CONTENT 
1  Safety precaution ................................................................................................... 1 
1.1  Installation .................................................................................................................................... 1 
1.2  Caution .......................................................................................................................................... 1 
1.3  Operational .................................................................................................................................... 1 
2  Out dimension ........................................................................................................ 2 
3  Display ................................................................................................................... 3 
4  Refrigerant cycle diagram ........................................................................................ 4 
5  PCB drawing & wiring diagram ................................................................................. 5 
6  Specification .......................................................................................................... 6 
7  Installation detail.................................................................................................... 7 
7.1  Position requirement for installation ............................................................................................... 7 
7.2  Preparation work............................................................................................................................ 7 
7.3  Installation in a double-hung sash windows ................................................................................... 8 
7.4  Installation in a sliding sash windows ............................................................................................ 9 
8  Feature .................................................................................................................. 11 
9  Basic test procedure ............................................................................................... 12 
9.1  Defective compressor ................................................................................................................... 12 
9.2  Sealed refrigeration system repairs ............................................................................................... 14 
9.3  Fan motor..................................................................................................................................... 15 
9.4  Capacitor ...................................................................................................................................... 15 
10  Characteristic of temperature sensor ....................................................................16 
11  Trouble shooting ................................................................................................. 17