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Lcrt2010st Parts

Some parts shown may not be for your model. To see parts for your model only, select it from "Matching Model Numbers" list on the left.

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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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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
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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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Door Latch Spring
Genuine Lg part
By: Lg
Part Number: 4970WRA001G

The Door Latch Spring is a genuine OEM part for LG microwaves. As a key component of the microwave, the door latch spring is responsible for providing the tension needed to securely close and latch the microwave door. It works behind the scenes to ensure a tight seal when the door is shut.

Symptoms of a bad door latch spring include:

  • The microwave door not closing or latching properly 
  • Gaps appearing around the door seal when shut
  • Difficulty opening and closing the door

Causes of a bad door latch spring can include wear and tear over time. Exposure to excessive door slamming can also place undue stress on the spring.

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

Do-It-Yourself Stories from Customers like You Lg microwave door would not latch closed   Audrey S. • Rochester , NY • February 05, 2018

Ordered door latch part and new spring. You Tube video helped me identify what I needed. I tried the fix recommended and it didn't work so I ordered the parts. It took less than 5 minutes to switch out the old for the new. If the door doesn't latch, you can't run the microwave and it's key. It wasn't an expensive or hard fix to get my microwave up and running again. So pleased with AppliancePartsPros for having what I needed and being reasonable about pricing. Turnaround time was excellent! 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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Turntable Support
Genuine Lg part
By: Lg
Part Number: AJS73149201

The Turntable Support is an OEM replacement part for LG microwaves. It fits under the cooking tray and is used to support the tray and to engage the rotating coupler. If your cooking tray will not turn or rumbles when it turns, check the support assembly for signs of wear or damage. If no damage can be seen, check the coupler for damage.

Causes of a bad turntable support include normal wear over extended use. Improper cleaning methods could potentially damage delicate support components.

Symptoms of a bad turntable support include:

  • Wobbly or unstable turntable rotation
  • Squeaking or grinding noises coming from below the turntable
  • The inability of the turntable to rotate dishes consistently

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

Do-It-Yourself Stories from Customers like You The rotary base that goes under the base plate was worn and unstable.   Keith C. • Tacoma , WA • April 22, 2017

Replaced the part in a few seconds. Working fine now. 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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Microwave Glass Turntable Tray
Genuine Lg part
By: Lg
Part Number: 3390W1G006B

This is the glass turntable tray that sits inside your microwave. It provides a stable, heat-resistant surface and rotates with the drive to help cook food evenly. Replace cracked or missing trays to restore safe, consistent heating.

  • Supports dishes and rotates with the drive coupler to distribute heat more evenly
  • Provides a flat, microwave-safe surface for plates and bowls
  • Replacing a damaged tray can address wobbling, poor rotation, or uneven cooking
  • Helps contain spills and makes cleanup easier
What's included: 1 glass turntable tray
  • Disconnect power before servicing
  • Ensure the roller ring is properly seated; align the tray's center with the drive coupler and set it flat
  • Turn the tray by hand to verify smooth rotation, then test with a microwave-safe cup of water

Do-It-Yourself Stories from Customers like You No turntable in microwave.   Dennis H. • Wishram , WA • August 09, 2021

Ordered a new glass tray Read more

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Door Latch Holder Assembly
Genuine Lg part
By: Lg
Part Number: 3501W1A053A

This holder assembly secures and guides the door latch components so the door closes firmly and the safety interlock switches engage. Replacing a worn holder restores reliable latching and helps the unit start consistently.

  • Supports and aligns the latch mechanism within the door
  • Ensures door hooks engage the interlock switches for safe operation
  • Helps prevent a door that won't latch or pops open
  • Common symptoms: unit won't start or shows a door error unless you press on the door
What's included: One latch holder assembly as pictured. Install notes:
  • Disconnect power at the breaker before service; microwaves contain high voltage even when unplugged
  • Remove the door, separate the inner/outer panels, and transfer the latch holder
  • Reassemble carefully, verifying smooth latch movement and proper door alignment
  • Test door closure and operation before returning to service

Do-It-Yourself Stories from Customers like You Would not cook and read "door" on lcd readout   Robert B. • Fredonia , NY • June 10, 2020

REPLACED THE DOOR SWITCHES HOLDER ASSY---LABELED HOLDER ASSEMBLY LOCKER, WHICH CAME WITH ALL 3 DOOR SWITCHES ALREADY MOUNTED IN THE HOLDER ASSEMBLY, IT WAS EASY TO REPLACE, JUST 2 SCREWS BUT YOU DO NEED TO PULL THE FRONT PANEL ASSY FORWARD BY REMOVING 1 SCREW AND LIFTING IT UP AND OUT WHOLE JOB TOOK ABOUT 1/2 HOUR appliancepartspros.com GAVE QUICK DELIVERY MUCH APPRECIATED BOB B. Read more

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Door Latch Assembly (Microwave)
Genuine Lg part
By: Lg
Part Number: 4026W2A016A

This door latch assembly engages the interlock switches when the microwave door closes, keeping the door securely shut. Replacing a worn latch restores safe door engagement and allows the oven to operate only when properly closed.

