Brett H Roseville , CA February 20, 2017 Appliance: Maytag Washer- Horizontal Axis MAH4000AWW Maytag Washer Mah4000aww: Drive belt slipping. How to replace Belt And Isolator Kit. Used new belt and isolator kit, following the video instructions on the website. Extremely easy, went very well. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes