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Lg Microwave MS1949G Parts

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Switch,Micro
Genuine Lg part
By: Lg
Part Number: 6600W1K001Q

The Switch, Micro is an OEM part for LG microwaves. This micro switch is crucial for the operation of the microwave door mechanism, ensuring that the microwave only operates when the door is securely closed.

Causes of a bad micro switch can include wear and tear from frequent use, damage due to electrical faults, or physical impact that disrupts its functionality.

Symptoms of a bad micro switch include:

  • The microwave not starting or stopping unexpectedly
  • The door not latching properly
  • The microwave light not turning on or off correctly
  • Error messages appearing on the control panel

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

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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Microwave High Voltage Diode Assembly
Genuine Lg part
By: Lg
Part Number: 6851W1A002E

Microwave not heating or making loud buzzing noise? The high voltage diode regulates power to the magnetron. DIY repair typically takes 30-45 minutes.

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 Turntable Motor
Genuine Lg part
By: Lg
Part Number: 6549W1S011B

Turntable stopped turning or making noise? This microwave motor rotates the glass tray for even heating. Easy DIY fix with basic tools in under an hour.

This part fixes the following symptoms
  • Tray won't turn
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Do-It-Yourself Stories from Customers like You Microwave turn table stopped rotating   Thomas T. • Willow Grove , PA • September 08, 2015

I googled the make and model, and found the part on AppliancePartsPros.com. The underside of the oven has a metal grille with numerous openings of various shapes and sizes. There is a rectangle that is punched into this grille, just below the motor. I pried between the vent holes to snap the connections near the perimeter on the punched rectangle. I only did this on three sides. Then pry up the rectangle away from the connected side. Undid the hold down screw, separated the motor from the... Read more

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

Replacement screw for securing panels, brackets, and internal components. Restores tight fit and proper alignment when original hardware is stripped or missing.

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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Microwave High-Voltage Capacitor
Genuine Lg part
By: Lg
Part Number: 0CZZW1H004B

Microwave won't heat? A failing high-voltage capacitor disrupts the heating circuit. This part stores electrical energy for consistent operation.

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Thermostat (Temperature Control)
Genuine Lg part
By: Lg
Part Number: 6930W1A003A

This thermostat controls refrigerator temperature to help maintain proper cooling and prevent spoilage. It replaces a failed or inaccurate temperature control to restore consistent operation. What it does:

  • Senses internal temperature and signals the compressor to cycle on/off
  • Helps keep food at steady, safe temperatures when functioning correctly
  • Commonly replaces thermostats that cause warm temperatures or inconsistent cooling
  • Works as a direct replacement when matching the OEM part number
What's included: One thermostat Install notes:
  • Always disconnect power to the appliance before servicing to avoid shock or injury
  • Handle the sensor and terminals carefully; avoid bending or damaging components
  • Basic hand tools are typically required; follow your model's service manual for exact instructions

This part fixes the following symptoms
  • Exhaust fan not working
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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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Microwave Mounting Screw
Genuine Lg part
By: Lg
Part Number: 1TTL0403818

Replacement mounting screw for microwave installation and assembly. Use when original screws are lost, stripped, or damaged during service or relocation.

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Appliance Truss Head Tapping Screw
Genuine Lg part
By: Lg
Part Number: 1TTL0402818

Truss head tapping screw secures panels, brackets, and covers in appliances. Replaces missing or damaged fasteners to restore snug fit and alignment.

Do-It-Yourself Stories from Customers like You Broken door handle on lg over range microwave   William M. • Town Creek , AL • June 29, 2017

Removed old broken door handle per video link on AppliancePartsPro.com. Installed new handle with no issues. <10 minute job at best. Read more

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Microwave Door Latch
Genuine Lg part
By: Lg
Part Number: 4026W2A014A

Microwave won't start or door won't stay closed? This door latch secures the door so your microwave operates properly. Simple DIY fix in minutes.

This part fixes the following symptoms
  • Door stuck closed
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Flat Case
Genuine Lg part
By: Lg
Part Number: 3112W0F040G

 

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Seal Tape
Genuine Lg part
By: Lg
Part Number: 3536W1A010A

 

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Fuse,Drawing
Genuine Lg part
By: Lg
Part Number: 3B74133S

 

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Lever
Genuine Lg part
By: Lg
Part Number: 4510W1A017A

 

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Fan
Genuine Lg part

Fan

By: Lg
Part Number: 5900W1A025A

 

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Lamp,Incandescent
Genuine Lg part
By: Lg
Part Number: 6912W3B002D

 

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  • Over 2.1 Million Parts In Stock Over 2.1 Million Parts In Stock
  • 2 Day Quick Delivery! 2 Day Quick Delivery!
  • 365 Day Return Policy! 365 Day Return Policy!
  • Repair ForumFree Tech Support!
  • Google Trusted Store Google Trusted Store