6. There is no air coming out of some cooling vents | Airflow is very weak
Ductwork is damaged or leaking air. Try access the ceiling space and inspect all the ducts while the system is on,perform a visual inspection and check if any duct has come loose or out of original shape.
If you cannot find or seal the leak on your own, we are ready to help. Contact REPAIR Heating & Cooling and our Technicians will identify and solve the problem for you.