If the light bulb or some other components in your Kitchenaid microwave are not working, keep reading. In this article, we are going to show you what to do if your Kitchenaid microwave is not working.
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Kitchenaid Microwave Is Not Working — Solution
If your Kitchenaid microwave is not working, there is more than one possible reason. We have listed them below and how to fix them.
Line Fuse
A faulty line fuse is the most likely reason your Kitchenaid microwave is not working. Follow the steps below to test and replace a Kitchenaid microwave line fuse…
Step 1: First, turn off the circuit breaker.
Step 2: Open the oven door.
Step 3: Take out the glass tray and support in the oven.
Step 4: Take out the screws on the sides of the microwave which secure it to the cabinet.
Step 5: Lift the microwave out and place on a towel lined surface.
Step 6: Take out the screws which hold the top panel of the oven in place. There will be four screws.
Step 7: Slide the top panel out.
Step 8: Pry out the line fuse from the holder with a screwdriver.
Step 9: Test the line fuse using a multimeter. If there is no continuity, get a new line fuse.
Step 10: Sit the new line fuse in the holder.
Step 11: Return the top panel and the four screws which secure it.
Step 12: Push the microwave back into the cabinet and secure the sides to it.
Step 13: Return the glass tray and support.
Step 14: Turn on the circuit breaker.
Keep reading if your Kitchenaid microwave is not working.
The video below will show you how to replace the line fuse in a Kitchenaid microwave.
The Main Control Board
This is another possible reason why your Kitchenaid microwave is not working. Follow the steps below to replace the main control board in a Kitchenaid microwave…
Step 1: Switch off the circuit breaker.
Step 2: Take out the glass tray, rack, and support in the microwave.
Step 3: Take out the screws and washers on each side of the microwave which secure it to the cabinet.
Step 4: Pull the microwave out of the cabinet and set on a flat and sturdy surface lined with a towel or cloth.
Step 5: Take out the four screws which hold the top panel of the microwave in place.
Step 6: Note where each wire goes on the control board then disconnect them. Take a picture to make it easier to remember.
Step 7: Move the plastic tabs which secure the board back and remove the control board.
Step 8: Get a new control board and position it in the plastic tabs.
Step 9: Reconnect the wires to the control board using the picture you took earlier for reference.
Step 10: Slide the top panel of the microwave back into place and secure it with the four screws.
Step 11: Return the microwave to the cabinet and secure the sides with the screws and washers.
Step 12: Return the glass tray, rack, and support to the microwave.
Step 13: Turn on the circuit breaker.
If your Kitchenaid microwave is not working after replacing the control board, keep reading.
Watch the video below for a visual of how to replace the main control board in a Kitchenaid microwave.
The Magnetron
If your Kitchenaid microwave is not working, the magnetron could be faulty. This only happens in rare cases, so make sure to test the components above first. To replace the magnetron in a Kitchenaid microwave, follow the steps listed below…
Step 1: Switch off the circuit breaker for your microwave.
Step 2: Take out the glass tray, rack, and support in the microwave.
Step 3: Take out the screws and washers which secure the microwave to the cabinet.
Step 4: Lift the microwave out and place on a towel lined sturdy surface.
Step 5: Take out the four screw which hold the top panel of the microwave in place.
Step 6: Slide out the top panel of the microwave.
Step 7: Set the panel aside.
Step 8: Using a flat blade screwdriver, release the plastic tabs which hold the inverter board cover in place.
Step 9: Take out the screw at the back of the microwave which holds a small metal piece in place.
Step 10: Remove the metal piece and take out the inverter board.
Step 11: Take out the screws which hold the right panel of the microwave in place.
Step 12: Remove the panel.
Step 13: Take out the four screws which secure the magnetron.
Step 14: Remove the main control board from the plastic tabs and move it aside.
Step 15: Also lift out the light bulb.
Step 16: Take out the screws which hold the metal plate of the power supply board in place.
Step 17: Move the metal plate and power supply board to one side.
Step 18: Disconnect the wire connected to the user interface board.
Step 19: Detach the vent ampere actuator from the vent assembly.
Step 20: Now take out the screws which hold the vent assembly in place.
Step 21: Remove the vent assembly.
Step 22: Disconnect the wire from the magnetron.
Step 23: Lift out the magnetron and take out the screw which secures the sensor wire to it.
Step 24: Test the magnetron using a multimeter. If there is no continuity, get a new magnetron.
Step 25: Screw the sensor wire to the new magnetron.
Step 26: Reposition the magnetron and connect the wire to it.
Step 27: Secure the magnetron with the four screws.
Step 28: Reposition the vent assembly and hold it in place with the screws.
Step 29: Insert the vent ampere actuator into the vent assembly and turn counterclockwise.
Step 30: Reconnect the wire to the user interface board.
Step 31: Reposition the power supply board and mounting plate.
Step 32: Secure them with the screws.
