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Models > M439B1

M439B1 Jenn-Air Microwave Oven Combo - Overview

Get Parts and Repair Help for M439B1

If you know the microwave oven combo repair part you need, you can browse the list of all parts on the M439B1, or you can search by name or part description. You can also find your part by where it is located on the M439B1 by selecting a section below. If you’re not sure which part you need, you can narrow your search by selecting a common symptom and we’ll show you the repair parts most likely to fix your microwave oven combo. We’ve also included any installation videos we have for M439B1 parts. Installation instructions provided by other do-it-yourselfers will help guide you through your repair.

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$3.50

Light Bulb - 40W

The 40W lightbulb is found in the interior of your microwave, which will need to be replaced if you have noticed the light is no longer coming on after opening the door. The light ...

$7.91

Grease Filter

This is a vent hood grease filter manufactured for a variety of microwave models. It is made entirely of metal with a built-in tab for easy installation and removal. The vent hood filter collects grease particles that are in the exhaust air from cooking. Be sure to keep your filter clean. A clogged or dirty filter is a fire hazard and can cause your appliance to run inefficiently. This filter is approximately 7.5 inches wide and 5 inches deep. This replacement part is a genuine OEM part, is sourced from the original manufacturer, and is sold separately.

$4.89

Ceramic Fuse - twenty amp

This microwave fuse is just over an inch in length. It has a white ceramic center, and metal on either end. This is a twenty amp 250-volt fuse, and is used to power your microwave....

$26.58

Peel and Stick Door Film

Glass only.

$57.09

Vent Grille

This black vent grille vent mounts on the top of the microwave above the door.

$2.90

SCREW

Sold individually.

$204.74

Magnetron

$24.06

Thermostat

Grille Mounting Bracket

Sold Individually.

Exhaust Damper Door

Common Symptoms of the M439B1

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I Had A Hard Time Finding This Filter

  • Customer: Audrey from White Plains, NY
  • Difficulty: Really Easy
  • Time to Complete: Less than 15 mins
  • Tools Required:
  • 524 of 585 people found this instruction helpful
I pulled out the old filters and just put in the new ones with ease, it was that simple. No screws was needed. read more

Replaced grease filters on Microwave

  • Customer: Dan from Nutley, NJ
  • Difficulty: Really Easy
  • Time to Complete: Less than 15 mins
  • Tools Required:
  • 68 of 130 people found this instruction helpful
It was a piece of cake....slid filters down and out, replace with new filters, slid down filter openings slightly and pulled filter up in to place. Done in less than one minute. read more

needed to be replaced because of age.

  • Customer: Stephen from Fargo, ND
  • Difficulty: Really Easy
  • Time to Complete: Less than 15 mins
  • Tools Required: Screw drivers
  • 68 of 130 people found this instruction helpful
used screw driver to remove cover and replaced the filter read more