Mitsubishi Electric · MSZ-FH Air Conditioners
The lamp indicating the air purifying operation is not lighting up. This means the function is not active. This typically happens when the front panel of the indoor unit is not properly shut.
Click steps to track your progress.
Check if the front panel of the indoor unit is securely closed.
Gently push on the front panel to ensure it latches properly.
Once the panel is closed, press the PURIFIER button again to activate the operation.