CONTENTS 
 
 
1. Precaution ............................................................................................................................................. 1
 
 
1.1 Safety Precaution. .............................................................................................................................. 1
 
 
1.2 Warning ............................................................................................................................................... 1
 
 
2. Model Lists ........................................................................................................................................... 6
 
 
3. Function and control panel ................................................................................................................. 6
 
 
3.1 Function .............................................................................................................................................. 6
 
 
3.2 Control panel ...................................................................................................................................... 7
 
 
4. Dimension ............................................................................................................................................. 9
 
 
5. Refrigerant Cycle Diagram ................................................................................................................ 10
 
 
6. Wiring Diagram .................................................................................................................................... 11
 
 
7 Electronic function .............................................................................................................................. 13
 
 
7.1 Terms and definitions ...................................................................................................................... 13
 
 
7.2 Electric Control working environment ........................................................................................... 13
 
 
7.3 Protection function .......................................................................................................................... 13
 
 
7.4 Fan-only mode function requirement ............................................................................................ 13
 
 
7.5 Cooling mode function requirement .............................................................................................. 13
 
 
7.6 Drying mode ..................................................................................................................................... 14
 
 
7.7 Some standard functions synopsis ............................................................................................... 15
 
 
8 Installation details ............................................................................................................................... 16
 
 
8.1 Installation instructions ................................................................................................................... 16
 
 
8.2 Care and maintenance ..................................................................................................................... 21
 
 
9 Basic test procedure........................................................................................................................... 23
 
 
9.1 Defective compressor ..................................................................................................................... 23
 
 
9.2 Sealed refrigeration system repairs ............................................................................................... 25
 
 
9.3 Fan motor .......................................................................................................................................... 27
 
 
9.4 Capacitor ........................................................................................................................................... 28
 
 
10 Characteristic of temperature sensor ............................................................................................. 29
 
 
11 Troubleshooting ................................................................................................................................ 30
 
 
Error codes and Solution ...................................................................................................................... 31