Mitsubishi Electric · MSZ-AY Air Conditioners
The AIR PURIFYING lamp continuously blinks during an AIR PURIFYING power operation check, or if the air purifying device is wet after cleaning. This indicates that protection is active due to dirt, moisture, or a device malfunction.
Click steps to track your progress.
Clean the air purifying device thoroughly.
Ensure the air purifying device is completely dry before reattaching it.
Turn AIR PURIFYING power OFF and ON again (refer to 10-2.3 in the manual for turning OFF).
If the issue persists, the air purifying device may need to be replaced by a qualified technician.