Black Tank only holds 1/2 to 1/3 of capacity
I recently (August) bought a used 2017 Catalina Coachman. Found out about a week later that the black tank valve had been left half open. Currently I am having to dump the tank about every two days (t...
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If there is liquid just below the flush ball looking down into the toilet, at least you know it's full. Do not trust the lights. They are almost universally wrong. Turn the pump off, open the flush valve and see what you can see first.
