David J Slidell , LA March 20, 2020 Appliance: Whirlpool Washer WTW8900BC0 Whirlpool Washer Wtw8900bc0: Defective bleach dispenser. How to replace Washer Dispenser Bezel. When the bleach dispenser failed to drain, it caused the top of washer to rust and would leak onto the floor. I replaced the rusted top and bleach dispenser. Problem solved. Washer is like new. Do-It-Yourself Rating: Repair Time Estimate: 1-2 hours