CONTENTS
Part 1. INDOOR UNIT...........................................................................1
1. Specifications................................................................................................2
2. Dimensions....................................................................................................4
2-1. Models: ARXG12KHTAP and ARXG14KHTAP ...............................................................4
2-2. Models: ARXG18KHTAP and ARXG22KHTAP ...............................................................5
2-3. Installation space requirement .........................................................................................6
2-4. Maintenance space requirement......................................................................................7
3. Wiring diagrams ............................................................................................8
3-1. Models: ARXG12KHTAP, ARXG14KHTAP, ARXG18KHTAP, and ARXG22KHTAP ......8
4. Capacity table................................................................................................9
4-1. Cooling capacity...............................................................................................................9
4-2. Heating capacity ............................................................................................................11
5. Fan performance .........................................................................................12
5-1. Fan performance curve..................................................................................................12
5-2. Airflow ............................................................................................................................18
6. Operation noise (sound pressure).............................................................21
6-1. Noise level curve............................................................................................................21
6-2. Sound level check point .................................................................................................23
7. Safety devices .............................................................................................24
8. External input and output...........................................................................25
8-1. External input.................................................................................................................25
8-2. External output...............................................................................................................27
8-3. Combination of external input and output.......................................................................28
8-4. Details of function ..........................................................................................................30
9. Function settings ........................................................................................36
9-1. Function settings on indoor unit .....................................................................................36
9-2. Function settings by using remote controller..................................................................38
10. Accessories.................................................................................................43
10-1.Models: ARXG12KHTAP, ARXG14KHTAP, ARXG18KHTAP, and ARXG22KHTAP ...43
11. Optional parts .............................................................................................44
11-1.Controllers ....................................................................................................................44
11-2.Others...........................................................................................................................45
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