Millard G Bogalusa , LA January 22, 2024 Appliance: Jenn-Air Electric Wall Oven W100 Jenn-Air Oven W100: Water mixing valve. How to replace Water Inlet Valve. It helps to look it up on Youtube. I repair a lot of things in this way. Then I order the parts. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes