I don't know if this is the right forum to post in- but I'm living in casper this winter in my 5th wheel and this morning I woke up to no heat! my furnace wouldn't come on when I turned the heat up. I...
have you checked the water level in the battery lately? if not today would be a good day to do so. the battery needs to be up high enough to run that furnace. I would start with the battery first then tear into the furnace.