Black Tank clog
So my new (to me) 2009 Fleetwood Fiesta LX developed a clog in the toiler (or we though). After you put water it rises up in the toilet. If you let it sit it will slowly get lower. I thought it was s...
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I'm having the same problem. It backs up at the toilet but the tank itself doesn't fill up. I took it to a semi-modern site last weekend and didn't have the problem with the drain valve closed. The time before and this weekend both while hooked up to modern sites and leaving the drain valve open it would back up.
