Daikin FTXB50C Air Conditioner Error Codes
FTXB50C Error Code Reference
Section titled “FTXB50C Error Code Reference”Daikin Sensira series 5.0 kW inverter split AC, Wi-Fi ready
| Error Code | Fault Description |
|---|---|
| A1 | Indoor unit PCB fault |
| A5 | Indoor coil freeze protection |
| E3 | High pressure protection |
| E5 | Compressor or inverter overcurrent |
| L3 | Outdoor electrical box over-temperature |
| UF | Compressor current abnormality |