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. All in all, they should be easy to overlook on a day to day basis. If your system is making strange or disruptive sounds, you likely need to call in a certified technician for a service session.Listen thoroughly to the things you’re hearing, turn off your system and call in professionals like Hillcrest Air Conditioning & Plumbing. Your system may simply have a disconnected item inside. The noises could also be an signal that major repairs are needed. If you know how to talk about the sounds your system is making, you can help your service technician create a solution.Here are some familiar sounds that imply a need for heating and cooling service:Continual clicking—You can hear a clicking sound when your system turns on and off, if you listen carefully. This is normal. However, if you hear this sound repeatedly, you likely need a heating and cooling service appointment to find out if it’s a problem with the system’s relay or its electrical control.Rattling, banging, clanking or thumping—Rattling usually means a loose component. Strong 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 starting. If you schedule maintenance appointments with Hillcrest Air Conditioning & Plumbing, we can find and repair potential problems before they can get worse. Give us a call at 661-437-3499 or use our convenient online scheduler to make your appointment.