Ed B Lilburn , GA November 12, 2018 Appliance: Maytag Refrigerator MFI2568AEB12 Maytag Refrigerator Mfi2568aeb12: Worn out upper spray arm and supply tube on Kitchenaid dishwasher. How to replace Spray Arm And Supply Tube Kit. Simply removed old one and installed new one. Video on their web site was great/. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes