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Grille,Vent
Genuine Lg part
By: Lg
Part Number: MDX61912701

The Grille, Vent is an OEM part for LG microwaves. The grille measures approximately 23 x 3.75 inches and is designed to cover components inside your microwave. Positioned typically at the top or front of the microwave, this grille ensures that the appliance maintains an optimal temperature, preventing overheating and ensuring efficient operation.

Symptoms of a failing Vent Grille include:

  • Excessive steam or heat buildup within the microwave
  • The microwave overheating during use
  • Noise or vibration due to loose or damaged grille components
  • Visible signs of wear, such as cracks, warping, or discoloration on the grille

Causes of a bad vent grille can include physical damage from routine cleaning or use, warping due to exposure to high temperatures, or blockages from accumulated grease and debris which can restrict airflow.

Do-It-Yourself Stories from Customers like You Vent fall off handle scratches   Dat V. • Venice , FL • September 19, 2015

Vent snapped on at ease, but handle need a little modification(saw off a protruding plastic where the screws go) to get it sits flat on the door. Read more

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Microwave Door Switch
Genuine Lg part
By: Lg
Part Number: 3B73362F

The Microwave Door Switch is an OEM replacement part for LG countertop microwaves. It monitors the door position electrically to prevent unsafe oven operation if ajar. 

Symptoms of a bad door switch include:

  • Inability to start or pause a cooking cycle unless securely latched  
  • Error messages about the door being open
  • Inconsistent detection of open/closed door positions
  • Unreliable contact functioning after extended use

Causes involve normal wear of electrical contacts and internals through many open/close uses. Exposure to moisture intrusion from spills may potentially damage sensitive switch circuitry over time as well.

This genuine LG replacement switch is also compatible with Sears/Kenmore microwaves.

This part fixes the following symptoms
  • No heat
  • Won't start
  • shuts off after a few seconds
See more...
Do-It-Yourself Stories from Customers like You Interior light and turntable failed at the same moment.   Stacey B. • New Bern , NC • February 01, 2021

Knowing the odds of 2 failures occurring at the same exact time was unusually high, I just searched your site for what other broken items might affect these two failures. Came up with next control item upstream and tallied that item failure with percentages of successful repairs, (4 mins.) door safety switch. Since I had to change out the most likely of the 3 and since I was already was going to be into the switch panel I ordered all 3 and swapped them all out to cover my butt, as they were... Read more

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Thermostat
Genuine Lg part
By: Lg
Part Number: 6930W1A003X

The Magnetron Thermostat is an OEM part for LG microwaves and built-in ranges. Its primary function is to monitor the temperature and ensure that it remains within a safe operating range. If the temperature exceeds the preset limit, the thermostat will interrupt the power supply to the magnetron, preventing overheating and potential damage.

Causes of a faulty magnetron thermostat can include electrical malfunctions, component failures, or physical damage. These factors can result in issues such as erratic heating, microwave not heating properly, or the appliance shutting off unexpectedly.

Symptoms of a bad magnetron thermostat may include:

  • Microwave not heating food evenly or at all
  • Inconsistent or weak heating performance
  • Microwave shutting off or displaying error codes related to temperature issues

This OEM LG part can also be used on Kenmore/Sears appliances. 

This part fixes the following symptoms
  • Won't start
  • No heat
  • not self-cleaning
See more...
Do-It-Yourself Stories from Customers like You High temperature thermostat went bad after running self clean function   John V. • Longmont , CO • September 09, 2014

Did some Google searches and most comments concerning this issue on LG stoves indicated the high temperature thermostat malfunctions when using the self cleaning function. This malfunction causes complete loss of power for the entire stove and locks the oven door. Since I wasn't completely sure if it was the thermostat or where it was for that matter, I called a service tech to troubleshoot the stove. He was able to determine it was the thermostat and further tested his findings by... Read more

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Time Delay Fuse
Genuine Lg part
By: Lg
Part Number: 3B74133Q

The Time Delay Fuse is an OEM part for LG microwaves. This fuse provides a safety mechanism by delaying the flow of electricity, protecting the microwave's electrical components from power surges and ensuring the appliance operates safely. It helps to prevent immediate damage in the event of a power surge or electrical fault, thus prolonging the lifespan of the microwave.

