As a homeowner, you should routinely perform basic home air conditioner maintenance to ensure that your unit is functioning safely and efficiently. Before you inspect your AC, isolate the power by switching off the breaker.Examine the mechanical and electrical components for potential problems, and take note of any loose wires, corroded contacts, signs of vermin or other red flags. Clean up any noticeable dust and change dirty or clogged filters. Next, listen to your AC unit run. A properly working unit will hum with a consistent tone. If you hear unusual mechanical noises, you’ll probably need to repair or replace your AC.Finally,test your thermostat and check the temperature of the air coming out of your vents.
Once you get to know your AC unit, you’ll be able to identify and address potential problems early.If you suspect that you need a repair – or a new unit – call a professional HVAC technician for help.