Dusty_BootsExplorerFeb 13, 2021Gray Water not empty, only 1 gate valve2007 six-pac D650 cabover, do you have any information regarding the 38 gal gray water tank, I have only one gate valve for the black water holding tank, the gray water tank does not have a separate ...Show More
MitchF150NomadFeb 13, 2021I would not trust the sensor readings as gospel.. If you open the valve and nothing comes out, it's gotta be empty?Mitch