Premi ripetutamente finché non senti un segnale acustico prolungato ("beep" lungo). Il codice visualizzato in quel momento è l'errore attivo. Errori comuni dell'Unità Interna (Serie A/C)
However, if you are a residential user, the system feels opaque. It forces a reliance on authorized service partners, which can be expensive. The system would benefit from better user interfaces (like modern apps that scan the error and explain it in plain language). errori daikin
| Code | Description | Likely Cause | | :--- | :--- | :--- | | | Indoor PCB failure | Defective indoor unit printed circuit board. | | A3 | Drainage level error | Clogged drain pump, blocked drain hose, or faulty float switch. | | C4 | Thermistor (indoor heat exchanger) fault | Open/short circuit in indoor coil sensor. | | C5 | Thermistor (indoor pipe) fault | Open/short circuit in indoor pipe sensor. | | E5 | Compressor motor lock / Overcurrent | Seized compressor, defective inverter PCB, or low refrigerant oil. | | E6 | Indoor/Outdoor communication error | Loose wiring, broken communication cable, or outdoor PCB failure. | | F3 | Discharge pipe temperature error | Overcharged refrigerant, non-condensable gases, or faulty discharge thermistor. | | H6 | Fan motor (indoor) lock | Jammed indoor fan, worn bearings, or broken motor hall sensor. | | J3 | Outdoor thermistor (discharge pipe) fault | Faulty outdoor discharge temperature sensor. | | J6 | Heat sink thermistor fault | Overheating of inverter module (poor ventilation, dirty condenser). | | L8 | Inverter instantaneous overcurrent | Short in compressor windings or inverter module failure. | | L9 | Compressor start-up failure | Locked rotor, low voltage supply, or defective start capacitor. | | P1 | Power supply voltage anomaly | Input voltage too high/low, or power module failure. | | P4 | Radiator thermistor (heat sink) error | Overheating due to dirty outdoor coil or failing fan. | | U0 | Refrigerant shortage / Low pressure | Leak in system, clogged filter drier, or expansion valve stuck closed. | | U2 | Power supply failure (outdoor) | Missing phase (3-phase), blown fuse, or defective rectifier. | | U4 | Transmission error (wired remote) | Broken remote controller cable or defective remote PCB. | Premi ripetutamente finché non senti un segnale acustico
I moderni climatizzatori Daikin dispongono di una funzione di autodiagnosi accessibile direttamente dal telecomando: Punta il telecomando verso l'unità interna. It forces a reliance on authorized service partners,
: Protezione antigelo o controllo dell'alta pressione (spesso dovuto a filtri sporchi). A6 : Malfunzionamento del motore della ventola interna.
Daikin, a global leader in HVAC (Heating, Ventilation, and Air Conditioning), designs highly reliable systems. However, like all complex machinery, they can encounter faults. When a Daikin unit detects an anomaly, it halts normal operation and displays an on the wired remote controller, wireless remote LED, or the outdoor unit’s PC board indicators.