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Lds4821bb 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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Switch,Micro
Genuine Lg part
By: Lg
Part Number: 3W40025P

 

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Hinge Assembly (Door)
Genuine Lg part
By: Lg
Part Number: 4775ED3003A

This hinge assembly secures and pivots a refrigerator or freezer door to ensure proper alignment and smooth opening. Replaces a worn or damaged door hinge to restore stable door movement and a tight seal. What it does:

  • Supports the appliance door and provides a pivot point for opening and closing.
  • Restores correct door alignment to help maintain an even seal and reduce gaps.
  • Reduces sagging, scraping, or uneven movement caused by a worn hinge.
  • Works with the cabinet mounting point to keep the door stable during use.
What's included:
  • One hinge assembly
Install notes:
  • Turn off power to the appliance and remove stored items from the door before starting.
  • Use proper tools and follow OEM instructions or service manual for safe removal and installation.
  • Handle glass shelves and door panels carefully; some installations require temporary support of the door.

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$71.95
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Nozzle Guide (Dishwasher)
Genuine Lg part
By: Lg
Part Number: 4974DD3001B

This nozzle guide positions and supports the dishwasher spray nozzle on the rack, helping it align with the rear feed port for reliable water flow to the spray arm and consistent cleaning performance.

  • Aligns the rack nozzle with the dishwasher's water feed port
  • Stabilizes the nozzle to help ensure steady spray delivery
  • If worn or broken, you may notice poor cleaning on the affected rack
  • Can also cause intermittent spray or drips at the rear nozzle connection and difficulty engaging the rack nozzle
What's included: 1 nozzle guide Installation notes:
  • Disconnect power and turn off the water supply before servicing
  • Pull the rack forward, remove rack end caps/stops, and lift the rack out
  • Release the old guide from the nozzle assembly; install the new guide and verify smooth movement and proper alignment with the feed port
  • Reinstall the rack, restore power/water, and run a short test to check spray and for leaks

Do-It-Yourself Stories from Customers like You Top spray arm not spinning in lg dishwasher   Mark F. • San Carlos , CA • February 02, 2020

I replaced the upper nozzle guide, nozzle shaft and upper spray arm. I also replaced the pump gasket for good measure. Top rack dishes had not been cleaning properly. I first removed the filter assembly to inspect the main pump from above. It was clogged but after cleaning and reassembly I observed that while middle and bottom spray arms were changing position, the upper spray arm was not. I confirmed that water was flowing through the upper spray arm by placing some empty yogurt pots on a... Read more

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Water Guide (Dispenser Water Path)
Genuine Lg part
By: Lg
Part Number: MEA36937101

This water guide directs water through the dispenser/ice path so water flows where it should, helping prevent leaks and misdirected dispensing. It's a small molded channel designed to route cold water inside the refrigerator. What it does:

  • Guides and channels water from the supply toward the dispenser or ice-making area
  • Helps prevent water from dripping into areas it shouldn't and causing puddles
  • Supports consistent dispensing by keeping the water path aligned
  • Commonly replaced when cracked, warped, or when water is leaking or pooling
What's included:
  • One water guide piece as shown
Install notes:
  • Disconnect power and shut off the water supply before replacing
  • Remove any interior shelves or panels as needed to access the guide
  • Handle carefully to avoid damaging mounting tabs or adjacent seals
  • Secure all clips; test dispenser and check for leaks after installation

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Cover,Protect
Genuine Lg part
By: Lg
Part Number: 3550DD2001A

 

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$11.95
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Rail Assembly
Genuine Lg part
By: Lg
Part Number: 5219DD2001A

 

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Cover Assembly,Base
Genuine Lg part
By: Lg
Part Number: ACQ31707201

 

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Parts Assembly
Genuine Lg part
By: Lg
Part Number: AGM34891602

 

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Inner Pump Housing
Genuine Lg part
By: Lg
Part Number: ABQ32598101

The Dishwasher Inner Pump Housing is an OEM part for LG dishwashers. This component houses the pump, which is essential for circulating water throughout the dishwasher during the wash and rinse cycles.

Causes of a bad inner pump housing can include cracks or damage from debris, mineral buildup from hard water, or general wear and tear over time. Damage to the housing can lead to inefficient water circulation and potential leaks.

Symptoms of a bad inner pump housing include:

  • Water leaks under the dishwasher
  • Unusual noises during the wash cycle
  • Poor cleaning performance
  • Reduced water circulation

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

Do-It-Yourself Stories from Customers like You The main reason for the repairs was the drain hose on the dishwasher was leaking due to cracking in half   Billly B. • Trinidad , CO • January 02, 2016

I remove the dishwasher laid it on it's backside, took off the bottom panel everything was easy to access. while I had the dishwasher out I just decided to replace the motor as well, I've noticed in the past the motor had been making some abnormal noises.Only reason I knew it was the motor making noise is because I own the same dishwasher, the repairs I just made were on my moms dishwasher, she's owns the same exact dishwasher as I do. After three years of owning my LG I had to replace the... Read more

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Sump And Motor Assembly
Genuine Lg part
By: Lg
Part Number: AJH31248608

The Sump and Motor Assembly is an OEM replacement part for LG dishwashers. As a functional pumping component, it circulates water and removes debris during dish cycles.

Symptoms of a bad sump and motor assembly can include:

  • Inability to properly fill or drain water from the dishwasher
  • Leaks or excessive pooling of water inside the unit 
  • Loud knocking or grinding noises from the motor area

Causes of failure may involve a clogged or cracked sump housing impairing flow, or wear of the motor bearings degrading power output over time.

