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
Chris Bryant wrote:
It could have also been a stuck sail switch- the new fan control boards will not start the blower if the sail switch is closed without the blower running. The original board may well be OK.
Good catch. Doug
PS. The OP is a warranty clerk for a RV dealership.
