Why Does My Thermostat Click When It Comes On?
All thermostats make a clicking noise when activating the heating or cooling system. The noise does not mean that you have a problem, and it should not be very loud. Sensitivity to noise varies among individuals as well, and the sound might be more noticeable to you than to others. If you’ve moved into a new home, the specific noise made by that thermostat might also sound different to you. Source of Thermostat Clicking Noise A relay device within any thermostat activates the switch that turns the heat or air conditioning on or off. This is a mechanical component that uses an electromagnet to physically connect the switch. The movement within the relay produces the clicking sound. Both old analog thermostats and digital ones rely on a relay to operate the switch. Signs of Thermostat Failure Although the click is completely normal, some other symptoms that could be signs your thermostat is breaking down include: No heat or AC at all No response to changed settings System short-cycling Program settings disappear Troubleshooting problems with heat or air conditioning starts with checking the thermostat. Technicians from in Rosenberg, TX, will perform thorough diagnostics when evaluating your heat or AC for problems....
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