Sewer Flush ??
Just bought first fifth wheel, Just above the purge valves there's an inlet valve for a hose(threaded) that says "sewer flush". Am I correct in assuming that I should hook a hose there when dumping bl...
Forum Discussion
Ed9824v wrote:
My question is since my instructions call for having the black water valve open will the tank build up pressure if the valve is close?????
Not as long as the vent is not clogged....
