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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Refrigerator Filter Dryer 5851JA2007U
#317A

Case parts diagram

Refrigerator filter dryer

Part #5851JA2007U

Replaced by #ADH73150210

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This part replaces 5851JA2007U. Substitute parts can look different from the original.
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Refrigerator Compressor TCA35271201
#300A

Case parts diagram

Refrigerator compressor

Part #TCA35271201

Replaced by #TCA38151706

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Manufacturer substitution
This part replaces TCA35271201. 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 Condenser Coil ACG72915206
#301A

Case parts diagram

Refrigerator condenser coil

Part #ACG72915206

Replaced by #ACG73645004

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Manufacturer substitution
This part replaces ACG72915206. Substitute parts can look different from the original.
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Refrigerator Door Switch 6600JB1010K
#406B

Case parts diagram

Refrigerator door switch

Part #6600JB1010K

Replaced by #6600JB1010A

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This part replaces 6600JB1010K. Substitute parts can look different from the original.
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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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Manufacturer substitution
This part replaces ADX72930414. Substitute parts can look different from the original.
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Refrigerator Water Inlet Valve (replaces Aju72992610) AJU72992603
#619A

Valve and water tube parts diagram

Refrigerator water inlet valve (replaces aju72992610)

Part #AJU72992603

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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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Manufacturer substitution
This part replaces MDS38201414. Substitute parts can look different from the original.
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Refrigerator Door Gasket, Left ADX72930413
#233B

Door parts diagram

Refrigerator door gasket, left

Part #ADX72930413

Replaced by #ADX72930460

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Manufacturer substitution
This part replaces ADX72930413. Substitute parts can look different from the original.
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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.…