My 1f80-361 thermostat is programed correct but in the run mode it shows or blinks from 66 -- 72 and back to the time11:18 - -72 I don't understand why the 66 figure? It is in the heat mode now

Asked by Don Walker on 01/04/2014 1  Answer

ManualsOnline posted an answer 10 years, 9 months ago

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