Furnace Fan won't turn off, 2004 Alpha 40'
I am a new motorhome owner (8/2016). My furnace's blower would not turn off with the thermostat (blowing air, no heat) so I accessed the main switch through the outside panel to turn it off. Is the...
Forum Discussion
Older furnaces have a time delay relay which sends voltage to the fan. If that goes bad it can cause your fan to run continuously or not at all. On newer furnaces the fan is controlled by a circuit board. We need to know the furnace model and number to provide accurate guidance.
