Pump grey tank into black tank?
I was having a cold one with a camping buddy of mine and we were talking about the fun subject of black tanks. It got us "thinking" what if one was to place a DC pump that pumped grey water into th...
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Old-Biscuit wrote:
I installed another dump valve on the main drain line just before the outlet.
With it closed I can open all three waste tanks (black, grey, galley) tying them all together. Open just the grey & galley tying them together. Open black & galley tying them together. Open black & grey, tying them together.
Lots of options with just adding one other valve. No pump, no power draw.
This is my setup too.
I normally just equalize the grey tanks to add space to the fullest of the two.
I always dump black first and then let the grey backfill it. Then I dump it again and repeat until I'm happy. Seems like an easy way to clean the black without wasting more water.
