Part 2. OUTDOOR UNIT................................................................. 31
1. Specifications..........................................................................................32
2. Dimensions..............................................................................................33
2-1. Models: AOU18RLXFWH and AOU24RLXFWH....................................................... 33
3. Installation space .................................................................................... 34
3-1. Models: AOU18RLXFWH and AOU24RLXFWH....................................................... 34
4. Refrigerant circuit ...................................................................................37
4-1. Models: AOU18RLXFWH and AOU24RLXFWH....................................................... 37
5. Wiring diagrams ...................................................................................... 38
5-1. Model: AOU18RLXFWH ........................................................................................... 38
5-2. Model: AOU24RLXFWH ........................................................................................... 39
6. Capacity compensation rate for pipe length and height difference.... 40
6-1. Models: AOU18RLXFWH and AOU24RLXFWH....................................................... 40
7. Additional charge calculation ................................................................41
7-1. Models: AOU18RLXFWH and AOU24RLXFWH....................................................... 41
8. Airflow......................................................................................................42
8-1. Model: AOU18RLXFWH ........................................................................................... 42
8-2. Model: AOU24RLXFWH ........................................................................................... 42
9. Operation noise (sound pressure).........................................................43
9-1. Noise level curve....................................................................................................... 43
9-2. Sound level check point ............................................................................................ 44
10. Electrical characteristics........................................................................45
11. Safety devices .........................................................................................46
12. Accessories .............................................................................................47
CONTENTS (continued)