Models > MG8120XDB0

MG8120XDB0 Whirlpool Microwave - Overview

Get Parts and Repair Help for MG8120XDB0

If you know the microwave repair part you need, you can browse the list of all parts on the MG8120XDB0, or you can search by name or part description. You can also find your part by where it is located on the MG8120XDB0 by selecting a section below. Installation instructions provided by other do-it-yourselfers will help guide you through your repair.

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$135.59

Microwave Magnetron

This part is used to generate microwave energy/heat.

$4.01

Pan Handle

$48.93

PAN-CRISP

$16.63

FUSE

$210.11

TRANSFORMR

$29.61

TRAY-COOK

$36.61

RACK

$27.32

GASKT-SHFT

$21.72

COVER-PLT

$56.13

CAPACTR-MG

Search Instructions
Keep searches simple, eg. "belt" or "pump". Need help?

Oven buzzed and no heat

  • Customer: Joseph from Saint Charles IL
  • Difficulty: Difficult
  • Time to Complete: 1- 2 hours
  • Tools Required: Nutdriver, Screw drivers, Socket set
  • 27 of 30 people found this instruction helpful
First took down the hood/microwave and removed the sheet metal housing.
I changed HV diode as it was the least expensive component and the first one that internet suggested and tested bad with a ohm meter. Didn't fix a thing.
Capacitor failed test with meter so I ordered and then replaced this.
Still no change so I ordered a new magnetron. ... read more

My microwave began suddenly making a loud humming noise while cooking food.

  • Customer: Lindsay from Nampa ID
  • Difficulty: A Bit Difficult
  • Time to Complete: 1- 2 hours
  • Tools Required: Nutdriver, Screw drivers
  • 51 of 155 people found this instruction helpful
My microwave began suddenly making a loud harsh humming noise while cooking food. I did not let it go on long enough to know if it cooked the food or not. I did some Internet research and learned that it was likely the Magnetron. The test for this was to run the microwave for at least a minute on the lowest power setting and see if the noise cycled on and of... read more

Loud buzzing noise and no heat.

  • Customer: Charles R from Libertyville IL
  • Difficulty: Difficult
  • Time to Complete: More than 2 hours
  • Tools Required: Nutdriver, Pliers, Screw drivers, Socket set, Wrench set, Wrench(Adjustable)
  • 0 of 0 people found this instruction helpful
PartSelect website indicated replacing the high voltage power supply diode is the solution for "no heat" 99% of the time, but the diode was OK. There is more info at the website concerning the case of "loud buzzing and no heat" indicating the magnetron needs to be replaced. As an electrical engineer with knowledge of microwave components, this was also my be... read more