Black tank dump valve replacement tips?
Hey Everyone, I am having trouble with the dump valve on my black tank leaking. Just a slow leak. I dumped and rinsed then added some "seal conditioner" that I found at an RV shop. That appeare...
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Do not use any plumbers grease or any other grease that is a petroleum product. I've found some plumbers grease has a petroleum base and some have a silicone base. Use silicone based grease only. Petroleum greases will, in the long run, swell the seals and make them very hard to operate. In my case, it was so hard to operate the blade valve that the seals popped loose and "stuff" came out onto the parking lot at a Kmart.
