7 
 
 
3.2 Control panel 
     
 
 
 
 
 
 
 
 
         
                                                                                                               
①  
Mode select button
 
Selects the appropriate operating mode. Each time you press the button, a mode 
is selected in a sequence that goes from COOL, DRY, FAN.The mode indicator light illuminates 
under the different mode setting 
②  
Temperature/Time up / down buttons
 
Used to adjust (increasing/decreasing) temperature settings (1℃/2℉  increments) in a range of 17℃
(62℉) to 30℃(88℉) or the TIMER setting in a range of 0~24hrs. 
③   ON-OFF button 
Power switch on/off 
④ 
 
LED display 
    Shows the set temperature while on cool mode. While on DRY and FAN modes, it shows the room 
temperature. 
Error codes: 
E0- Display board EEPROM parameter error-Unplug the unit and plug it back in. If error repeats, call 
for service.(for some models) 
E1- Room temperature sensor error-Unplug the unit and plug it back in. If error repeats, call for 
service. 
E2- Evaporator temperature sensor error- Unplug the unit and plug it back in.   
If error repeats, call for service. 
E4- Communication malfunction between main control board and display board-Unplug the unit and 
plug it back in.