cwobosnExplorerJul 09, 2013back water tankNeed some plumbing help! I am presently at a campground in MD and my black tank reads full but when I pull to open valve, nothing. I tried backflush and nothing flows out. My guess is that the gate i...Show More
rmoparmanExplorerJul 10, 2013Also camping in MD,or Gettysburg. Had to get blackvalve replaced from Jrs repair. Real good but must be in area:)
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