LG LFX28968ST/04 refrigerator Parts

Cooling problems are the most common issue we see with LG refrigerators, including the LG LFX28968ST; symptoms often include warm fridge/freezer temperatures, longer run times, and unusual noises. Many “not cooling” complaints trace back to airflow restrictions, dirty condenser coils, or a failing sealed-system component.

What to check first on the LFX28968ST

Start with the simple, high-impact checks before assuming a major failure. Use the troubleshooting steps in the LFX28968ST owner’s manual to match symptoms to likely causes.

• Confirm the control settings are not set to OFF or a store display mode
• Make sure doors close fully and gaskets seal all the way around
• Check that air vents inside the compartments are not blocked by food packages
• Clean dust from the condenser cover and vents (do not remove sealed panels)
• Allow up to 24 hours to stabilize after a move or power outage

Common symptoms and what they usually point to

Symptom	Most common cause	What to do next
Fridge and freezer both warm	Cooling system not removing heat	Check airflow and condenser cleanliness; then consider compressor-related diagnosis
Freezer cold but fridge warm	Poor airflow to fresh-food section	Clear vents, check for frost buildup, verify fans are running
Clicking, buzzing, or high-pitched running sounds	Normal cycling or compressor start issues	Compare to “normal sounds”; if cooling is weak, test start components
Ice maker or dispenser issues	Water supply, filter restriction, or low pressure	Verify shutoff valve open, replace filter, confirm pressure

Parts that are often involved (when cooling is the problem)

If basic airflow and cleaning steps do not restore cooling, these model-compatible parts are commonly involved in “not cooling” repairs:

• Refrigerator compressor TCA38091801 (sealed-system cooling component)
• Refrigerator compressor start relay EBG60663230 (helps the compressor start)

Why it matters

A refrigerator that is even a few degrees too warm can spoil food quickly and also force the compressor to run longer, increasing energy use. Catching airflow and maintenance issues early can prevent bigger repairs.

Last updated: January 2026

An LG refrigerator like model LFX28968ST typically lasts 10 to 15 years with normal household use. Lifespan depends most on how hard the compressor runs, how clean the condenser area stays, and whether door seals and airflow stay in good shape (see the LFX28968ST owner’s manual).

What affects lifespan the most

• Condenser coil cleanliness: dust buildup makes the compressor run longer and hotter.
• Door gasket condition: air leaks cause longer run times and temperature swings.
• Room conditions: very warm rooms increase run time; very cold rooms can affect operation.
• Usage habits: frequent door openings and overpacking reduce airflow.
• Water/ice system upkeep: timely filter changes help maintain flow and ice production.

Model-specific maintenance that helps LFX28968ST last longer

The LFX28968ST manual calls out routine cleaning and filter replacement as key maintenance items.

Maintenance item	Practical interval	Why it matters
Clean condenser cover/vents	Every 6 to 12 months	Reduces compressor run time and heat
Replace water filter	About every 6 months	Helps dispenser flow and ice quality
Check/clean door gaskets	Every 3 to 6 months	Prevents warm air leaks and frost
Keep air vents clear inside	Ongoing	Maintains even cooling

If you’re already seeing weak water flow or smaller ice cubes, replacing the LG kenmore refrigerator water filter ADQ36006101 on schedule can help reduce strain on the water system.

Why it matters

A refrigerator’s most expensive wear items (especially the sealed system and compressor) tend to fail sooner when the unit runs hot, runs constantly, or can’t hold temperature due to airflow restrictions or door leaks.

Helpful DIY resources

• How to clean refrigerator condenser coils
• How to change the water filter in an LG refrigerator

Last updated: January 2026

A leak from the bottom of your LG LFX28968ST is most often caused by a clogged or frozen defrost drain that overflows into the base area, or a water-supply leak tied to the ice maker/dispenser plumbing. Use the LFX28968ST owner’s manual to identify access panels and safe disassembly steps.

Quick checks to narrow it down

• Turn off the ice maker for 24 hours; if the leak stops, the issue is likely in the water/ice system.
• Look for ice on the freezer floor; that strongly points to a defrost drain restriction.
• Check for drips after dispensing water/ice; that points to a dispenser line or connection.
• Inspect the back of the unit for a slow drip from the water inlet area.
• Confirm the refrigerator is level; poor leveling can change where water runs and worsen overflow.

Most common causes and what to do

1) Clogged or frozen defrost drain

During defrost, meltwater should flow to the drain pan. If the drain is blocked, water can overflow and end up at the bottom.

What to do

• Unplug the refrigerator.
• Remove freezer bins/drawer as needed and look for standing water or ice.
• Melt ice with warm water (never use sharp tools).
• Flush the drain opening with warm water until it flows freely.

2) Water-supply leak (ice maker/dispenser)

Leaks can come from cracked tubing, loose fittings, or a seeping inlet valve.

Parts to consider if you confirm a water-supply leak

• LG refrigerator water inlet valve 5221JB2010G
• Refrigerator water tubing MJU62070602

Symptom-to-cause guide

What you notice	Most likely cause	Best next step
Ice sheet on freezer floor	Defrost drain clogged/frozen	Clear/flush the drain path
Leak after dispensing water	Dispenser tubing/fitting leak	Inspect tubing and connections
Leak only when ice maker is on	Inlet valve or supply tubing leak	Turn off ice maker, inspect valve/tubing
Random puddles near front	Drain overflow or dispenser drip	Check drain path and dispenser area

Why it matters

Bottom leaks can damage flooring and can also create ice buildup that interferes with freezer drawer operation and airflow.

Last updated: January 2026