1-22INDICATOR LIGHTSFAULT DIAGNOSISWireless ControllerWhen there is infrared remote control operating signal, the signal receiver on indoor unit will make a for signalacceptance conÀrmation.Wired ControllerIf there is any abnormal condition detected, wired controller will blink the error code.NOTEPower LED = Cool/Dry/Fan LED, turns on in these modesThe unit will not detect sensor missing when the compressor is ONCall your dealer immediately when this error happenOPERATING RANGEEvent Power LED Timer LED Other LEDs Error Code1. Room Sensor Open or Short Blink 1 time - Blink Fan Blink E12. Indoor Coil Sensor Open Blink 2 times - Blink Sleep Blink E23. Outdoor Coil Sensor Open Blink 3 times - Blink Dry Blink E34. Compressor Overload /Indoor Coil Sensor Short /Outdoor Coil Sensor Short- Blink 1 time Blink Cool Blink E45. Low Refrigerant Charge/Gas Leak/OutdoorAbnormal- Blink 3 times Blink Cool & Dry Blink E56. Water Pump Fault - Blink 2 times Blink Cool & Fan Blink E67. Outdoor Coil Sensor Exist (MS model) - Blink 5 times Blink Cool & Heat Blink E78. Hardware Error (tact switch pin short) - Blink 6 times Blink Heat, Cool,follow by Fan, DryBlink E8OutdoorDB (°C)54521914 19 23Indoor WB (°C)OutdoorWB (°C)1815 Indoor DB (°C)10-920 27DB = Dry Bulb WB = Wet BulbCOOLING HEATING