Donald H Lanoka Harbor , NJ July 02, 2021 Appliance: KitchenAid Undercounter Dishwasher KUDM01TJBT0 Kitchenaid Dishwasher Kudm01tjbt0: The upper spray arm fell off. How to replace Upper Wash Arm. Ordered replacement spray arm. Watched video and replaced. It was actually harder to get the upper tray stops off to remove the tray, as they were different than what was shown in the video. Less than 5 minutes to complete repair. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes