Teresa for Model Number MER6770 AAB Just replaced part number 12001661-and now getting F3-2 and now both ovens are heating up without being turned on. Now what?
Answer Hello Teresa. F3: Open or shorted sensor. The cancel keyresets the control and stops the alarm. Iffault is still present it will reactivate thealarm when a cook mode is chosen.Correction: Check sensor and wiring forshorted or open circuit. Read More... Answered by AppliancePartsPros.com | Monday, February 4, 2013