Furnace Cycling - SOLUTION w/ Pictures
EDIT: This turned out to be an air flow issue. The solution was quite simple. The furnace has three knockouts on the back when using flexible vent duct adapted to hard in-floor ducting. Crossroads has...
Forum Discussion
Where is your heat VENT compared to the thermostat. If the vent blows heated air directly on or near the thermostat it could easily cause it to short cycle that way. I have one heat vent located just inside my bathroom door and the thermostat is located just OUTSIDE that door. If I leave the bathroom door open it will short cycle so we either partially close that vent or close the bathroom door.
