Forum Discussion
Bobbo
Apr 01, 2015Explorer II
Wishbone51 wrote:lanerd wrote:
Typically, the most common reason for black tank odors in the interior of an rv is due to a malfunctioned Air Admittance Valve (AAV) that is located under a sink (kit or bath or both)
What does the AAV have to do with the black tank? I thought it just admitted air to help sinks drain to the grey tank. I know that some bathroom sinks go to the black tank, but the kitchen?
The gray tank smells as bad as the black tank. If either AAV fails, you will have odors.
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