Forum Discussion
rockhillmanor
May 23, 2017Explorer
old guy wrote:
my guess is the water in the pee trap is draining out as you drive and the grey tank smell is coming up through the sink.
X2
Also in hot weather if you don't use the bathroom sink often or you have left it parked for awhile between trips the water in the sink p-trap evaporates. Since it drains into black tank the sewer smell will come right up thru the sink drain.
I've had it happen quite a few times traveling in the south. I don't wash my hands in the bathroom sink because it makes the black tank fill up faster. Sooo the p-trap water evaporates all the time. :R
Just add water to the sink to fill p-trap.
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