Fresh water tank
Tank fills up when using outside hook up. Even with valve ofg
Forum Discussion
Old-Biscuit wrote:
Other possibility is the on-board pump internal check valve is leaking allowing water to back flow thru pump.
It's happened to me. I put a ball valve inline in the pipe from the pump and close it when we are on shore water or open it to use water thru the pump. The pump stopped the intermittent cycling too.
