Dishwasher making knocking noise while running Appliance Repair Questions › Category: Dishwashers › Dishwasher making knocking noise while running 0 Vote Up Vote Down Anonymous asked 11 years ago My dishwasher is making a knocking noise while running Appliance Repair Questions Staff replied 11 years ago Most common reason is a plate, cup, cookware is positioned wrong and the spray arm is hitting it every time it rotates.Reposition some of the dishes and try again. Please login or Register to submit your answer Username or Email Address Password Remember Me
Most common reason is a plate, cup, cookware is positioned wrong and the spray arm is hitting it every time it rotates.Reposition some of the dishes and try again.