Holding tank vent clogged or obstructed?
When emptying the gray tank I noticed that it will flow fairly well then slow, followed by a whoosh sound and then drain completely. Also, after dumping the black tank I am noticing an odor. After rea...
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Weldon wrote:
There is a vent most likely under the lavatory sink. Don't recall the name...may be for gray or black....
Most likely for the gray only.
It is called an "air admittance valve".
Here are images of a few:
https://www.google.com/#sclient=psy-ab&q=1.5+air+admittance+valve+image&oq=1.5+air+admittance+valve+image&gs_l=hp.12...11326.15358.2.19681.8.8.0.0.0.0.256.1472.1j2j5.8.0....0...1c.1.19.psy-ab.aEd3uCX7eKE&pbx=1&bav=on.2,or.r_qf.&bvm=bv.48705608,d.aWc&fp=dcbb9b7f9ec108b7&biw=1093&bih=452
Mel
