Question: Why Is My Air Conditioner Running But Not Cooling The House?

What to check if AC is not cooling?

If your air conditioner will turn on, and your thermostat is set properly, but your system is not cooling you may have a dirty or blocked air condenser.

Your first step is to check the outside unit and clean around and remove any debris or weeds that are blocking air circulation..

How do I know if my home AC compressor is bad?

5 Signs & Symptoms of a Bad AC CompressorYour AC Is Making Growling, Screeching, or Clattering Noises. Electrical failures in the compressor will make your AC emit unusual clunking or rattling noises. … You Have a Hard Time Getting Your AC to Start. … Your AC Stops Blowing Cold Air. … Circuit Breaker Problems. … Diminished Airflow.

Can a dirty air filter cause the air conditioner not to cool?

As a result of the buildup, a dirty filter will also cause poor cold airflow in your air conditioning system. That cold air will be trapped inside your air conditioner, causing ice to form on its coils. Once that happens, your air conditioner will freeze up and become inoperable.

How do I know if my AC unit needs freon?

Signs your air conditioner needs freonAir conditioner is always running but it doesn’t cool your home.Vents are blowing warm air.Electric bills are higher than before.There is a buildup of ice on refrigerant line.A hissing or bubbling sound from the refrigerant line.

Should I turn off AC if it’s not cooling?

If your ac is still not cooling there is one more thing you need to do. This is very important…. TURN IT OFF and call your HVAC service provider to assist you. We always tell our customers to turn off an ac that is not cooling properly.

How do I reset my air conditioning unit?

Unplug your unit from the wall for at least 15 seconds and plug it back in. Next, hold the reset button down for three seconds and release. If the unit doesn’t kick on, repeat this step. If this still doesn’t work, locate your circuit breaker panel and try flipping the one connected to the AC unit.

What does it mean when your AC is not blowing cold air?

Contrary to popular belief, coolant doesn’t go bad or deplete; a common reason for a lack of cold air is often a refrigerant leak. Slow leaks can cause refrigerant levels to drop over time, which requires a check of the lines, and a recharge of the system in order to get it blowing cold air again.

What do you do if your AC stops blowing cold air?

What to do When Your AC Stops Blowing Cold AirChange the Dirty Air Filter. The filter needs to be clean for your AC to work properly. … Unblock a Blocked Condenser. Your AC won’t run properly if dirt and debris are all over the outdoor component of your HVAC system. … Have Low Refrigerant Replaced. Sometimes AC units can run out of refrigerant.