Christopher N Baltimore , MD October 26, 2023 Appliance: Whirlpool Dishwasher WDTA50SAHZ0 Whirlpool Dishwasher Wdta50sahz0: The upper dishwasher adjuster wheels had broken off. How to replace Dishwasher Upper Rack Adjuster Kit. It was actually very easy if you follow the tutorial video that is provided when you order the part. Step by step instructions to remove old parts and install the revised parts. 100% accurate and easy to follow. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes