-- Do you have a pump-out fitting on the outside of the boat? yes
-- Find the larger hose in the bilge and follow it.
---- IS there a holding tank? unsure, im gonna say yes
---- Is there also a Y-valve that splits the hose between tank and deck fitting?
---- Is there a macerator with a...
I know nothing about marine toilets (head) The head in our 88 230 weekender has to lines coming up to it, A small one and a bigger one. It has bellows type pump to pump water in, it looks like a 2 part design, square, It has pump out with the key. I m not sure if it has a holding tank, (Recently...