Daikin · Simple Self Diagnosis by Malfunction Code | Daikin
The ozone sensor in the heat reclaim ventilator has detected abnormal levels.
Haga clic en los pasos para seguir su progreso.
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.