How to Tell Your Heating and Cooling Service Provider What Sound Your System is Making Posted May 4, 2017 Your system has a array of sounds that it regularly makes. Most times, they should fade into the background. If your system is making unusual or disruptive sounds, you should call in a certified technician for a service visit.Listen thoroughly to the noises you’re hearing, switch off your system and call in experts like 1st Choice Heating & Air Conditioning, Inc.. Your system might simply have a disconnected part. The noises could also be an indication that considerable repairs are needed. If you know how to talk about the sounds your system is making, you can help your service technician figure out a solution.Here are some common sounds that signify 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 normal. However, if you hear this sound frequently, you probably need a heating and cooling service appointment to check out if it’s a problem with the system’s relay or its electrical control.Rattling, banging, clanking or thumping—Rattling usually indicates a loose piece. Intense banging or thumping sounds could mean a part of your system is altogether broken or disconnected. Regular maintenance can prevent some of these noises from ever appear. If you schedule maintenance appointments with 1st Choice Heating & Air Conditioning, Inc., we can find and repair potential problems before they can get worse. Give us a call at 949-204-0859 or use our convenient online scheduler to make your appointment.