Attwood furnace intermittent issues
I have a 2003 truck camper with a attwood hydroflame (7920-II). Here in AZ it doesn't get much use, maybe once a year. It seems to run OK the 1st night and then fail the 2nd night. I seems to light ...
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Intermittent squeal is likely from lack of use - some try lubricating fan bushing/bearing. I just turned the furnace on and let it run for an hour or so (cut off the propane so I wasn't wasting that) and I haven't heard the squeal again.
