Why Does My Thermostat Click When It Comes On?

January 20, 2020

You might already know by now that when your thermostat sends a signal to your air conditioner or furnace, it makes a clicking sound. Some area homeowners may notice it more because this can be a loud click. Why Does My Thermostat Click? This clicking sound does not usually indicate any problems with your system. This is the sound your thermostat makes when it opens and closes power to your air conditioner or furnace. All thermostats make this noise, but it should be a very subtle sound that doesn’t disrupt your life in any way. However, if you hear frequent clicking, this can be a sign that your thermostat is misfiring. Or, if instead of a clicking sound, you hear a loud pop and find that your thermostat is fried, that is generally an indication that a line shorted out. In these cases, it’s important to work with a reputable HVAC technician to diagnose and repair the issue. in Downers Grove, Illinois, is a trusted name for furnace repairs and replacements. If the clicking sound is abnormally loud — maybe it wakes you up out of a sleep or startles you at night — it might stem from a variety...

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