Over time, the time delay fuse can become damaged due to electrical surges, wear and tear, or faulty connections. If the fuse blows, it can disrupt the microwave’s ability to function correctly.

Symptoms of a bad time delay fuse include:

  • The microwave not turning on
  • No response from the microwave control panel
  • The microwave stopping unexpectedly during operation
  • Electrical issues or blown circuits in the microwave

This OEM LG part is also compatible with Sears/Kenmore models.

This part fixes the following symptoms
  • Won't start
See more...
Do-It-Yourself Stories from Customers like You Lg microwave oven did a loud pop and quit working   Stephen C. • Cape Coral , FL • March 18, 2015

Called AppliancePartsPros because of good experiencing diagnosing problem with a dishwasher repair. We definitely are modest income amateurs! Same excellent response to our questions. Three possible causes. Used easy search menu to fine replacement parts. Bought all three, knowing that if all not needed, the others could be returned (within 365 days) for refund. Replaced the capacitor successfully after calling to get more help with a couple of places where we got stuck. Oven now works... Read more

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Front Decor
Genuine Lg part
By: Lg
Part Number: MCR62347202

The Decor Front is an OEM replacement part for LG microwaves. This component serves as the outer trim or decorative front piece of the microwave, enhancing its appearance and ensuring a clean, finished look. It also helps to protect internal components from dust and debris.

Causes of a bad decor front can include physical impact, heat damage from frequent use, or wear and tear over time.

Symptoms of a bad Decor Front include:

  • Cracks or breaks in the trim
  • The trim becoming loose or detaching from the microwave
  • Discoloration or warping due to heat exposure
  • Difficulty in maintaining a clean, polished appearance

This OEM LG part is also compatible with Sears/Kenmore models.

Do-It-Yourself Stories from Customers like You Replaced decor push bar for vent   Donald D. • Forked River , NJ • May 08, 2019

To drop the complete vent assembly you must first unplug the unit. On each side, left and right, remove 4 screws. Be sure not to loosen screws by covering the stove with blanket or large towel. Make sure you don’t let it drop have someone hold till last screws are out. Drop front down and disconnect 2 wires one is a squeeze clip type. Push unit towards rear and lift to completely detach from microwave. Now you can disassemble to install new push decor bar. Remove all filters and clean with... Read more

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Magnetron
Genuine Lg part
By: Lg
Part Number: 6324W1A001L

The Magnetron is an OEM part for LG microwaves. It is responsible for generating the microwaves that cook or heat the food inside the appliance. The magnetron converts electrical energy into microwave radiation, ensuring efficient and even heating.

Causes of a bad magnetron can include prolonged use, electrical surges, or overheating. Over time, these factors can lead to the magnetron wearing out or failing completely.

Symptoms of a bad Magnetron include:

  • The microwave not heating food
  • Strange noises during operation
  • Burning smell or smoke
  • The microwave shutting off unexpectedly

This OEM LG part is also compatible with Sears/Kenmore models.

This part fixes the following symptoms
  • Noisy
See more...
Do-It-Yourself Stories from Customers like You Didn't heat.   Harry W. • Maple Park , IL • January 21, 2018

My son told me that almost all the microwave ovens that came into the repair center he worked at, 15 years ago, had a defective magnetron. I ordered a magnetron, and sat back until one shipped. The one that came, the first time, was in a small factory cardboard box, which was in a large bubble-pak Fedex envelope; which didn't show any signs of abuse. Inside, however, the factory box was beat up. Removing the magnetron, I noticed that the socket, as well as its' pins, was bent, and loose in the... Read more

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Damper Bracket
Genuine Lg part
By: Lg
Part Number: 4810W1A151A

The Damper Bracket is an OEM component for LG microwaves. Located inside the microwave cavity above the wave stirrer, this bracket holds the position of the damper assembly that helps distribute heat evenly during cooking. The bracket measures approximately 12” by 5”.

