Connection grey to black tank
As in our Class C, our habbits/use of grey and black water capacity always creates the problem that the grey tank is FULL quickly, and the black is almost empty. Over the years I always thought bu...
Forum Discussion
vtraudt wrote:
Yes, I now see what you say: the grey and black MERGE ("T") already at the drain hose.
Just modify to make a "Y" with 3 valves (grey, black, main drain) or 2 (main/black (3.25 I think in my case) and grey (much smaller, maybe 2").
Normal operation: all closed.
Move grey to black: keep main/drain closed, open grey. If grey level is higher, will push into (fill) black.
Empty: open all.
exactly. And in our trailer we have a 36 gallon grey tank for the bathroom and a 36 gallon grey water for the galley. do the same thing if one grey gets full to equalize between the two grey tanks.
BTW when dumping, this also makes a quick and easy way to backflush the black tank. Empty the black, close main outlet, open grey and let it backfill into the empty black, close it, then drain the black again. repeat as appropriate.
