Carol for Model Number Wmh31017aw We've bought several bulbs for under microwave and ours has a full and half light. None of the bulbs work but won't go to full or half. What could be the problem? Thank you
Answer Hello Carol, The different levels of the light is determined by the control board WPW10434821. Read More... Answered by AppliancePartsPros.com | Thursday, August 3, 2017