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Odd thermostat issue
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02-13-2020, 09:38 AM
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ChuckS
Montana Master
Join Date: Dec 2017
Location: Mountain Home
Posts: 839
M.O.C. #20949
What the tech did is shotgun TS. One has nothing to do with the other. They are not “matched”. The thermostat talks to the furnace via CANBUS thru Zone 1 air conditioner gateway or control module.
ChuckS
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