What does this burned furnace wire tell you?
While trying to figure out if my brake controller was alive I think I shorted something out. Furnace isn't turning on. A/C and fan do still work. Found this burned wire front and center when I took t...
Forum Discussion
There should not be enough current on that line to do that- the blue should come from the thermostat, split in 2- one blue going to the board, the other to the limit switch which is on the other side of the furnace (inside the coach).
