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...
Forum Discussion
Maybe dump the tank and look down the toilet before you add any water. Can you see the bottom of the tank or is there a buildup?
