Alexander S Martinez , GA April 19, 2018 Appliance: Whirlpool Washer WFW8400TB00 Whirlpool Washer Wfw8400tb00: Door bellow seal torn and moldy. How to replace Door Bellow Seal. Ordered and replaced seal. Followed online video. Everything went exactly as the video indicated. Also, opened drain and cleaned out. Found a small fortune of nickels, dimes, bobby pins, and a necklace. Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes