Log in

View Full Version : Trane furnace start s and stops in 15 sec. interval

muzior
Dec 14, 2013, 02:37 PM
Trane furnace start s and stops in 15 sec. interval in auto mode.Gas runs OK. If on mode runs properly.
Grady White
Dec 14, 2013, 06:40 PM
Sounds like you have a bad fan relay, likely located on the control board.