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List of faults in Microwave Oven and its retification

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Here are some common faults that can occur in a microwave oven and potential ways to rectify them. Remember, microwave ovens can be potentially dangerous if mishandled or repaired by untrained individuals. If you encounter a fault that you are unsure how to rectify, it’s always best to consult the manufacturer’s manual or contact a professional appliance repair service.

in this post we arew trying to list of fault of the Microwave Oven and rectification technics.

Table of Contents

Microwave not turning on

  • Check if the power cord is properly plugged into an outlet.
  • Ensure that the outlet is functioning correctly by testing it with another device.
  • Check if the microwave’s internal fuse has blown and replace it if necessary.
  • If none of the above steps work, there may be an issue with the microwave’s control board or power supply, and professional repair might be required.

Microwave not heating

  • Make sure that the microwave is set to the correct power level and cooking time.
  • Check if the door is closing properly and the door switch is functioning correctly.
  • If the microwave has a turntable, ensure that it is properly seated and rotating smoothly.
  • If the microwave still doesn’t heat, there might be a problem with the magnetron (the component that generates microwaves) or the high voltage circuitry. In this case, it is recommended to seek professional repair.

Sparks or arcing inside the microwave

  • Remove any metal objects or utensils inside the microwave as they can cause arcing.
  • Check if the turntable is properly aligned and not hitting the walls or other parts of the microwave.
  • Clean the microwave thoroughly, as food particles or grease buildup can cause arcing.
  • If sparks continue to occur, there might be a faulty high voltage diode or a problem with the waveguide cover. Professional repair is advised.

Buttons or control panel not responding

  • Clean the control panel with a soft, dry cloth to remove any dirt or residue that might interfere with the button functions.
  • Check if the control panel is locked. Some microwave models have a child lock feature that disables the buttons. Refer to the user manual for instructions on how to unlock it.
  • If the control panel still doesn’t respond, there might be an issue with the membrane switch or the control board. Professional repair may be necessary.

Microwave emitting strange odors or smoke

  • Immediately turn off and unplug the microwave.
  • Check for any visible signs of damage or burning inside the microwave.
  • Clean the interior thoroughly to remove any food debris or grease that might be causing the smell.
  • If the problem persists, there might be an issue with the magnetron or other internal components. It is recommended to have it inspected and repaired by a professional.

Remember, microwave ovens can be potentially dangerous if mishandled or repaired by untrained individuals. If you encounter a fault that you are unsure how to rectify, it’s always best to consult the manufacturer’s manual or contact a professional appliance repair service.

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