How to Tell Your Heating and Cooling Service Provider What Sound Your System is Making Posted May 4, 2017 Your system has a set of sounds that it regularly makes. Most times, they should be easy to overlook on a day to day basis. If your system is making bizarre or disruptive sounds, you likely need to call in an expert for a service session.Listen thoroughly to the sounds you’re hearing, turn off your system and call in professionals like Controlled Comfort HVAC Inc. Your system may simply have a loose part. The noises could also be an indication that considerable repairs are necessary. If you know how to talk about the sounds your system is making, you can help your service technician work out a solution.Here are some familiar sounds that indicate a need for heating and cooling service:Repetitive clicking—You can hear a clicking sound when your system turns on and off, if you listen hard. This is routine. However, if you hear this sound frequently, you definitely need a heating and cooling service appointment to determine if it’s a problem with the system’s relay or its electrical control.Rattling, banging, clanking or thumping—Rattling usually hints at a loose piece. Louder banging or thumping sounds could mean a piece of your system is totally broken or disconnected. Regular maintenance can prevent some of these noises from ever beginning. If you schedule maintenance appointments with Controlled Comfort HVAC Inc, we can find and repair potential problems before they can get worse. Give us a call at 224-699-9229 or use our convenient online scheduler to make your appointment.