Solved How To Replace Lg Microwave Door Switch In 7 Easy Steps (2023)

A malfunctioning door switch can cause your LG microwave to behave erratically, from failing to start to emitting sparks. Replacing the door switch is a relatively simple repair that can be completed in about 30 minutes with the right tools and materials. This guide will walk you through the steps on how to replace the LG microwave door switch.

Tools and Materials

• Phillips head screwdriver
• Flat head screwdriver
• Pliers
• Wire stripper
• Wire nuts
• New LG microwave door switch

Safety Precautions

• Always unplug the microwave from the power outlet before beginning any repairs.
• Be careful when handling the microwave’s internal components, as some parts may be sharp.
• Do not attempt to repair the microwave if you are not comfortable working with electrical appliances.

Step-by-Step Instructions

1. Remove the Microwave’s Cover

• Locate the screws that secure the microwave’s cover to the base.
• Use the Phillips head screwdriver to remove the screws.
• Carefully lift the cover off the microwave.

2. Locate the Door Switch

• The door switch is usually located on the left side of the microwave, near the door latch.
• It is a small, black switch with two wires attached to it.

3. Disconnect the Door Switch Wires

• Use the flat head screwdriver to pry open the wire connectors.
• Be careful not to damage the wires.

4. Remove the Old Door Switch

• Use the pliers to remove the nuts that secure the door switch to the microwave.
• Carefully remove the old door switch.

5. Install the New Door Switch

• Position the new door switch in the same location as the old switch.
• Secure the switch in place with the nuts.
• Reconnect the door switch wires to the wire connectors.

6. Replace the Microwave’s Cover

• Carefully replace the microwave’s cover.
• Secure the cover with the screws.

7. Test the Microwave

• Plug the microwave back into the power outlet.
• Turn on the microwave and test the door switch by opening and closing the door.
• The microwave should start and stop properly.

Troubleshooting

If the microwave is still not working properly after replacing the door switch, there may be another problem. Here are some common troubleshooting tips:

• Check the wiring to make sure that it is properly connected.
• Test the door switch with a multimeter to make sure that it is working properly.
• Replace the microwave’s control board.

Professional Help

If you are not comfortable performing the repair yourself, you can always call a qualified appliance repair technician.

Final Thoughts: LG Microwave Door Switch Replacement – A Simple Guide

Replacing the door switch on an LG microwave is a simple repair that can be completed in about 30 minutes. By following the steps in this guide, you can easily fix your microwave and get it back up and running again.

What People Want to Know

Q: What are the signs of a faulty LG microwave door switch?

• The microwave does not start when the door is closed.
• The microwave stops running when the door is opened.
• The microwave sparks when the door is opened or closed.

Q: Can I use a universal door switch to replace the LG microwave door switch?

• No, it is important to use a door switch that is specifically designed for your LG microwave model.

Q: How can I prevent the LG microwave door switch from failing?

• Keep the microwave clean, especially the door and door latch.
• Avoid slamming the microwave door.
• Do not overload the microwave.