I purchased a 2020 Cedar Creek Cottage 40C20 last fall and it was winterized by the dealer.
I am getting ready to open it up next month and need help or advise on De-Winterizing it.
It has a 30 Gallon Electric Water Tank
plenty of you tube videos and info on this forum. info may not line up 100% with a destination trailer. they may have a separate bypass system then your "standard" rv.