Suburban SF30q quit during the night
Full timers and our primary furnace quit overnight-fan will not run. Power to furnace, can hear click on control board when turning on but no fan. Power from thermostat into blue wires for heater bu...
Forum Discussion
NinerBikes wrote:
Did your board cook because of low voltage and high amperage?
Board was not "cooked" as I could see no burn marks. Voltage steady at 13.1 as we have P.D. Converter and maintains very steady voltage all the time. This is a very low use furnace 300 hrs maybe 3 years old.
