Quote:
Originally Posted by 66joej
I believe the OP said that his toilet and shower were full to overflowing.
This would indicate that in fact his shower drains into the black tank.
|
Quote:
Originally Posted by bobbecky
Either you have a real problem, or, I'm wondering if you have the black and grey tank drain valves open and have the external drain fitting capped, so when the shower water drains into the grey tank, it is also filling the black tank too?
|
Could be either case since overflowing result would be the same? Time to check the waste gates and remove the outside cap. Good thing it’s only shower water!