Westinghouse Dishwasher MDB421RHS3
Repairing your MDB421RHS3 Westinghouse Dishwasher is simple with official replacement parts made to fit your model. View a selection of popular parts, or review parts lists for each of the
MDB421RHS3 model diagrams below. Trust us to help you find the part you need and get your
MDB421RHS3 Westinghouse Dishwasher running again.
Diagrams for Westinghouse MDB421RHS3 Dishwasher
There are 7 diagrams for MDB421RHS3. Click on the diagram where you think your part is located.
Most Popular MDB421RHS3 Parts
These are the most commonly purchased repair parts for MDB421RHS3.
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This gasket goes on the bottom of the dishwasher door to create a tight seal between the tub and the outer edge of the door. If the gasket is cracked or broken, it will need to be replaced to keep water from leaking out on to the floor. The gasket is approximately 23” long and is a genuine OEM part. It is recommended that once you have installed the gasket to leave the door closed for a few hours to make sure the gasket is properly sealed.
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The door gasket provides a water tight seal between the tub and the door, to keep water from leaking out of your dishwasher. If your dishwasher is leaking you may need to replace the door gasket. This gray door gasket is made of rubber and is a genuine OEM part.
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This part is a genuine OEM part. This grey lower dish rack assembly comes with eight light-gray rollers for easy access. The dish rack is approximately 21 inches wide x 22 inches deep. The dish rack holds dishes in place during the dish washing cycle. If you see rust spots on the dishes, the lower rack will not pull out, or the lower rack is visibly rusted or damaged, you will need to replace the part. Other common symptoms include: unusual or loud noises coming from the unit, or the dishes on the lower rack not being washed properly.
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This water inlet valve is usually located behind the lower kickplate panel in either the right or left corner of the front of your dishwasher. The attaching solenoids on the valve open and close to release the desired amount of water needed in your dishwasher. If your dishwasher is leaking, will not fill with water, is not draining, or not cleaning the dishes properly, you may need to replace the water inlet valve. This valve has 120 volts and 60 Hz. Please be sure to disconnect the power to your dishwasher before starting your repair. This water inlet valve is a genuine OEM part.
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The drain hose connects to the pump located below the lower spray arm. It aids in proper dishwasher drainage by carrying the drain water from the dishwasher drain pump to the kitchen sink drain. The drain hose measures 8 feet long. If your drain hose becomes damaged or cracked it will cause water to leak on the floor and you will need to replace the hose. This hose is white and black in color, made of plastic and is a genuine OEM part. Please make sure you shut off the water supply and disconnect the power to the dishwasher before starting your repair.