This Dishwasher Pump and Motor Assembly pumps water through the spray arms during the dishwashing cycle. When removing the old motor, make sure to note where the various wires connect. If your appliance isn't cleaning your dishes as expected, replacing this part may alleviate the issue.Replacing this part will require basic hand tools, some disassembly of the dishwasher and novice repair experience. You must unplug the dishwasher or shut off the house circuit breaker for the appliance before installing this part. Also be sure to turn off the water supply to your dishwasher before you begin.Helpful Tip: We also recommend using affresh® Dishwasher Cleaner* (item W10282479) to help reduce limescale and mineral build-up that can be unsightly and affect your dishwasher's performance.*affresh® brand products are owned and distributed by Whirlpool Corporation.