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Microwave Sparks Inside

Troubleshooting Tips

Common Causes of Microwave Sparking

  • Metal Objects: Accidentally leaving metal utensils, foil, or metal-trimmed dishes inside
  • Damaged Waveguide Cover: The mica plate that covers the waveguide becomes dirty or damaged
  • Faulty Turntable Components: Damaged or misaligned turntable support or motor
  • Burnt Food Particles: Food debris creating electrical arcing

Safety Precautions

  • Immediate Action: Stop the microwave immediately if sparking occurs
  • Regular Inspection: Check for damage or debris before each use
  • Proper Cleaning: Keep the interior clean and free from food residue

When to Call a Professional

Contact a qualified repair technician if:

  • Sparking continues after cleaning
  • You notice damage to the cavity walls
  • The waveguide cover is damaged

Prevention Tips

  • Use only microwave-safe containers
  • Clean spills immediately after they occur
  • Regularly inspect the microwave cavity
  • Replace the waveguide cover if damaged
🔧 Need Expert Help? Contact our appliance repair service today! We offer:

Same-day service in most areas
Competitive pricing
90-day repair warranty
Certified, experienced technicians

NC Appliance Repair

NC Appliance Repair is a family-owned business serving the entire Charlotte area and surrounding regions. We offer appliance repair services for all major brands, regardless of the size of the job.
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