When it comes to your air conditioning system, the only sounds you really want to hear are going to be the whoosh of air blowing into your home and the hum of the motors and the drip of condensate moisture. Aside from this, additional noises should be treated as what they are: likely signs of trouble in your AC system.
If you start hearing troublesome sounds from your cooling system, it is likely that you need to schedule air conditioning repair in Skokie, IL. Here are some of the warning sounds you should be on the alert for.