Your sump pump saves you a significant amount of money in repairs by preventing water from flooding your ba.t, but it must be working properly to do so. If the drain pipe, alsoed the discharge pipe, gets clogged, the pump can’t move water from your ba.t to the outside of your home..What diameter discharge pipe do you have? It will typi.y be either ” or ” for sump pumps, but may be larger..Install a check valve on the open end of the discharge pipe. Place the pump into the sump and prepare to run the water out of the house..My house’s sump pump discharge pipe exit’s the house a couple of feet high from the ground and runs straight down. I don’t want it dumping right next to the house kid’s sandbox is there now so I .