Customer Questions and Answers for Drain Pump Assembly by Samsung

Cheif, Check and make sure the drain hoses and pump aren't restricted with debris, make sure the drain hose and drain pipe aren't kinked. twisted blocked, etc. " Check for Foreign material entering the pump or hoses. Check to make sure the wiring harness is connected properly. Check the water pump terminal." There should be little to no water left in the tub and/or tub to pump hose. If all checks are OK, then you will need to check the air tube between the water level pressure switch and the tub assembly. If the air tube is kinked, twisted, pinched or obstructed with debris or sediment the pressure switch will not react properly and cause the ND error code.