V berth water tank probleme

[abep35]

Hello everyone
I would appreciate if someone will give me an answer
I own a p35 1973 in NYC and I love it
When I put water in the v birth tank it desapear in 10 mn
I'm just sending where this water goeas

[roverhi]

It goes into the bilge if there is a hole in the tank that allows it to drain out.