Christopher E Lansing , IL May 18, 2016 Appliance: Whirlpool Commercial Washer CAE2743BQ0 Whirlpool Washer Cae2743bq0 / : The door latch was bad the control board and coin control board. How to replace Latch. A new set of control board, coin control board and the door latch was installed, and the washing machine was reprogrammed. 3 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 30-60 minutes