Dana G Las Cruces , NM July 14, 2014 Appliance: Whirlpool Washer WTW6600SW0 Whirlpool Washer Wtw6600sw0: Kept getting an f1 error on my whirlpool cabrio washer. How to replace Control Board. Replaced the Electronic Control Board. It was very easy and only took about 15 minutes! 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: 15-30 minutes