Symptoms of a bad damper bracket can include:  

  • Hot or cold spots developing within the microwave cavity
  • Looseness in the damper assembly fit
  • Reduced heat circulation leading to uneven cooking

Causes typically consist of cracking over long-term heat exposure. Repeated opening/closing of the damper may also weaken attachment points on the bracket.

This OEM LG part is also compatible with Sears/Kenmore microwaves. 

Do-It-Yourself Stories from Customers like You Incorrect parts given to me upon purchase of appliance   Marnie S. • Kennewick , WA • March 08, 2018

Needed installation parts. I ordered the parts from the company I purchased the appliances from. A week went by and no parts, called, emailed and called again to find out when the parts would arrive to be able to Re-schedule the installation. After the run around, I found AppliancePartsPros website and placed my order with them. I received the parts I needed within the time they promised. I was able to schedule my installation to enjoy my new appliance. It's been almost 4 weeks and still no... Read more

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Damper
Genuine Lg part
By: Lg
Part Number: 4900W1A001B

The Damper is an OEM component for LG microwaves. Located within the cooking cavity, it regulates airflow and safely vents steam escaping heated foods. 

Causes of a faulty damper can involve standard wear and exposure accepting steam and condensation release. Food or liquid particles drying within tracks also threaten eventual adhesion issues restricting travel if left unaddressed between cleanings.

Symptoms of a damaged or defective damper include:

  • Inability to adequately vent excess moisture from heating  
  • Potential messes spilling beyond the microwave frame  
  • Grating sounds or squeaks emitting during cooking
  • Flaps possibly stuck inhibiting steam circulation 

This damper is also compatible with Kenmore microwaves as well.

Do-It-Yourself Stories from Customers like You Incorrect parts given to me upon purchase of appliance   Marnie S. • Kennewick , WA • March 08, 2018

Needed installation parts. I ordered the parts from the company I purchased the appliances from. A week went by and no parts, called, emailed and called again to find out when the parts would arrive to be able to Re-schedule the installation. After the run around, I found AppliancePartsPros website and placed my order with them. I received the parts I needed within the time they promised. I was able to schedule my installation to enjoy my new appliance. It's been almost 4 weeks and still no... Read more

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Light Bulb
Genuine Lg part
By: Lg
Part Number: 6912W1Z004B

The Light Bulb is an OEM part for LG microwaves. It provides illumination inside the microwave oven, allowing users to monitor the cooking process and check the condition of the food without opening the door.

Causes of a bad light bulb can include normal wear and tear, electrical surges, or damage due to impact or overheating. Over time, the filament inside the bulb can burn out, or the bulb itself can become loose or disconnected.

Symptoms of a bad light bulb include:

  • The microwave interior light not turning on
  • Flickering or dimming of the light
  • Intermittent lighting during operation

This OEM LG part is also compatible with Sears/Kenmore models.

This part fixes the following symptoms
  • broken bulb
See more...
Do-It-Yourself Stories from Customers like You Interior light and turntable failed at the same moment.   Stacey B. • New Bern , NC • February 01, 2021

Knowing the odds of 2 failures occurring at the same exact time was unusually high, I just searched your site for what other broken items might affect these two failures. Came up with next control item upstream and tallied that item failure with percentages of successful repairs, (4 mins.) door safety switch. Since I had to change out the most likely of the 3 and since I was already was going to be into the switch panel I ordered all 3 and swapped them all out to cover my butt, as they were... Read more

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Switch
Genuine Lg part
By: Lg
Part Number: 6600W1K001C

The Interlock Door Switch is an OEM part for LG microwaves. It is a safety component located on the door of the microwave designed to prevent the microwave from operating unless the door is securely closed. The interlock door switch works with the microwave's electronic control board to sense when the door is open or closed and allow or disallow operation accordingly.

Causes of a bad interlock door switch can include normal wear and tear from repeated opening and closing of the microwave door over time.

Symptoms of a bad interlock door switch include:

  • The microwave runs or heats with the door open
  • Error codes or diagnostic messages related to door sensors on the control board
  • The microwave fails to operate even when the door is securely closed

This OEM LG part is also compatible with some Sears/Kenmore microwaves.

Do-It-Yourself Stories from Customers like You Interior light and turntable failed at the same moment.   Stacey B. • New Bern , NC • February 01, 2021

Knowing the odds of 2 failures occurring at the same exact time was unusually high, I just searched your site for what other broken items might affect these two failures. Came up with next control item upstream and tallied that item failure with percentages of successful repairs, (4 mins.) door safety switch. Since I had to change out the most likely of the 3 and since I was already was going to be into the switch panel I ordered all 3 and swapped them all out to cover my butt, as they were... Read more

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Locker
Genuine Lg part
By: Lg
Part Number: MFG61979001

The Locker is an OEM part for LG microwaves. This part secures the microwave's hood in the desired position, whether it's slid out for venting or retracted for a sleek appearance.

Causes of a bad part can include mechanical wear from repeated use, physical damage or impact, or issues with the internal mechanisms that control the locking mechanism.

Symptoms of a bad Locker include:

  • Difficulty in sliding the microwave hood in or out
  • The hood failing to lock securely in position
  • Excessive movement or rattling of the hood when locked

This OEM LG part is also compatible with some Kenmore models.

Do-It-Yourself Stories from Customers like You Lg 2 2 microwave lmhm2237st vent lock broke won't lock close   Tim A. • Saginaw , TX • August 06, 2023

Disconnected power cable. Took off 8 screw from bottom of vent tray. Lowered tray to rest on a 12 in. bucket set on top of my elec. range and disconnected electrical clip from broken Vent Lock. Punched out the Vent Lock and inserted the new Vent Lock. Pushed to close and open the vent on the newly installed Vent Lock - problem solved. Read more

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Turntable Motor
Genuine Lg part
By: Lg
Part Number: 6549W1S013H

The Turntable Motor is an OEM replacement part for LG microwaves. Located under the microwave cavity, it rotates the special turntable platter during cooking operations.   

Symptoms of a faulty turntable motor include:

  • Turntable failing to spin or rotating unevenly during cooking  
  • Abnormal noises or vibrations coming from the bottom of the unit
  • Uneven cooking results along microwave perimeter 

Causes related to normal wear of internal motor workings through extended use. Damage from power surges is also possible over time.

This LG replacement part is compatible with some Kenmore models as well.

This part fixes the following symptoms
  • Noisy
  • Tray won't turn
See more...
Do-It-Yourself Stories from Customers like You Microwave turntable would not spin   Charles B. • Uniontown , PA • November 23, 2014

Removed 8 screws from bottom panel on microwave. Pulled two prong plug off old motor. Read supplied voltage off motor decal and tested for it. Deemed motor to be bad and changed it. Works great. After tearing old motor apart it seems a liquid got in there from inside microwave. No seal on motor. Bad design flaw in my opinion. Read more

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Glass Turntable Tray
Genuine Lg part
By: Lg
Part Number: MJS47373302

This is the glass turntable tray for the microwave cavity. It provides a stable, heat-resistant surface that rotates food for more even heating and reheating.

