The Defense Acquisition University Alumni Association (DAUAA) is an alumni organization for the Defense Acquisition University. It was founded in 2002 and is still very active today.
Fill your fresh water tank again with cold water and let the water sit in the tank for about 8 to 12 hours. After the allotted time, turn on all the faucets and water outlets in your RV again and let the water run until the smell of the bleach goes away.
Once it is done emptying, close the valve for the RV black water tank, then open the valve to empty the RV gray water tank. The reason you empty the black water tank first is so that the relatively âcleanerâ water, coming from the gray water tank, can flush out any waste left in the hose (from emptying the black water tank). 5.