Can the switches be replaced with out removing the double unit from the cabinet?
Answer Hello Don. No, you need to remove the outer cover to replace the switches in the unit.
"DOOR' on display when press start button. If switch problem, how to replace and what part #? How to replace light bulb inside the microwave oven?
Answer Hello Stevie. It does sound like a door switch issue. Make sure the latches are good, and if so, test the switches. To access and replace them, you need to remove the microwave from the unit and remove the outer cover off the microwave. Then you can access the switches.