  • Sits on the turntable support/roller and engages the center drive
  • Helps promote even cooking by rotating food through the microwave energy
  • Common failure signs: cracked or missing tray, wobbling during rotation, scraping noises, or uneven heating
  • Replaces a damaged tray to restore safe, stable operation
What's included: One glass turntable tray. Install notes:
  • Unplug the appliance before servicing; allow interior to cool
  • Remove the old tray, clean the support/roller, and seat the new tray on the center hub
  • Ensure the tray sits flat and rotates freely before use
  • Handle glass carefully to avoid chips or cracks

Do-It-Yourself Stories from Customers like You Microwave glass turntable broke.   James B. • Oak Ridge , TN • March 02, 2020

Bought new turntable. Read more

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Diode Assembly
Genuine Lg part
By: Lg
Part Number: 6851W1A002E

The Diode Assembly is an OEM replacement part for LG microwaves. As an electrical part, it plays a key role in regulating power distribution throughout the microwave. 

Symptoms of a bad diode assembly can include:

  • Lights or displays failing to illuminate  
  • Inability to power the microwave or select cooking functions
  • Intermittent or unexpected shutting off during use
  • Sparking, burning smells or tripped circuit breakers

Causes may arise from repetitively fluctuating power loads degrading individual diodes over time. Moisture intrusion into electrical pathways can also cause issues.

This genuine LG OEM assembly is also compatible with some Kenmore microwave models as well. 

Do-It-Yourself Stories from Customers like You Above range microwave not heating at all   Alan K. • Sunrise , FL • October 05, 2015

LG Help-line said probably a failed magnetron, but since out of warranty,referred me to an authorized LG repair service. They wanted $79.95 service call to come out & diagnose problem. I ordered replacement magnetron for less than cost of a service call, Plus the part was delivered next day! Works like new again. Happy wife = happy life! Notes for DYI-ers: 1.Be careful removing over the stove microwaves--get help,they are heavier than you think. 2.Unplug microwave for 48 hrs, carefully... Read more

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Choke Cover
Genuine Lg part
By: Lg
Part Number: 3552W1A032J

The Choke Cover is an OEM part for LG microwaves. This is a protective shield that covers the microwave’s internal components, preventing interference and ensuring the safe operation of the microwave.  

Causes of a bad choke cover can include physical damage from accidental impacts, deterioration due to prolonged use, or exposure to high temperatures.

Symptoms of a bad choke cover include:

  • Unusual noises during microwave operation
  • Visible cracks or damage to the cover
  • Microwave not heating food properly
  • Sparks or arcing inside the microwave

This OEM LG part is also compatible with some Kenmore models.

Do-It-Yourself Stories from Customers like You Glass fell out of its retainers and plastic clips holding the frame assembly to the door broke off   Steve C. • Caledonia , WI • September 23, 2015

Careful placement of new screws into the inside of the outer door that now hold the frame assembly to the door secured the frame assembly to the outer door. All of the other parts I bought and replaced were a waste of money. I figured since I had them I might as well install them anyways. Easier than sending them back since I had the whole thing apart anyways. The part I really needed was no longer available, the outside door. The glass reinstalled into the retainers in the door without a... Read more

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Turntable Assembly (Microwave)
Genuine Lg part
By: Lg
Part Number: 5889W2A012Q

This microwave turntable assembly supports and rotates the glass tray so food heats more evenly. Replacing a damaged turntable restores smooth, stable rotation and reliable heating performance.

  • Supports dishes on the glass tray and rotates them during cooking
  • Engages the drive coupler to help promote more uniform heating
  • Replaces a cracked, chipped, or missing turntable assembly
  • Can help address wobbling, scraping noises, or failure to turn when the tray/support are damaged
What's included: 1 turntable assembly Installation notes:
  • Disconnect power to the microwave before servicing
  • Remove the old tray; clean the turntable track of debris
  • If your model uses a roller ring, place it on the track, then seat the tray on the center coupler; ensure it sits flat and spins freely
  • Do not operate the microwave without the turntable properly installed; inspect the drive coupler and turntable motor

Do-It-Yourself Stories from Customers like You Turntable support wheel broke   Edwin D. • Raytown , MO • January 06, 2021

It allowed the turntable to rotate level. Read more

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