CONTENTS
Part 1. INDOOR UNIT...........................................................................1
1. Specifications................................................................................................2
2. Dimensions....................................................................................................6
2-1. Models: AUU18RGLX and AUU24RGLX.........................................................................6
2-2. Models: AUU30RGLX, AUU36RGLX, AUU42RGLX, and AUU48RGLX .........................7
2-3. Installation space requirement .........................................................................................8
3. Wiring diagram ............................................................................................10
3-1. Models: AUU18RGLX, AUU24RGLX, AUU30RGLX, AUU36RGLX, AUU42RGLX, and
AUU48RGLX....................................................................................................................10
4. Capacity table..............................................................................................11
4-1. Cooling capacity.............................................................................................................11
4-2. Heating capacity ............................................................................................................17
5. Fan performance .........................................................................................20
5-1. Air velocity distributions..................................................................................................20
5-2. Airflow ............................................................................................................................32
5-3. Fresh-air characteristics.................................................................................................38
5-4. Duct connection .............................................................................................................39
6. Operation noise (sound pressure).............................................................42
6-1. Noise level curve............................................................................................................42
6-2. Sound level check point .................................................................................................45
7. Safety devices .............................................................................................46
8. External input and output...........................................................................47
8-1. External input.................................................................................................................48
8-2. External output...............................................................................................................49
8-3. Combination of external input and output.......................................................................50
8-4. Details of function ..........................................................................................................53
9. Function settings .......................................................................................67
9-1. Function settings on indoor unit .....................................................................................67
9-2. Contents of function setting............................................................................................69
10. Accessories.................................................................................................76
11. Optional parts .............................................................................................77
11-1.Controllers ....................................................................................................................77
11-2.Cassette grille ...............................................................................................................78
11-3.Others...........................................................................................................................78
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