Heat & A/C on at the same time!
My SIL just bought a used 5th wheel. When she recently went to turn on the heat she noticed immediately that the heat AND the a/c came on together and they were both blowing from the vents in the roo...
Forum Discussion
1. Need Brand and Year Model of RV and Brand Model of AC and type wall tstat. Without this info nobody can help you.
2. ODDS are she is NOT activating the Heat(furnace) at all. She is activating the Roof AC system and is seeing the air blowing out the roof vents.
3. Depending on the Brand and Model AC and tstat, Dometic's on some units, if you DO NOT have the roof AC Fan set to AUTO, the Roof AC fan will come ON when you activate the floor LP furnace. That is normal on this type system. But the furnace should still come on and blow out the Floor vents. Doug
2. ODDS are she is NOT activating the Heat(furnace) at all. She is activating the Roof AC system and is seeing the air blowing out the roof vents.
3. Depending on the Brand and Model AC and tstat, Dometic's on some units, if you DO NOT have the roof AC Fan set to AUTO, the Roof AC fan will come ON when you activate the floor LP furnace. That is normal on this type system. But the furnace should still come on and blow out the Floor vents. Doug
