This is why there is so much confusion among appliance repair techs in the field. Even Whirlpool's own technical guidance for this error is abysmal they say to replace the CCU and if that doesn't fix it, then replace the MCU. The tech sheet inside the washer says this is a communications error between two control boards: the CCU (central control unit) and MCU (motor control unit). The infamous and all-too-common F11 error code in these Whirlpool Duet front load washers is a case-in-point. How can I offer professional appliance repair services this way and stay in business? Well, it means I better know what I'm doing and be able to do real troubleshooting, not just throw parts at the problem and hope to get lucky. ![]() If my diagnosis is wrong, that's my problem, not the customer's and it won't cost them a penny more than what I quoted. I give a quote up-front for the complete repair cost and I stick to it. ![]() The Appliance Guru never does business that way. In their confusion and frustration, many will go into Parts Changing Monkey mode and start blindly replacing expensive control boards without really fixing the problem (but still charging the customer, of course). ![]() Many appliance servicers have been befuddled by the elusive and mysterious F11 error code in these Whirlpool Duet front loading washers (also sold under the Kenmore brand).
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