KMARBLE
Oct 14, 2013, 08:21 PM
York Diamond 80 gas furnace.
Will not fire.
Red light flashes 3 times, pauses and repeats.
Thank you for your help.
Will not fire.
Red light flashes 3 times, pauses and repeats.
Thank you for your help.
View Full Version : York Diamond 80. Red light flashes 3 times, pauses then repeats. Unit will not fire.