Suburban furnace blower issue
I have a suburban furnace in my travel trailer i was checking the trailer out today and connected power to it and the found that the furnace blower fan was running. It will continue to run with the ...
Forum Discussion
Here is a link to the service manual; LINK. Page 23 gives the sequence of operation when you turn on your furnace. Looks like Old-Biscuit hit the nail on the head. The module board is part no. 520820.
