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Microwave Turntable Not Turning

The part(s) or condition(s) listed below for the symptom Microwave turntable not turning are ordered from most likely to least likely to occur. Check or test each item, starting with the items at the top of the page.

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    Most Frequent Causes for Microwave turntable not turning

    For the most accurate results, enter your model number.


    Cause 1Turntable Motor

    Use a multimeter to test the motor for continuity. If the turntable motor does not have continuity, replace it.

    Parts
    Cause 2Glass Tray Drive Coupling

    If the microwave turntable is not turning the glass tray drive coupling could be broken or stripped out. Gently pull the coupling off the drive motor shaft to inspect the drive coupling for damage.

    Parts
    Cause 3Glass Tray Support

    If the microwave turntable is not turning the glass tray support could be broken or stripped out. Gently pull the support off the drive motor shaft to inspect the tray support for damage.

    Parts
    Cause 4User Control and Display Board

    The user control and display board might be defective. However, the turntable motor is much more likely to be at fault. First, test the incoming power to the turntable motor. If the motor is not getting power, the user control and display board may be defective. If the user control and display board is defective, replace it.

    Parts
    Cause 5Touchpad and Control Panel

    The touchpad and control panel might be defective. However, the turntable motor is much more likely to be at fault. First, test the turntable motor. If the motor is not defective, it is possible that the touchpad and control panel are defective. To determine if the touchpad and control panel are defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad and control panel.

    Parts
    Cause 6Touchpad

    The touchpad might be defective. However, the turntable motor is much more likely to be at fault. First, test the turntable motor. If the motor is not defective, it is possible that the touchpad is defective. To determine if the touchpad is defective, try pressing each of the buttons on the control panel. If some of the buttons respond correctly while others don’t, replace the touchpad.

    Parts
    Cause 7Main Control Board

    The main control might be defective. However, the turntable motor is much more likely to be at fault. First, check the incoming power to the turntable motor. If the turntable motor is not getting power, the main control board may be at fault.

    Parts