DescriptionThis video provides step-by-step instructions for replacing the base thermostat on GE microwaves. The most common reasons for replacing the base thermostat are when the exhaust fan is not working or when the microwave runs for a few seconds and then stops.
All of the information in this thermostat replacement video is applicable to the following brands: GE
Tools used: Phillips head screwdriver
Step-By-Step Instructions1
Before you replace the base thermostat in your microwave oven unplug the power cord.
2
Use a phillips-head screwdriver to unthread the two mounting screws securing the grill.
3
With the screws unthreaded, open the oven door then slide the grill to the left and lift it up to remove.
4
Next, remove the control panel mounting screw.
5
Lift the control panel up to detach.
6
To avoid straining the control board wires we recommend noting the orientation of the wires then disconnecting them from the board.
7
Remove the screw securing the grounding wire and set the control panel aside.
8
Now remove the screw securing the thermostat to the base.
9
Depress the locking tab if necessary and disconnect the two wires from the old thermostat.
10
Install the new thermostat by connecting the wires to the terminals.
11
Insert the thermostat tab into the slot in the base then replace the mounting screw to secure.
12
Secure the grounding wire to the control board housing with the screw.
13
Reconnect the remaining wires to the appropriate terminals on the board.
14
Now insert the control panel tabs into the slots in the frame and push the panel down.
15
Replace the mounting screw to secure.
16
Insert the tabs on the grill into the slots in the frame and slide the grill to the right.
17
Rethread the mounting screws.
18
With the repair completed, plug the power cord back in and your microwave oven should be ready for use.