The video from Ask This Old Home How to Fix an Air Conditioner that is frozen, examine the air filter first then replace it if it is needed. In other cases, you should look for additional issueslike supply ducts damaged, leaks of refrigerant or mismatched condenser and evaporator coils.
Ideally, according to the expert on repair of air conditioners Richard Trethewey, the condenser provides one ton of cooling for every 500 – 600 sq ft of interior space on the hottest day of the year. Tons is the amount of cooling that a ton Ice provides. Condenser discharges heat and returns cool air upon going through the evaporator coil and back.
Size matters, but oversized condensers do not provide better cooling. If the condenser grows excessively large, it will cause evaporator coils to freeze and can block the flow of air. This issue is typically solved by matching the size of the condenser with the dimensions of the home.
If you notice ice, or other signs of freezing AC Contact your local AC repair specialist. They can help you troubleshoot your AC and help keep your home cool.