Daikin · Simple Self Diagnosis by Malfunction Code | Daikin
The ozone sensor in the heat reclaim ventilator has detected abnormal levels.
Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.
Turn off the unit's power.
Ensure the area around the ozone sensor is clean.
Restore power and check if the error clears.
If the error persists, contact a service technician.