–21–
Note)
For normal operation after checking by test mode, you should press SW1 nine times for resetting or reconnect
the power cord. 
Self-diagnosis Function
1. Protection of the evaporator pipe from frosting
If the temperature of the indoor pipe is below 0°C after 7 mins from starting the compressor, the compressor
and the outdoor fan is stopped, and then after 3 mins delay of the compressor and the temperature of the
indoor pipe is over 7°C, the compressor and the outdoor fan is reoperated.
2. Thermistor Cut Off or Short 
Cut Off/Short  : Blinks on and off the operation mode LED. (0.5 sec ON/3 sec OFF)
• Coolling, Soft Dry, Fan, Heating 
• Timer Mode 
• Sleep Mode 
• Hot-start, Deice
Operation Indicator
Timer Indicator 
Sleep Timer Indicator 
Deice Indicator 
• Coolling, Soft Dry, Fan, Heating 
• Timer Mode 
• Sleep Mode 
• Outdoor Unit Operating
Operation Indicator
Timer Indicator 
Sleep Timer Indicator 
Outdoor Unit Operation
1. Heating Model 2. Cooling Model
Display Function