Daikin FTXM25R Heat Pump Error Codes
FTXM25R Error Code Reference
Section titled “FTXM25R Error Code Reference”Daikin Perfera series 2.5 kW premium heat pump, FTXM-R series
| Error Code | Fault Description |
|---|---|
| A1 | Indoor PCB fault |
| A5 | Indoor freeze protection or over-temperature protection |
| C4 | Indoor coil thermistor fault |
| E3 | High pressure protection — refrigerant high pressure |
| E5 | Inverter overcurrent protection |
| F3 | Outdoor discharge temperature sensor fault |