8. Electronic Function 
8.1 Abbreviation 
T1:    Indoor room temperature 
T2:    Coil temperature of evaporator 
T3:    Coil temperature of condenser 
T4:    Outdoor ambient temperature 
T5:    Compressor discharge temperature 
8.2 Display function 
8.2.1 Icon explanation on indoor display board.   
 
ION indication lamp(optional function):This lamp illuminates when Clean Air 
feature is activated. 
DEFROST indication lamp(For cooling & heating models only): Lights up   
when the air conditioner    starts    defrosting automatically or    when the warm air 
control feature is activated in heating operation. 
OPERATION indication lamp:This lamp illuminates when the air conditioner is in 
operation. 
TIMER indication lamp:Lights up during Timer operation. 
Temperature indicator:Displays the temperature settings when the air conditioner 
is operational. Displays the malfunction code.