Darren G Cordova , TN September 19, 2016 Appliance: Samsung Washer WA456DRHDWR/AA-0001 Samsung Washer Wa456drhdwr/Aa-0001: 3e error would not finish cycles. How to replace Washer Main Control Board. Was having random 3E errors and cycles were taking for ever. Replaced PCB Main board and problem went away. Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes