Brian L Chandler , AZ June 27, 2021 Appliance: Maytag Washer- Horizontal Axis MAH5500BWW Maytag Washer Mah5500bww: Maytag Neptune washer would not fill. How to replace Dispenser Valve Assy. Replaced main and dispenser valves. Given the washer is 15 years old, I decided to replace the fill hoses as well. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes