We are in NC and will be leaving for FL sometime around Christmas. Our forecast is for some mid 20 degree weather next week. If I run the furnace during these cold days will that eliminate my freeze ...
You also could blew out the line with air. Not long to do and cost nothing but 30 minutes. Put a couple cups of the pink in the traps. If your Newmar is like ours you have heated bays but the furnace does use a lot of propane. As stated light bulbs should work also.