Quote:
Originally Posted by jrd22
I also need to install one on the discharge hose from the holding tank that goes to the macerator and then to the thru hull (the same thru hull used for the direct overboard discharge, there is a SS manifold on the thru hull). This line runs horizontally just barely above waterline and would be under water when heeled allowing water to run back through the pump and into the holding tank if the Y-valve is open to tank.
|
I've never seen one in that position. The tank has a vent, so it has a built-in siphon break and the macerator acts as a check valve.