Lg Dishwasher LDF7920WW Parts
Genuine Lg part
By: Lg
Part Number: 6871DD1006S
Fix a dishwasher that won't start, stops mid-cycle, or has no lights with this main power control board. Moderate repair requiring basic tools.
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$308.69
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$367.34
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$58.65
Genuine Lg part
By: Lg
Part Number: ACQ31707201
Base cover assembly for dishwashers. Installs at the bottom to protect internal components. Replace if cracked, damaged, or missing for proper coverage.
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$68.95
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$81.36
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$12.41
Genuine Lg part
By: Lg
Part Number: MEB41413205
Replace a broken or loose dishwasher door handle that won't open or close properly. Compatible with LG models. Moderate DIY repair in under an hour.
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$23.54
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$25.89
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$2.35
Genuine Lg part
By: Lg
Part Number: 3920DD3002B
Seals dishwasher door to prevent leaks, contain heat and moisture. Replace if water escapes, steam leaks, or seal is cracked. Verify fit by model number.
Do-It-Yourself Stories from Customers like You
Water leak John M. • Plainfield , IL • December 22, 2025
Replaced the door gasket.
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$53.51
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$63.68
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$10.17
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Usually ships within 4 - 14 days
Genuine Lg part
By: Lg
Part Number: 3550ED3011B
Mounts over the dishwasher's drying fan vent opening to shield the blower and direct airflow into the tub. Replace if cracked, damaged, or missing.
Do-It-Yourself Stories from Customers like You
Door spring pulleys broke on our lg dishwasher Leigh C. • Bemidji , MN • March 22, 2015
I looked up my unit and reviewed the schematic drawing online at Appliance Parts Pro. Once receiving the parts, I Pulled out the dishwasher and removed side panels - didn't even have to disconnect anything. Removed broken parts and replaced them with the new - took about 10-15 minutes start to finish.
Easy cheesy!
Owning LG appliances I'm thankful to have found a resource like Appliance Parts Pro! I plan to use them for all my other LG repairs because they make it so easy to find parts.
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$14.95
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$17.79
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$2.84
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Genuine Lg part
By: Lg
Part Number: MBJ32856401
This replacement switch cam interfaces with a lever or knob to actuate a microswitch. It restores reliable on/off signaling and the positive feel/engagement of the related control or latch mechanism when the original cam wears or cracks.
- Translates lever or rotary motion into precise switch activation
- Ensures the switch travels fully to open and close as intended
- A worn or broken cam can cause intermittent operation or functions that won't start/stop as expected
- Helps bring back a defined "click" or detent at the control/lever
What's included: 1 switch cam Install notes:
- Disconnect power to the appliance before servicing; turn off gas/water if applicable
- Access the switch or latch assembly; remove any knob, trim, or cover as needed
- Note the cam's orientation/indexing before removal; take photos for reference and transfer any springs/clips
- After reassembly, manually test the mechanism to ensure smooth switch actuation before restoring power
Do-It-Yourself Stories from Customers like You
Lg dishwasher “ne” or “ue” error code (vario spray arm). Dimitri T. • Cranston , RI • February 26, 2019
This was a very simple repair. It was done in about an hour. It involves disconnecting the dishwasher, emptying the water from the inside, taking it out and flipping it over, and replacing the diverter motor. This repair is done on the underside of the dishwasher, nothing to disconnect inside (just remember to remove the baskets). It would be wise to order the motor seal and micro switch that goes with it as they are all cheap parts and easy to swap out during the procedure. Be sure to take...
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$7.52
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$9.02
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$1.50
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Usually ships within 4 - 14 days
Genuine Lg part
By: Lg
Part Number: MJX32862501
Fix dishwasher not draining or OE error codes with a new check valve. Prevents backflow and keeps water moving properly. Easy 30-minute DIY repair.
Do-It-Yourself Stories from Customers like You
Dishwasher not draining correctly John W. • Ashburn , VA • January 15, 2016
I watched a suggested video about my model and was able to easily take apart the filter unit and access the drainage area. I found a worn out "Float" Valve. In the process of replacing the float valve I went ahead and replaced a gasket and the Valve, Check. Repairs went great.
