Furnace works; then doesn't; works again?
2003 Fourwinds E450. Last trip to NY, furnace did fine all day but went to bed and wouldn't hold temperature and could hear blow turn on but ignitor won't fire, so turned it off. Just got it back from...
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UPDATE: so, they had already replaced the main board (maybe unnecessary?) and nothing had changed. So, this time, the removed the Honeywell digital thermostat and replaced with White-Rogers analog RV thermostat and also straightened out the heating duct beneath the sink/couch/bedroom areas since they said they were "kinked up" in several places and thought that was causing a high heat sensor to trip the furnace off and not auto-start back up. They said they left furnace on last night with temps here going down into the high 30's and said camper was toasty warm this morning. Seems to be working as I type but will know for sure once I'm on the cool beaches of North Carolina this weekend and next week.