Step 33: Reinsert the light bulb.
Step 34: Return the main control board.
Step 35: Return the side panel and hold it in place with the screws.
Step 36: Snap the vent cover back into position.
Step 37: Return the metal piece and the screw which secures it.
Step 38: Slide the top panel back and hold it in place with the four screws.
Step 39: Push the microwave into the cabinet and secure it with the screws and washers.
Step 40: Return the glass tray, rack, and support.
Step 41: Turn the circuit breaker back on.
The video below will walk you through the process of replacing the magnetron in a Kitchenaid microwave.
Kitchenaid Microwave Start Button is Not Working
If the start button on your Kitchenaid microwave is not working, you need to replace the control panel. To replace the control panel on a Kitchenaid microwave, do the following…
Step 1: Turn off and unplug the microwave from the outlet.
Step 2: Take out the screws on the two sides of the microwave which secure it to the cabinet.
Step 3: Also remove the washers.
Step 4: Pull the microwave about 4 inches out.
Step 5: Take out the four screws which hold the control panel in place. There will be two on each side.
Step 6: Lift the control panel up.
Step 7: Disconnect the wires connected to the control panel.
Step 8: Get a new control panel.
Step 9: Connect the wires to the control panel.
Step 10: Align the control panel and hold it in place with the two screws on the right and left.
Step 11: Push the microwave back into the cabinet.
Step 12: Insert the washers back in the holes.
Step 13: Screw the microwave back to the cabinet.
Step 14: Plug the microwave back in.
The video below walks you through the process of replacing your Kitchenaid microwave’s control panel.
Kitchenaid Microwave Light is Not Working
If the light in your Kitchenaid microwave is not working, you will need to replace the light bulb. To do that, follow these steps…
Step 1: Turn off and unplug the microwave.
Step 2: Open the microwave door and take out the glass tray and support.
Step 3: Using a screwdriver, take out the screws on the two sides of the microwave which secure it to the cabinet.
Step 4: Take out the washers as well.
Step 5: Get a partner to help you lift the microwave up and place on a sturdy surface.
Step 6: Take out the four screws at the top of the microwave. There will be two on the right and two on the left.
Step 7: Lift the panel up then out.
Step 8: Move the control board out of the way.
Step 9: Take out the spring to remove the light bulb.
Step 10: Disconnect the bulb from the socket.
Step 11: Get a new bulb and connect it to the socket.
Step 12: Place the bulb in the hole and reposition the spring.
Step 13: Return the control board and secure it under the tabs.
Step 14: Return the top panel and hold it in place with the four screws.
Step 15: Lift the microwave up and push it back into the cabinet.
Step 16: Insert the washers in the holes on the sides of the microwave.
Step 17: Screw the sides of the microwave to the cabinet.
Step 18: Return the glass tray and support to the microwave.
Step 19: Plug the microwave back in.
Below is a video walkthrough on how to replace a Kitchenaid microwave light bulb…
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Kitchenaid Microwave Turntable Is Not Working
If the turntable of your Kitchenaid microwave is not working you may need to replace the turntable motor. To do this, follow the steps listed below…
Step 1: Unplug the microwave.
Step 2: Open the door of the microwave and take out the rack, glass tray, and support.
Step 3: Also take out the coupler.
Step 4: Take out the screws on the two sides of the microwave with a screwdriver.
Step 5: Get someone else to help you lift the microwave up and place on a flat sturdy table.
Step 6: Turn the microwave and lay it on its side.
Step 7: Cut out the cover at the bottom of the microwave
Step 8: Take out the cover.
Step 9: Rotate the turntable motor and disconnect the wires connected to the terminals.
Step 10: Remove the adapter on the old turntable motor and install on the new one.
Step 11: Connect the wires on the turntable motor.
Step 12: Insert the motor in the microwave and rotate in the opposite direction to lock.
Step 13: Align the cover and secure it with screws.
Step 14: Turn the microwave back and push it into the cabinet.
Step 15: Insert the washers into the holes at the sides of the microwave.
Step 16: Secure the sides of the microwave to the cabinet with the two screws.
Step 17: Push the coupler back into the hole.
Step 18: Return the glass tray and support.
Step 19: Plug the microwave back in.
If the turntable in your Kitchenaid microwave is not working still, it may because of a damaged glass tray support. Open the microwave door and take out the glass tray. Closely inspect the support for any damages. If there are any, get a new glass tray support.
Your Kitchenaid microwave turntable may also have stopped working because of the drive coupling. Take out the glass tray and support. Pull the drive coupling out and inspect for cracks or chipped pieces of plastic. If you notice any damage, replace it.
How to Reset a Kitchenaid Microwave
If your Kitchenaid microwave is not working, try resetting it. Turn off the circuit breaker for your microwave and leave for 5 minutes. After 5 minutes turn the circuit breaker back on and test the microwave. If your Kitchenaid microwave is not working still, contact a technician.
