LG
Bottom-Mount Refrigerator

Model # LFX31945ST Official LG refrigerator

Here are the diagrams and repair parts for Official LG LFX31945ST refrigerator, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 255 parts  |

Refrigerator Air Filter ADQ73214404
#631C

Case parts diagram

Refrigerator air filter

Part #ADQ73214404

Replaced by #ADQ73214408

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Manufacturer substitution
This part replaces ADQ73214404. Substitute parts can look different from the original.
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Lg Lt700p Refrigerator Water Filter (replaces Adq36006113) ADQ36006101
#624A

Door parts diagram

Lg lt700p refrigerator water filter (replaces adq36006113)

Part #ADQ36006101

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Refrigerator Door Bin AAP73252301
#241K

Door parts diagram

Refrigerator door bin

Part #AAP73252301

Replaced by #AAP73252302

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Refrigerator Compressor TCA35271201
#300A

Case parts diagram

Refrigerator compressor

Part #TCA35271201

Replaced by #TCA38151706

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Refrigerator Door Gasket, Right ADX72930414
#233A

Door parts diagram

Refrigerator door gasket, right

Part #ADX72930414

Replaced by #ADX72930461

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Refrigerator Ice Maker Assembly AEQ72910408
#600A

Ice maker and ice bin parts diagram

Refrigerator ice maker assembly

Part #AEQ72910408

Replaced by #AEQ73110205

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Refrigerator Freezer Door Gasket MDS38201414
#203A

Door parts diagram

Refrigerator freezer door gasket

Part #MDS38201414

Replaced by #MDS38201426

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Refrigerator Freezer Basket Support Rail, Left 4932JA1010A
#145M

Freezer parts diagram

Refrigerator freezer basket support rail, left

Part #4932JA1010A

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Refrigerator Freezer Basket Support Rail, Right 4932JA1010B
#145K

Freezer parts diagram

Refrigerator freezer basket support rail, right

Part #4932JA1010B

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Refrigerator Ice Container Assembly AKC72949307
#611A

Ice maker and ice bin parts diagram

Refrigerator ice container assembly

Part #AKC72949307

Replaced by #AKC73369908

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Most common symptoms to help you fix your refrigerators

Choose a symptom to see related refrigerator repairs.

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

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

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

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

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

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

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

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

Most common repair guides to help fix your refrigerators

These step-by-step repair guides will help you safely fix what’s broken on your refrigerator.

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…

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.…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator water valve

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…

Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your refrigerators

Use the advice and tips in these articles and videos to get the most out of your refrigerator.

How to Replace the Water Filter in a GE Refrigerator

How to Replace the Water Filter in a GE Refrigerator

See how to install the water filter on your GE refrigerator, no matter the filter type or refrigerator style.…

How to Replace the Water Filter in a Maytag Refrigerator

How to Replace the Water Filter in a Maytag Refrigerator

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

How to change the water filter in an LG refrigerator

How to change the water filter in an LG refrigerator

Get tips and advice on replacing the water filter in your LG refrigerator.…