RAYL
Nov 5, 2014, 03:49 PM
Transformer wiring
Trying to get the right connection of wiring the trnsformers red wire to the gas furnace control board... should it be connected to the "sec" slot or the "com" slot?
Trying to get the right connection of wiring the trnsformers red wire to the gas furnace control board... should it be connected to the "sec" slot or the "com" slot?