Samsung Microwave: not heating

Based on 27 community discussions Community Analysis

⚡ Quick Answer: Most common fix for not heating: Replace the door switches (55.0% DIY success rate)

Common Causes

  • Magnetron failure (8 mentions)
  • Door switch malfunction (6 mentions)
  • Thermal fuse issue (3 mentions)
  • Capacitor or transformer failure (3 mentions)

Top Solutions

  1. Replace the door switches

    Success rate: 19.0% DIY: Yes Easy

  2. Replace the magnetron

    Success rate: 15.0% DIY: Maybe Hard

  3. Replace the thermal fuse and burnt connectors

    Success rate: 11.0% DIY: Yes Medium

  4. Replace the capacitor or transformer

    Success rate: 7.0% DIY: Maybe Hard

Can I Fix This Myself?

55.0% DIY Success Rate

Either

Analysis based on 24 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Using microwave as convection oven has me stumped.
  2. Microwave Turning on When Door is Opening
  3. Microwave not heating. Magnetron tested good. Help?
  4. Microwave runs on its own
  5. Help with repairing ME16K3000AS/AC Samsung Microwave
  6. Replacing an over range microwave: hard to do or fairly DIY?
  7. Three year Samsung over the range microwave suddenly stopped...
  8. Samsung microwave in new apartment runs and turns but won’t ...
  9. Samsung microwave making loud buzz and zapping noise.
  10. Microwave magnetron replacement safety concern
  11. Samsung over range microwave noise filter board/20a fuse
  12. Samsung microwave not heating
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  16. Samsung OTR Slim not heating
  17. Microwave not heating (help)
  18. Anything besides faulty door switch for a microwave not heat...
  19. Microwave has power but won't turn or heat up
  20. Microwave has power but no heat. Samsung.
  21. Microwave Not Heating
  22. Samsung hate
  23. Should i return this microwave? (Samsung GE83X)
  24. Are OEM microwave mounting brackets that different?

Community Discussions

Microwave has power but won't turn or heat up

Replaced the fried micro switch on the door latch.

DIY View on Reddit →

bad screw

The screw issue is not a dent but a design feature for installation.

Pro needed View on Reddit →

microwave dies, shuts off, doesn't heat up

Replaced bad magnetron and fixed fan connection

Pro needed View on Reddit →

one of the switches is gone

Remove the top cover and front grill to access the switches behind the door latches.

DIY View on Reddit →

stopped heating

The microwave likely has a failed component such as the magnetron, capacitor, or transformer, leading to the decision to purchase a new microwave.

Pro needed View on Reddit →

Source: Reddit r/appliancerepair

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