Some of the most common problems for air conditioning units are related to fan motor problems. Make noise, does not circulate the air properly or maybe just stop during the cooling process. This is usually a sign that the air conditioner needs some maintenance and replacement of some parts. The main thing you have to do is identify the source of the problem and the size of it. Maybe it's a DIY job and requires professional help.
When you hear strange noises from the engine with air conditioning or fan, is a sign that something is blocking the fan or maybe the leaves are bent and this creates vibrations. Open the unit and check the fan. Make necessary repairs.
Sanyo Air Conditioning Units Senville. Airflow Problems.
If the air conditioning unit is a little older, then maybe the fan is not working well. It circulates the air. This is seen as you hear the fan working harder, but the temperature will remain the same. This problem can usually be solved by replacing the fan.
Sanyo Window Air Conditioners. The Fan Motor is Turned Off.
If your problem is that the fan motor turns off immediately, then you should replace it. The electrical shorts can make them to act like that and if the problem remains unresolved, can cause total malfunction and damage the circuits of the AC unit. The fan can be repaired, but need some professional look.
Mini Split AC in the USA 