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

Do-It-Yourself Stories from Customers like You Dishes in top rack weren't getting cleaned water wasn't coming out of top sprayer.   Dave I. • Bedford , IN • April 25, 2020

Whew... This was an adventure... Let me preface by saying that, for anyone considering simply replacing the circulation motor (AP5325099), save yourself alot of trouble and just replace the whole sump assembly (this part, AP5676704). For reasons that I don't have an adequate character limit to explain, getting a water-tight seal around the circulation motor shaft became impossible for me after installing a new circulation motor, and I'm really surprised more people haven't had a problem with... Read more

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Sensor Assembly (Temperature Sensor)
Genuine Lg part
By: Lg
Part Number: 6501DD2001A

This dishwasher sensor assembly contains the thermistor that monitors wash-water temperature and sends readings to the control. Replacing a faulty sensor restores accurate heating and cycle timing for consistent cleaning and to prevent temperature-related interruptions. What it does:

  • Measures wash-water temperature via an NTC thermistor
  • Sends a resistance signal to the control to manage heater operation and cycle timing
  • Helps maintain target temperatures for proper cleaning performance
  • Common failure symptoms include no heat or overheating, long/short cycles, temperature-related errors, or poor cleaning/drying
What's included: 1 sensor assembly Install notes:
  • Disconnect power at the breaker and shut off water before servicing
  • Access the sump area from the bottom; you may need to pull the dishwasher forward for clearance
  • Expect some residual water—protect the area with towels
  • Seat the sensor fully in the sump opening, reconnect the harness, and run a test cycle to check for leaks and proper heating

Do-It-Yourself Stories from Customers like You Very little water was being let in to the tub. I had already replaced the inlet valve and that didn’t help   Kenneth H. • Sunrise Beach , MO • October 10, 2019

I replaced the float assembly. The float assembly was clogged with a soft sludgy material. It works perfectly now Read more

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Inlet Hose (Dishwasher)
Genuine Lg part
By: Lg
Part Number: 5214DD3001A

This inlet hose routes fresh water into the dishwasher during the fill cycle. Replace a cracked, kinked, or leaking hose to restore proper water flow and help prevent puddles or water damage beneath the unit.

  • Routes water into the dishwasher during fill
  • Maintains a sealed path to help prevent leaks
  • Common fix for leaks under the unit, visible cracks/kinks, or slow/no fill
  • Replaces aged, brittle, swollen, or punctured tubing
What's included: 1 inlet hose Install notes:
  • Disconnect power and shut off the water supply before servicing
  • Place a towel or shallow pan to catch residual water when removing the old hose
  • Note the original routing; transfer and secure existing clamps/fittings as needed
  • Restore water and run a short cycle while checking all connections for leaks

Do-It-Yourself Stories from Customers like You Mouse ate through rubber hoses   Calvin G. • Auburn , WA • January 26, 2019

Removed hoses ordered replacements from you and replaced them it was great having the exact replacement parts couldn’t find them in any hardware storr Read more

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Display Power Control Board (Assembly)
Genuine Lg part
By: Lg
Part Number: EBR43245901

This display power control board assembly replaces a failed control board for the fridge's user interface and power distribution to the display. Restores display illumination and button response when the original board is faulty. What it does

  • Supplies power and control signals to the front display and touch/push buttons.
  • Can cause a blank or dim display when the board fails.
  • Resolves unresponsive control buttons, intermittent or garbled display readouts.
  • Works with the main control system to manage front-panel functions.
What's included
  • One display power control board assembly.
Install notes
  • Disconnect power to the appliance before beginning any work.
  • Handle the board carefully to avoid static discharge and damaged connectors.
  • Verify connector orientation and seating; do not force wiring harnesses.

Do-It-Yourself Stories from Customers like You Several buttons did not work.   Matthew B. • Dallas , OR • May 02, 2019

Replaced the display PCB. Took about 15 minutes total, and fixed the problem. Read more

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Holder (Mounting Bracket)
Genuine Lg part
By: Lg
Part Number: 4930DD3008A

This holder is a small mounting bracket that secures internal components in place, helping reduce movement and noise while keeping parts aligned for reliable operation. It's a direct-fit replacement when the original holder is broken or missing. What it does

  • Secures and supports nearby components or assemblies to prevent shifting during operation
  • Helps reduce vibration and rattling caused by loose parts
  • Maintains proper alignment for connected parts to ensure consistent performance
  • Commonly replaced when cracked, warped, or missing after impact or wear
What's included
  • One holder
Install notes
  • Disconnect power (and water supply if appliance uses water) before servicing
  • Inspect surrounding clips and screws; replace any that are damaged
  • Typically installs with existing fasteners; keep orientation the same as the original

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Parts Assembly
Genuine Lg part
By: Lg
Part Number: AGM72461801

 

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Decor,Handle
Genuine Lg part
By: Lg
Part Number: MCR42565802

This Handle Decor is an OEM part for LG dishwashers. This handle decor ensures a seamless fit and reliable performance.

A bad handle decor might occur due to wear and tear over time or accidental damage. Continuous use, exposure to moisture, or excessive force can lead to cracks, breaks, or cosmetic damage to the handle decor.

Symptoms of a faulty handle decor:

  • Loose or wobbly handle
  • Cracks or fractures on the handle decor
  • Difficulty in opening or closing the dishwasher door

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

Do-It-Yourself Stories from Customers like You The broken door handle on dishwasher.   Nelson S. • Allentown , PA • September 07, 2022

Ordered your parts for the door and used your video on the website to install the parts. Excellent website and very helpful for me as a customer. Great to all. Read more

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  • boxes images Over 2.1 Million Parts In Stock
  • time delivery images 2 Day Quick Delivery!
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