Why is freshwater tank filling?

[BillyBass]

Originally Posted by mbart77

YOU NAILED IT!!!! The shower miser was set to dry camping--and the cold water knob was turned to the on position!! I must have left it on yesterday when I was flushing the antifreeze out of the system.

Thank you so very much. In fact thanks to everyone who took the time to help me.

Thanks for the input bc I have that on my camper to so I just have to remember that