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 ...
Forum Discussion
I will check mine this afternoon and try to post back. Did same thing 2 years ago. Factor in 3 guys trying to get it going in the middle of summer at the campground I can't remember what all we done
