All ActivityMost RecentMost LikesSolutionsuse of fresh water tankI have 2008 Class C (31') Sunseeker which I have never used the Fresh water system. When I tried to fill the tank the water ran out of a plastic tube located in the right rear of the the rig. This tube is open to the atmosphere with no cap . As the water filled the tank the water ran out this tube. Was or is this tube suppose to have a closed end to it . There is no instruction specific to my Rig that explain anything regarding the fresh water system. Please help FrankFresh water tankI tired to fill my fresh water tank in my Forest River Class C motor home 2008. While adding water to the tank it began running out of a plastic tube open to the outside of the rear of the RV. This is the first time I have tried to use the fresh water tank.