The sounds your air conditioner makes should mostly fade into the background of your summer lifestyle. The fan whooshes as it blows the cooled air into your home. The compressor hums as it cycles on to circulate the refrigerant through the coils. Sometimes, a little condensation may drip off the evaporator coil, or the metal ducts may make a bit of noise as they change temperature.
But there are some noises you definitely don’t want to hear, and if you notice them, it’s time to look into AC repair in Catalina, AZ. Here are the top four sounds that you should listen for, so that you can get problems sorted out before they get any worse.