Parts for Lg LFX21980ST/00: Ice Maker Parts

The Water Filter is an OEM part for LG refrigerators. It is a component that ensures the purity and quality of your drinking water and ice.

The water filter is designed to effectively reduce contaminants, impurities, and odors from your water supply, providing you with clean and refreshing drinking water. It employs advanced filtration technology to remove substances such as chlorine, sediment, and other potentially harmful particles.

Causes of a faulty water filter can include regular usage over time, expiration of its filtering capacity, or clogging due to sediment buildup. These factors can result in compromised water quality, decreased flow rate, or unpleasant taste and odor.

Symptoms of a bad water filter may include:

• Decreased water flow from the dispenser
• Water with an unusual taste or odor
• Visible discoloration or particles in the water

This OEM LG part can also be used on Kenmore/Sears appliances. 

This small retaining clip secures its mating component within the refrigerator assembly, keeping parts properly seated and reducing vibration. Replacing a damaged or missing clip helps restore a snug fit and reliable operation of the attached piece.

• Holds the designated part firmly in place within the assembly
• Maintains proper alignment to prevent movement or rattling
• Helps ensure panels, ducts, or lines stay secured during use
• Symptoms can include loose or sagging parts, vibration noises, or components that won't stay attached

• Disconnect power; if working near the water system, also shut off the water supply
• Note the original orientation and placement before removal
• Fully seat the mating component, then press the new clip into place without forcing
• Check operation before reassembly

The Clip is an OEM part for LG refrigerators. This clip secures the water tube in place, preventing it from moving or becoming disconnected. It plays a crucial role in maintaining the proper flow of water to the ice maker and water dispenser.

Causes of a bad water tube clip can include physical damage, wear and tear from regular use, or brittleness due to temperature fluctuations. If the clip fails, it can result in leaks or disconnections, disrupting the water supply.

Symptoms of a bad water tube clip include:

• Water leaks inside or outside the refrigerator
• The water tube becoming loose or disconnected
• Reduced or no water flow to the ice maker or water dispenser

This OEM LG part is also compatible with Sears/Kenmore refrigerators.

This plastic tube carries water within your refrigerator between internal components. Replacing a brittle, kinked, or leaking line restores dependable water flow and helps prevent drips that can damage interiors, cabinetry, or floors. What it does

• Routes water between internal components (such as valves, filters, reservoirs, and dispensers)
• Helps maintain proper water flow and pressure when intact and unkinked
• Typical failure symptoms: water leaks, slow or no water flow, visible cracks, flattening, or kinks
• Age- or heat-related hardening can cause stress cracks near bends or fittings

• One plastic tube

• Unplug the refrigerator and shut off the water supply before servicing
• Note original routing and clip locations; avoid sharp bends, abrasion points, and hot surfaces
• Insert tube ends fully into their fittings (quick-connect or compression, per design) and gently tug to confirm they're seated
• Restore water, purge air as needed, and check all joints for leaks before pushing the unit back

Note: 90 degree elbow coupler (Fits 1/4" diameter tubing on each end) For 5/16" elbow connector, order part# 4932JA3009B.

The Water Line Union is an OEM part for LG refrigerators. This component connects sections of the water line, ensuring a secure and leak-free passage of water to the refrigerator's icemaker and water dispenser. It is an elbow tube union connector, which connects two tubes at a 90-degree angle.

Causes of a bad water line union can include wear and tear from frequent use, damage from high water pressure, or deterioration due to mineral buildup and age. A compromised union can lead to water leaks and disruption in the water supply.

Symptoms of a bad Water Line Union include:

• Water leaks around the connection points
• Reduced water flow to the icemaker or water dispenser
• Puddles or moisture near the refrigerator
• Unusual noises from the water line

This OEM LG part is also compatible with Sears/Kenmore.

The Water Line is an OEM part for LG refrigerators, designed to supply water to the ice maker and water dispenser. Made from durable materials to withstand water pressure and prevent leaks, this water line is essential for access to clean, filtered water at all times. Note: color of the water tube may be different from original. Tube is 5/16" diameter

Symptoms of a bad Water Line include:

• Leaking of water at the connection points or along the tubing.
• A noticeable decrease in water flow to the dispenser or ice maker.
• A bad taste or odor of the water and ice

Causes of failure can range from physical damage, such as kinks or punctures, to wear and tear over time leading to brittleness or weakening of the material. These issues can compromise the integrity of the water supply, affecting both the quality and safety of the water and ice provided by your refrigerator.

This OEM LG part can also be used on Kenmore/Sears appliances. 

The Water Valve Assembly is an OEM part for LG refrigerators. It is essential for controlling the flow of water to the ice maker and the water dispenser. This solenoid-operated valve responds to signals from the refrigerator’s electronic control system to accurately manage the release of water, ensuring efficient operation and reliability.

Symptoms of a bad Water Valve Assembly include:

• The ice maker not producing ice or producing very small cubes
• The water dispenser not functioning or dispensing a trickle instead of a steady flow
• Water leaking from the refrigerator

Causes of a bad water valve assembly can stem from mineral deposits that clog the valve, electrical failures that impair the valve’s operation, or wear and tear from normal usage leading to leaks or malfunctions.

This OEM LG part is also compatible with Sears/Kenmore.

Note: Flow meter is not needed on all models, remove if necessary. Redesigned single valve replaces older dual solenoid valves. Wiring harness is included. Located behind the refrigerator.

This cover cap is a small plastic trim piece that protects exposed fasteners and improves the appliance's appearance. It snaps into place to hide mounting posts and help prevent snags or debris buildup. What it does:

• Covers and protects exposed screws, posts, or fasteners for a finished look
• Prevents lint, dust, and debris from collecting around the mounting point
• Reduces the chance of fabric snags or contact with sharp edges
• Restores worn or missing trim for improved cosmetics

• Disconnect power to the appliance before starting any service that exposes electrical components
• Usually installs by snapping over the post or press-fitting into the trim opening — no special tools required
• If needed, remove adjacent trim pieces to gain access, then reinstall trim in reverse order
• Inspect surrounding mounting hardware for damage and replace if necessary

This cover tube is a molded protective housing that shields internal components and wiring from wear, heat, and debris. It helps maintain safe operation and prevents rubbing or chafing that can lead to damage. What it does:

• Covers and protects internal wiring, hoses or assemblies from contact and abrasion
• Helps direct airflow and keeps debris away from sensitive parts
• Reduces noise caused by rubbing or loose components
• Preserves component alignment and prevents premature wear

• Disconnect power to the appliance before beginning any repair.
• Installation requires partial disassembly of the appliance; keep track of screws and clips.
• Use OEM replacement and follow the service manual for correct orientation and torque of fasteners.
• If you see damaged wiring or other compromised parts, replace or repair those items before reinstalling the cover tube.

This holder is a small mounting bracket that secures a mating component in place inside the appliance. Replacing a cracked or missing holder restores a firm, rattle-free fit and proper alignment.

• Provides a stable mount for the designated part
• Prevents shifting and vibration that can cause noise or premature wear
• Common signs of failure: broken tabs, stress cracks, or the attached part sagging or falling out
• When damaged, the connected component may be loose, noisy, or misaligned

• Disconnect power; if working near water tubing, also shut off the water supply
• Note the original orientation and mounting points; take a photo before removal
• Reuse existing fasteners and avoid overtightening to prevent cracking the plastic
• Ensure the attached component is secure and clears any moving parts before restoring power