Noisy Furnace
My 2001 Arctic Fox 5er came with a Suburban SF 30F furnace and when it runs, the fan is very noisy. I am contemplating insulating the unit to make it quieter. I noticed that Suburban now makes a "quie...
Forum Discussion
Always been noisy? Or has it gotten progressively noisy over time? If over time, motor bearings are a possibility. So are an obstruction in the air supply/exhaust ducting OR a nest in the blower itself.
