precaution. Depending on how full your tanks are, you can expect there to be a good pressure surge as sewage enters the hose and makes its way to the dump station. Make sure the RV sewer hose valves are closed.
This is an important step. Most RVs have a pipe or area designated for the RV sewer hose. Facebook, Twitter or, instagram. You may need to use a soft sewer gasket depending on the dump station and location. After youve drained out the black tank and closed the valve, you can slowly open the grey water tank valve. Most RV sewer hoses have bayonet-style fittings and generally make a tight seal.