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Lg Microwave DOTRC17BC Parts

Magnetron (Microwave)
Genuine Lg part
By: Lg
Part Number: EAS42812919

This magnetron is the high-voltage tube that produces the microwave energy used to heat food in a countertop microwave. Replacing a failing magnetron restores normal heating performance and stops weak or no-heat conditions. What it does

  • Generates microwave energy that heats food inside the oven cavity
  • Stops microwave from heating when the tube fails or output is reduced
  • May be the cause of loud humming, arcing, or burning smells during operation
  • Works with the oven's high-voltage system and waveguide to deliver even cooking
What's included
  • One magnetron
Install notes
  • Disconnect power before servicing and discharge the high-voltage capacitor; high-voltage components can be lethal
  • Inspect and retain any mounting hardware, gaskets, and the waveguide cover for proper reassembly
  • Do not operate the oven with the waveguide cover or protective shielding removed

Do-It-Yourself Stories from Customers like You The microwave not heating. No error codes.   David G. • Boca Raton , FL • March 16, 2024

Replaced the magnetron, capacitor and diode (note all tested ok with DVM tests), suspect magnetron was bad regardless). Also using previously purchased parts, replaced the 3 door switches, the humidity sensor and the damper switch as the convection feature had been dead for many years (error code F5, microware is a 17 year old Kenmore Elite). After replacing all parts microwave heats and convection works again. Saved the $900 that a new (lesser quality) convection microwave would have... Read more

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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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Holder, Locker (Lock Mounting Bracket)
Genuine Lg part
By: Lg
Part Number: 3500W1A013R

This holder secures the door lock assembly to the washer, keeping the latch and lock mechanism aligned for reliable door closure and operation. Replaces a worn or broken lock mounting bracket to restore proper door engagement. What it does:

  • Mounts and supports the washer door lock assembly to keep the latch aligned
  • Holds the lock in place so the door can fully close and lock during cycles
  • Common symptoms: door won't latch, door comes loose, washer won't start, or door/lock error codes
  • Prevents excessive movement that can damage the lock or striker
What's included: One holder/locker (lock mounting bracket) as shown Install notes:
  • Unplug the appliance and turn off water supply before beginning work
  • Basic hand tools (screwdriver, nut driver) are typically required; keep fasteners for reassembly
  • Handle edges and the door/lock assembly carefully to avoid damage

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Washer
Genuine Lg part
By: Lg
Part Number: 1WPL0500032

 

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Microwave Interior Metal Tray Shelf
Genuine Lg part
By: Lg
Part Number: 3390W2P002K

Replace your cracked or missing microwave interior metal tray shelf. Provides stable support for food and containers while containing spills.

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Holder Assembly
Genuine Lg part
By: Lg
Part Number: 4931W1A009A

 

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Microwave Turntable Motor
Genuine Lg part
By: Lg
Part Number: EAU60783501

Microwave turntable not rotating? This synchronous AC motor drives the turntable rotation. Common DIY repair, typically takes 15-30 minutes.

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Bracket,Damper
Genuine Lg part
By: Lg
Part Number: 4810W1A235C

 

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Air Guide
Genuine Lg part
By: Lg
Part Number: 4974W1A028C

 

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Duct
Genuine Lg part
By: Lg
Part Number: 5208W0A016C

 

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Fan,Convection
Genuine Lg part
By: Lg
Part Number: 5900W3A004E

 

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Lamp Cover
Genuine Lg part
By: Lg
Part Number: MCK30584401

 

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Common Nut
Genuine Lg part
By: Lg
Part Number: 1NHB0500032

The Common Nut is an OEM part for LG ranges. It secures the fan blade to the motor shaft. This nut maintains the fan's stability and preventing it from becoming dislodged during use.

Causes of a bad common nut can include loosening over time due to vibration, improper installation, or damage from impact or mishandling.

Symptoms of a bad common nut include:

  • Excessive noise or vibration from the fan assembly
  • The fan blade becoming loose or detached, causing poor air circulation
  • Potential risk of the fan blade becoming a projectile if completely detached

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

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Capacitor (Start/Run)
Genuine Lg part
By: Lg
Part Number: 0CZZW1M001C

This is a motor start/run capacitor that helps the appliance's motor start and run smoothly by supplying a brief boost of electrical energy. Replacing a failing capacitor restores reliable motor startup and operation. What it does:

  • Provides the brief electrical surge needed to start and keep the motor running
  • Commonly linked to motors that hum, fail to start, or run intermittently
  • Helps prevent overheating from repeated start attempts when functioning properly
  • Works with the appliance's start circuitry to ensure consistent performance
What's included: One capacitor as shown on the product page Install notes:
  • Disconnect power to the appliance before accessing electrical components
  • Discharge the capacitor and use insulated tools
  • Observe polarity/terminal layout and secure connections to factory specifications
  • Dispose of the old capacitor according to local electronic-waste regulations

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Microwave Door Frame Assembly
Genuine Lg part
By: Lg
Part Number: ADV74432206

Replaces cracked, broken, or warped outer door frame on your microwave. Secures door glass and maintains proper alignment. Restores appearance.

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Bracket
Genuine Lg part
By: Lg
Part Number: 4810W1A149A

 

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