The Upper Spray Arm is an OEM part for Whirlpool dishwashers. It is responsible for distributing water throughout the upper part of the dishwasher during the wash cycle, ensuring dishes are cleaned effectively.
Causes of a bad upper spray arm can include clogging from food particles, mineral deposits from hard water, or physical damage to the spray arm. These issues can impede the spray arm's ability to rotate and distribute water properly.
Symptoms of a bad upper spray arm include:
- Poor cleaning performance on the top rack
- Spray arm not spinning
- Visible damage or clogging of the spray arm holes
This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore models.
Note: For the spray arm retainer, use part number WP3400918.
Do-It-Yourself Stories from Customers like You
Arm spray on dishwasher Beth N. • Brookings , OR • July 09, 2017
Funny, my husband did it. We have a service contract but you know how long that still takes. So he found the part at the bottom of the dishwasher and it had a number on it. He went to your site and and found the part. Yes it was a little cheaper else where like everything else but what the other sites didn't have he said was the video on how to do it. He explained he felt that takes money to produce so the few dollars more were worth it to him and he can be cheap. We had it in two days like you...
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