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LG
Top-Mount Refrigerator

Model # LRTB2021W Official LG refrigerator

Here are the diagrams and repair parts for Official LG LRTB2021W refrigerator, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual
Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 100 parts  |
Refrigerator Drier 5851JA2003B

#317A

All parts diagram

Refrigerator drier

Part #5851JA2003B

Replaced by #ADH73150210

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Manufacturer substitution
This part replaces 5851JA2003B. Substitute parts can look different from the original.
BEST SELLER
$65.17 | 
8% OFF Phone Price : $71.17
In Stock
Refrigerator Fan Assembly 5901JA1005B

#329C

All parts diagram

Refrigerator fan assembly

Part #5901JA1005B

Replaced by #5901JA1012B

?
Manufacturer substitution
This part replaces 5901JA1005B. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$16.64 | 
11% OFF Phone Price : $18.64
In Stock
Refrigerator Motor Assembly 4681JB1011P

#404A

All parts diagram

Refrigerator motor assembly

Part #4681JB1011P

Replaced by #4680JB1033B

?
Manufacturer substitution
This part replaces 4681JB1011P. Substitute parts can look different from the original.
$64.90 | 
8% OFF Phone Price : $70.90
In Stock
Rubber-s J 4J03020A

#328A

All parts diagram

Rubber-s j

Part #4J03020A

Replaced by #4J03020A

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Manufacturer substitution
This part replaces 4J03020A. Substitute parts can look different from the original.
This item is not returnable
$6.98 | 
13% OFF Phone Price : $7.98
In Stock
Refrigerator Motor Assembly 4681JB1018P

#404AA

All parts diagram

Refrigerator motor assembly

Part #4681JB1018P

Replaced by #4680JB1033B

?
Manufacturer substitution
This part replaces 4681JB1018P. Substitute parts can look different from the original.
$64.90 | 
8% OFF Phone Price : $70.90
In Stock
Refrigerator Thermostat 6930JB1007C

#110A

All parts diagram

Refrigerator thermostat

Part #6930JB1007C

$23.19 | 
21% OFF Phone Price : $29.19
In Stock
Refrigerator Stopper 4620JA3009A

#314A

All parts diagram

Refrigerator stopper

Part #4620JA3009A

This item is not returnable
$8.54
In Stock
Refrigerator Evaporator Fan Motor Bracket 4810JA3007A

#405A

All parts diagram

Refrigerator evaporator fan motor bracket

Part #4810JA3007A

$8.54
In Stock
Refrigerator Push Switch 6600JB1002K

#406B

All parts diagram

Refrigerator push switch

Part #6600JB1002K

Replaced by #6600JB1002K

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Manufacturer substitution
This part replaces 6600JB1002K. Substitute parts can look different from the original.
$12.14
In Stock
Ice Bank Cover 3550JA1077A

#147C

All parts diagram

Ice bank cover

Part #3550JA1077A

Replaced by #3550JA1077A

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Manufacturer substitution
This part replaces 3550JA1077A. Substitute parts can look different from the original.
$24.94
In Stock

Most common symptoms to help you fix your refrigerators

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Why is frost building up in my refrigerator's freezer?

Main causes: damaged door seal, faulty defrost sensor or bi-metal thermostat, broken defrost heater, bad defrost timer o…

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Why won't my refrigerator run?

Main causes: control board or cold control failure, broken compressor start relay, compressor motor failure, defrost tim…

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Why isn't my refrigerator cooling well?

Main causes: blocked vents, defrost system problems, evaporator fan failure, dirty condenser coils, bad sensors, condens…

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Why is my freezer not cold enough?

Main causes: leaky door gasket, defrost system failure, evaporator fan not running, dirty condenser coils, condenser fan…

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Why won't my refrigerator ice maker make ice?

Main causes: jammed ice cubes, broken ice maker assembly, dirty water filter, kinked water line, bad water valve, freeze…

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Why won't my refrigerator cool at all?

Main causes: blocked air vents, compressor problems, condenser or evaporator fan not working, control system failure, se…

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Why is water dripping from my refrigerator onto the floor?

Main causes: water valve leaking, frozen or broken defrost drain tube, overflowing drain pan, cracked water system tubin…

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What routine maintenance does my refrigerator need?

Things to do: clean condenser coils, replace the water filter, clean the interior, adjust doors to prevent air leaks, cl…

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How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

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Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator temperature control board

How to replace a refrigerator temperature control board

If the temperature in your refrigerator doesn't match the temperature you set, the problem could be the temperature cont…

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Repair difficulty
Time required
 30 minutes or less
How to clean refrigerator condenser coils

How to clean refrigerator condenser coils

Help your refrigerator run more efficiently by cleaning the condenser coils. It's easy and takes just a few minutes.…

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 15 minutes or less

Effective articles & videos to help repair your refrigerators

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No matter what style Maytag refrigerator you have, we can walk you through replacing the water filter.…

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Top questions about Sears and Sears PartsDirect

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How to prevent water dispenser and ice maker problems

How to prevent water dispenser and ice maker problems

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