Trouble with black tank sprayer... baffling
I hooked up my black tank sprayer this weekend to flush, and absolutely no water was getting through to the tank. I've used this sprayer many times, but this weekend, nothing. I'm thinking it must be ...
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I had the problem and solved it with CLR (Ace Hardware) to dissolve calcium buildup. Poured it into the line between the backflow valve and black tank rinser and let it sit overnite and it's worked great ever since.
