Suburban Furnace
I thought I had a bad controller on my Suburban furnace. So I replaced it with a dinosaur electronics board. Still no exact fix. However it starts by cycling the blower on for 1 second then turni...
Forum Discussion
I would check the porcelain portion of the ignitor for cracks. Check the high voltage lead for signs of arcing to ground.
Fan should run for 15-20 seconds before the ignitor comes on.
Are you running off battery or shore power? Low battery could cause fan to slow down enough for sail switch to drop out ending cycle.
What model of Suburban furnace?
Fan should run for 15-20 seconds before the ignitor comes on.
Are you running off battery or shore power? Low battery could cause fan to slow down enough for sail switch to drop out ending cycle.
What model of Suburban furnace?
