1993 Dutchman thermostat upgrade to digital
I am trying to upgrade my furnace thermostat. To a Honeywell rth221b . The only thing my furnace thermostat does is operate the furnace only. No ac or fan control. I can get it to turn the furnace on ...
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We figured it out working like a champ thanks to everyone who offered help . No pictures where showing on my end thanks for the help
