The adaptive defrost control (#13 on the
controls break down diagram) is located in the far right corner inside the housing.
Unplug the refrigerator.
To access the part you have to remove the light shield (#21 on the
controls break down diagram) by releasing the tab on each side on the back of the light shield and pulling the part toward yourself.
Then you have to remove the screw on each side of the control panel (#23 on the
controls break down diagram) and remove the control panel.
Then you have to remove the screw on each side of the heat shield (#19 on the
controls break down diagram) and the screw (#2 on the
controls break down diagram) holding the housing to the back wall and carefully pull the housing toward yourself.
Unplug the old PCB and remove it. Install the new one (do not remove the new PCB from the plastic box. It should be installed in the box.
- The part number for the adaptive defrost control is
AP3160614
Here are the break down diagrams for the Maytag refrigerator
Model MZD2766GEQ
Good luck.
Gene.