Furnace works intermittenly
My furnace will work fine for several days then it will not come on for a few days. I haven't worked out a pattern for when it works and when it doesn't. For example, last night it ran for awhile, b...
Forum Discussion
I had a problem with a Suburban furnace that would randomly decide not to work. After many, many frustrating examinations and swapping the circuit board it turned out to be the sail switch. When it was initially installed the switch was over tightened and cracked the switch housing causing intermittent operation
