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Temp set to 64. 5 day programmable Honeywell from Home Depot. Had worked fine for over a year. Woke up at 50. Heat kicks on, got to 54 then shut off. I adjusted temp to 74. Still went to 54 then shuts off. Heater never blows for more than a few minutes. Decided to go to simple thermostat... View more questions Search
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