28
8.Troubleshooting 
 
8.1 Display board 
   
    This indicator illuminates when the air conditioner is in AUTO operation.
   
  
AUTO indicator
DEFROST indicator (For Cooling & Heating models only)
    This indicator illuminates when the air conditioner  starts  defrosting automatically or 
    when the warm air control feature is activated in heating operation. 
1
22
3
4
5
1
22
3
4
   Displays the temperature settings when the air conditioner is operational.  
  
   This indicator flashes after power is on and illuminates when the unit is in operation.
  
   This indicator illuminates when TIMER is  set ON/OFF
OPERATION indicator 
TIMER indicator
 TEMPERATURE  indicator
5
  Signal receptor
 
 
8.2 For all heat pump model   
 
r Extinguish 
☆ Flash at 5Hz 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Failure phenomenon  Operation lamp  Timer lamp 
Indoor fan speed has been out of control for over 1 minute  ☆ X 
Indoor room temp. or evaporator sensor    is open circuit or short circuit  ☆ On 
Over current protection of the compressor occurs 4 times    X  ☆ 
EEROM error  On  ☆ 
No over-zero signal  ☆  ☆