Models > M439B1

M439B1 Jenn-Air Microwave - Overview

Get Parts and Repair Help for M439B1

If you know the microwave 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. 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.

$3.46

Light Bulb - 40W

Sold Individually.

$6.46

Grease Filter

$10.00

Charcoal Air Filter

Sold individually.

$3.22

Ceramic Fuse - 20 Amp

This ceramic microwave fuse is white in the center, while each end is made of metal. This is a twenty amp fuse.

$19.45

Peel and Stick Door Film

$3.82

SCREW

$38.98

MOUNT-CBNT

$53.84

Vent Grille

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

$6.71

Exhaust Damper Door

$62.14

MOTOR-FAN

Common Symptoms of the M439B1 [Viewing 1 of 34]

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

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:
  • 520 of 581 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

Burned out bulbs and grimey filters

  • Customer: DAVID from SAINT PAUL MN
  • Difficulty: Really easy
  • Time to Complete: 15 - 30 mins
  • Tools Required: Screw drivers
  • 70 of 137 people found this instruction helpful
FIrst I removed the glass bulb cover, old bulbs, and old filters. Then I removed the 6 screws that held the lower cover in place, and bulb sockets. Then washed all parts an reassembled with new bulbs and filters. read more