My 7 year old furnace is heating fine, but when I click on the thermostat, it makes a [Archive]

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eamattes

Oct 17, 2011, 10:34 AM

My 7 year old furnace is heating properly, but when I click on the thermostat it makes a buzzing noise, then when I turn down the thermostat it stops.

JonesHVAC

Oct 17, 2011, 01:00 PM

The stat or the furnace is making the noise?