Forum Discussion

Spade_Cooley's avatar
Spade_Cooley
Explorer
Dec 13, 2019

How much water to ad to black tank when starting out.?

I'm not a beginner and have never had trouble with blockage but know a number of people who have, My neighbor in this RV park is currently stopped up and had to buy a solution to dump into her tank t...
Edd505's avatar
Edd505
Explorer
Dec 18, 2019
black tank flush after dumping & closing the black valve 3-4 minutes, yes minutes. I drive to the next RV Park and dump as needed. When leaving, dump flush and add as stated. Repeat, not a chance it will clog and the clean water driving helps breakup & clean for the next stop. I have a 57 gallon black and it takes weeks to fill with the added water.

(1 minute = 3-5 gallons depending on flow rate)

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