How do I take down the control plastic cover without damage?
Then replace the defrost control board.
Answer Hello John. Disconnect the unit from the power source. 2. Open the fresh food door and remove any items on the top shelf. 3. Remove the light shield cover by pulling down on the back corners of the cover and sliding the cover forward. 4. Remove the fascia/radiant shield mounting screws. Remove the control housing mounting screw at the back of the control housing. Slide the control housing to the right and lower it from the control housing supports. 5. Disconnect the temperature control housing electrical quick disconnects. 6. Remove the temperature control housing from the refrigerator and place on a flat work surface. 7. Remove the two timer mounting screws.8. Disconnect the electrical connector from the timer. 9. Install the replacement timer in reverse order of removal.