1. Specifications..............................................................................................16
2. Dimensions..................................................................................................18
2-1. Model: WHP09SZA21S .................................................................................................18
2-2. Model: WHP12SZA21S .................................................................................................19
2-3. Model: WHP18SZA21S .................................................................................................20
2-4. Model: WHP24SZA21S .................................................................................................21
3. Installation space ........................................................................................22
4. Refrigerant circuit .......................................................................................24
5. Wiring diagrams ..........................................................................................25
7. Accessories .................................................................................................27
CONTENTS (continued)