It was working fine yesterday. When I got home I

Try unplugging refrig for a few min , then plugging back in . This will reset the adaptive timer and at least get the refrig working . The adaptive timer , is located in the control panel . Pt # 4388932 . To replace this board , remove the knobs and pro the top of the panel outwards . Remove the 4 screws holding the panel ( 2 are on the inside by the light bulb ) . You should now have access to the board .