Mitsubishi Electric · MSZ-AP Air Conditioners
There is evidence of refrigerant leaking from the system. This can be indicated by a hissing sound, unusual smells, or visible oily residue near connections, leading to reduced cooling performance.
Click steps to track your progress.
Stop using the air conditioner immediately.
Open windows to ventilate the room if the leak is indoors.
Do not attempt to operate the unit as this can worsen the problem.
Consult your dealer or a qualified service technician immediately for repair, as refrigerant leaks can affect performance and potentially health.