Parts were a perfect fit. This is the second time I used AplliancePartsPros.
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$14.95
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$17.64
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$2.69
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Genuine Lg part
By: Lg
Part Number: 1WZZDD3001A
Hardware washer distributes clamping force under fasteners in your dishwasher. Replace if missing, bent, or corroded to restore secure assembly. Confirm fit.
Do-It-Yourself Stories from Customers like You
Dishwasher arms weren't revolving thus water wasn't getting sprayed around Carrie B. • Atascadero , CA • January 11, 2015
I called a repairman out ($90) to diagnose problem which I was unable to figure out on my own (after tearing apart dishwasher). It was a simple $1 washer that was rotten. While I was on this website I went ahead and ordered some other gaskets too.
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$10.43
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$12.52
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$2.09
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Genuine Lg part
By: Lg
Part Number: 5214DD3003A
Connects internal water lines in your dishwasher. Replace if cracked, worn, or leaking to restore a secure seal and prevent water damage under the unit.
Do-It-Yourself Stories from Customers like You
Leaking hose Peter C. • New Milford , CT • July 12, 2015
We have a two year old LG dishwasher that started leaking
After removing it from under the counter and laying it on its back I discovered that a mouse has chewed a hole in one of the hoses
I took s pic of it sent it to APP tech dept
They identified the part for me and I had it in two days
Works like new again
Great customer service I highly recommend them
PC from Ct
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$22.95
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$27.54
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$4.59
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Genuine Lg part
By: Lg
Part Number: AGM72461901
Replace cracked or worn dishwasher leveling legs. This foot assembly installs at the base corners to restore proper height adjustment and stability.
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$24.39
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$29.02
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$4.63
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Genuine Lg part
By: Lg
Part Number: 4020FD3641C
This is a common fastening nut used to secure panels, trim, or components on compatible LG appliances. It provides a simple, reliable way to hold mating parts in place and restore proper fit and function. What it does
- Secures panels, brackets, or hardware to prevent movement or vibration
- Stops rattling or loose parts caused by a missing or worn nut
- Restores proper alignment when replacing damaged or stripped fasteners
- Works where a standard threaded nut is required for reassembly
What's included
- One common nut as pictured
Install notes
- Disconnect power and water before servicing the appliance
- Use the properly sized wrench or socket to avoid rounding the nut
- Do not overtighten; tighten until snug and secure per OEM torque guidance
- Replace like-for-like—thread size and type match the original
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$7.52
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$8.95
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$1.43
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Genuine Lg part
By: Lg
Part Number: 4810DD1001A
Secures the dishwasher door to the cabinet and provides a stable pivot point. Replace if your bracket is cracked, broken, or missing to restore alignment.
Do-It-Yourself Stories from Customers like You
LG dishwasher leaking from front left corner common problem Ed M. • Palm Bay , FL • September 14, 2019
Replaced drying fan assembly which had slightly newer design. Seems to have fixed problem very well. No leaks now!
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$24.72
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$29.42
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$4.70
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Genuine Lg part
By: Lg
Part Number: 4930DD3008A
Secures internal dishwasher components to reduce movement and noise. Replace if broken or missing to restore proper alignment. Verify fit with your model.
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$10.95
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$13.03
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$2.08
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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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$49.95
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$58.94
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$8.99
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Genuine Lg part
By: Lg
Part Number: 3550DD3003A
Protective cover for dishwasher. Shields internal components from damage during operation. Replace if cracked, broken, or missing to maintain protection.
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$5.54
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$6.09
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$0.55
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Genuine Lg part
By: Lg
Part Number: 3550DD3004A
Protective cover for your dishwasher. Shields internal components from damage during operation. Replace if cracked, broken, or missing to maintain protection.
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$7.52
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$8.95
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$1.43
Out Of Stock
Usually ships within 4 - 14 days