Thetford porta potty not pumping water

NEW 20.00 Pump for the Thetford porta potti.

[@frednicolet8991]

Thanks for the idea, looks like it'll work for me.

[@prophetseven728]

Anyway you can run it on batteries that are made for it? My pump did go out. Never over filled. But it just died. I wanted to get another just engine but can find one on line.