 2. OUTDOOR UNIT.....................................................................67
1. Specifications..............................................................................................68
2. Dimensions..................................................................................................69
2-1. Models: AOUH18LMAS1 and AOUH24LMAS1 .............................................................69
3. Installation space ........................................................................................70
3-1. Models: AOUH18LMAS1 and AOUH24LMAS1 .............................................................70
4. Refrigerant circuit .......................................................................................74
4-1. Models: AOUH18LMAS1 and AOUH24LMAS1 .............................................................74
5. Wiring diagrams ..........................................................................................75
5-1. Models: AOUH18LMAS1 and AOUH24LMAS1 .............................................................75
6. Capacity compensation rate for pipe length and height difference........76
6-1. Models: AOUH18LMAS1 and AOUH24LMAS1 .............................................................76
7. Additional charge calculation ....................................................................77
7-1. Model: AOUH18LMAS1 .................................................................................................77
7-2. Model: AOUH24LMAS1 .................................................................................................77
8. Airflow..........................................................................................................78
8-1. Model: AOUH18LMAS1 .................................................................................................78
8-2. Model: AOUH24LMAS1 .................................................................................................78
9. Operation noise (sound pressure).............................................................79
9-1. Noise level curve............................................................................................................79
9-2. Sound level check point .................................................................................................80
10. Electrical characteristics............................................................................81
11. Safety devices .............................................................................................82
12. External input and output ..........................................................................83
12-1.External input................................................................................................................83
12-2.External output..............................................................................................................85
13. Function settings .......................................................................................87
13-1.Control PCB and switch buttons location ......................................................................87
13-2.Local setting procedure.................................................................................................89
14. Accessories.................................................................................................91
14-1.Models: AOUH18LMAS1 and AOUH24LMAS1 ............................................................91
15. Optional parts..............................................................................................92
CONTENTS (continued)