  • Hooks into the cabinet strike to hold the door closed
  • Actuates the interlock switches to permit heating
  • Helps resolve: door won't latch or stay shut, "Door/Open" error messages, unit won't start unless the door is pressed
  • Replaces a visibly cracked, worn, or broken latch
What's included: 1 door latch assembly Install notes:
  • Unplug the microwave before servicing; microwaves contain high-voltage components—work only on the door, not inside the cabinet
  • Remove the inner door trim to access the latch; note orientation and transfer any clips/hardware as found
  • Inspect the door strike and hinges for wear; misalignment can prevent proper latching
  • After reassembly, verify smooth door closure and that the oven will not run with the door open

Do-It-Yourself Stories from Customers like You The door latch broke when the kids were fighting over the microwave   Bart M. • Clarksville , TN • August 29, 2014

Determined which part was broken and entered the model number into the search window. My part was on the list of available parts. Thanks AppliancePartsPros.com! Read more

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Micro Switch (Microwave Door Interlock)
Genuine Lg part
By: Lg
Part Number: 6600W1K001D

This door interlock micro switch is part of the microwave's latch assembly. It detects when the door is fully closed so the oven only runs when latched, helping restore safe, consistent start/stop operation.

  • Senses door-latch position within the interlock assembly
  • Cuts power when the door opens; permits operation when fully closed
  • Helps resolve "won't start" complaints or stopping when the door is jostled
  • Often fixes the need to press or lift the door to keep the unit running
What's included: 1 micro switch Install notes:
  • Unplug the microwave before servicing; high-voltage components can retain a dangerous charge.
  • Access the interlock/latch bracket behind the control panel; note switch orientation and terminal labels (COM, NO/NC).
  • Transfer wires to the new switch, secure it in the bracket, and ensure the actuator aligns with the door latch.
  • Reassemble and test with a cup of water to ensure proper start/stop operation.

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Screw
Genuine Lg part
By: Lg
Part Number: 4000W4A003A

This replacement screw secures specified panels or components inside your appliance. Refreshing worn or missing hardware helps restore a tight fit, reduce rattling, and keep assemblies properly aligned for reliable performance.

  • Provides secure fastening for brackets, panels, or internal assemblies
  • Replaces stripped, rusted, or lost hardware
  • Helps reduce vibration and rattling noises
  • Symptoms include loose panels, shifting components, or a screw that won't tighten
What's included: 1 screw Installation notes:
  • Disconnect power and allow any hot surfaces to cool before servicing
  • Wear cut-resistant gloves and eye protection
  • Match length and thread to the original; replace like-for-like
  • Start threads by hand to avoid cross-threading; do not overtighten

Do-It-Yourself Stories from Customers like You AC fan motor.   Tom C. • Liberty Lake , WA • September 26, 2021

Disassembled and replaced ac motor. The hardest part was to pull the microwave out of the cabinet. Read more

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Cap.,Drawing(High Vol
Genuine Lg part
By: Lg
Part Number: 0CZZW1H004C

 

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Screw, Tapping, Truss Head (Single)
Genuine Lg part
By: Lg
Part Number: 1TTG0402422

This is a truss-head tapping screw used to secure trim, panels, and small assemblies on compatible LG appliances. It provides a low-profile, wide-bearing head that helps hold parts flush and resist pull-through. What it does:

  • Fastens plastic and sheet-metal components where a self-tapping thread is needed
  • Truss head spreads load to prevent damage to soft or thin materials
  • Helps secure control panels, brackets, or trim pieces that require a low-profile head
  • Common replacement when original mounting screws are missing, stripped, or corroded
What's included:
  • One truss-head tapping screw
Install notes:
  • Use the correct screwdriver bit and moderate torque to avoid stripping the screw or workpiece
  • Start threading straight and let the screw form threads without forcing at an angle
  • Disconnect power and follow appliance-specific service safety procedures before working internally
  • Replace any damaged mating threads or clips for a secure fit

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Button Spring
Genuine Lg part
By: Lg
Part Number: 4B72023A

 

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Screw (Fastener)
Genuine Lg part
By: Lg
Part Number: 4B70188C

This is a replacement screw used to secure appliance components and panels. It restores proper fastening where a stripped, missing, or damaged screw causes loose parts or rattling. What it does:

  • Fastens panels, trim, or internal components to maintain structural fit
  • Helps stop vibration-related noise from loose assemblies
  • Replaces missing or corroded screws that prevent proper closures
  • Restores secure mounting after repairs or disassembly
What's included: One screw Install notes:
  • Use the correct screwdriver or bit to avoid stripping the head
  • Tighten until snug—do not over-torque to prevent thread damage
  • Keep small parts away from children and pets
  • Disconnect power or water before accessing internal parts

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Holder,Locker
Genuine Lg part
By: Lg
Part Number: 3500W1A018C

 

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  • boxes images Over 2.1 Million Parts In Stock
  • time delivery images 2 Day Quick Delivery!
  • box-refresh images 365 Day Return Policy!
  • headphone imagesFree Tech Support!
  • google images Google Trusted Store