Service Bulletin Description:
F28 failure code relates to a Motor Control Unit (MCU) Failure, therefore, technicians are replacing the MCU without correcting the washer problem.
This Service Bulletin PDF download contains information for the following:
MLE20PD MLE20PR MHP30PR MLG20PD MLG20PR CET8000 MHN30PD CGT8000 MHN30PR
The PDF may also contain information that applies to additional models not listed.