Harold C. for Model Number LFFH21F7HWA The control read-out says "of". I unpluged and repluged nothing has helped. When any button is mashed it reads "lo" and then goes back to "of".
Answer Hi Harold. If you unplug the unit, and the control does not reset, you will need to replace the electronic control board AP4981913. Thank You. Read More... Answered by AppliancePartsPros.com | Thursday, March 15, 2012