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View Full Version : Heats all the time beyond the thermostat

rickf
Dec 9, 2008, 05:28 PM
Even setting my thermostat to 65 the heat goes to 80+. I shut down the whole system to bring the temperature down.
hvac1000
Dec 9, 2008, 06:33 PM
Bad thermostat
Bad thermostat wiring
Something in the control system locked on.