Part 2. OUTDOOR UNIT.....................................................................45
1. Specifications..............................................................................................46
2. Dimensions..................................................................................................47
2-1. Models: AOU9RLFC, AOU12RLFC, and AOU18RLFC .................................................47
2-2. Installation space ...........................................................................................................48
3. Refrigerant circuit .......................................................................................51
3-1. Models: AOU9RLFC, AOU12RLFC, and AOU18RLFC .................................................51
4. Wiring diagrams ..........................................................................................52
4-1. Models: AOU9RLFC and AOU12RLFC .........................................................................52
4-2. Model: AOU18RLFC......................................................................................................52
5. Capacity compensation rate for pipe length and height difference........53
5-1. Models: AOU9RLFC and AOU12RLFC .........................................................................53
5-2. Model: AOU18RLFC......................................................................................................54
6. Additional charge calculation ....................................................................55
6-1. Models: AOU9RLFC and AOU12RLFC .........................................................................55
6-2. Model: AOU18RLFC......................................................................................................55
7. Airflow..........................................................................................................56
7-1. Model: AOU9RLFC........................................................................................................56
7-2. Model: AOU12RLFC......................................................................................................56
7-3. Model: AOU18RLFC......................................................................................................56
8. Operation noise (sound pressure).............................................................57
8-1. Noise level curve............................................................................................................57
8-2. Sound level check point .................................................................................................58
9. Electrical characteristics............................................................................59
10. Safety devices .............................................................................................60
11. Accessories.................................................................................................61
CONTENTS (continued)