Trane Furnace 3 Red Flashes Admin 4260 Share Trane Furnace 3 Red Flashes Download Full Resolution HD Web3 red flashes is a pressure switch error. Most likely a plugged condensate, or even just the port to the pressure switch is plugged. Is the vent motor coming in? View Original Resolution Read also: Breaking Crapo Hathaway Funeral Home Obituaries Taunton The Ultimate Resource For Recent Tributes – What You Didnt Know Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD Full HD