Lmxs30746s00 Parts

The PCB Assembly, Sub is an OEM part for LG refrigerators. It assists the main control board by regulating secondary refrigerator functions such as dispenser controls, ice makers, and temperature displays in specific refrigerator sections. Located inside exterior access panels, the sub board receives inputs and routes outputs behind refrigerator side panels and doors.

Causes of a bad sub board can include water damage to electronic components leading to shorts, as well as failure over many freeze-thaw cycles. 

Symptoms of a bad PCB Assembly, Sub include:

• Ice maker or water dispenser not operating 
• Incorrect temperature reading for sections  
• Error codes appearing on exterior display
• Buzzing or humming sounds from interior panels

This authentic LG replacement ensures all refrigerator features perform dependably. It is also suitable for Sears/Kenmore branded refrigerators containing LG mechanisms and controls. 

This holder bracket replaces a damaged or missing mounting support. It secures an internal component so it stays aligned and stable, helping your appliance operate smoothly without looseness or rattling.

• Provides a rigid mounting point to hold a component or assembly in place
• Maintains alignment to reduce vibration, rubbing, and intermittent operation
• Restores support when the original bracket is cracked, warped, or missing
• Common symptoms include a loose/wobbly part, rattling noises, or visible broken tabs

• Disconnect power to the appliance before servicing
• Note the original bracket's orientation and transfer any clips or screws from the old part
• Use existing hardware and tighten fasteners evenly—do not overtighten
• Verify proper fit and alignment before restoring power

This adjustable leveling leg assembly supports and stabilizes your appliance by threading into the base frame. Replacing a worn or missing leg helps you level the unit for smoother, quieter operation on uneven floors.

• Provides height adjustment to level the appliance and distribute weight evenly
• Helps prevent rocking, wobbling, and excess vibration or rattling
• Can improve door alignment and smooth opening/closing when the cabinet is properly leveled
• Useful when a leg is missing, damaged, or threads are stripped

• Disconnect power; if applicable, shut off the water supply
• Use a helper to safely brace or tip the unit; protect flooring when accessing the leg
• Unthread the old leg and hand-thread the new one; tighten as needed
• Adjust front-to-back and side-to-side until stable; all legs bear weight evenly

This slide rail supports and guides a refrigerator drawer so it opens and closes smoothly. Replacing a worn or cracked rail restores proper alignment and glide to prevent bins from binding, tilting, or popping out of the track.

• Provides the track the drawer/bin slides on
• Maintains drawer alignment and supports the bin during use
• Helps ensure smooth, even travel in and out
• Common failure signs: drawer hard to open/close, crooked or sagging bin, drawer comes off track, visible cracks or damage to the rail

• Disconnect power and remove the affected drawer/bin before starting.
• Remove screws securing the old rail; install the new rail in the same position and orientation.
• Transfer any reusable stops/caps from the original rail if applicable.
• Reinstall the drawer and verify smooth operation before reloading.

This refrigerator water filter assembly conditions the water supplied to the dispenser and ice maker, helping deliver cleaner, better-tasting water and ice while maintaining proper flow. Replace regularly to keep your fridge's water system performing as designed. What it does:

• Filters incoming water for the dispenser and ice maker
• Helps improve taste and clarity of water and ice
• Supports proper dispenser flow and consistent ice production
• Replace when the filter indicator turns on or water/ice quality declines

• Dispense water to relieve line pressure; place a towel to catch any drips
• Remove the old filter and seat/lock the new cartridge fully—do not overtighten
• Flush water until it runs clear, and reset the filter indicator

This door stopper assembly mounts at the hinge to control how far the door opens and promote smooth, consistent closing. Replacing a worn or broken stopper restores proper door swing and helps protect the hinge from overextension.

• Limits the door's opening range to prevent overextension
• Guides and cushions door movement for a smoother close
• Helps maintain door alignment at the hinge area
• Common symptoms: door swings too far, doesn't stop at the usual angle, clicks/binds near the hinge, or visible cracks/wear on the stopper

• Disconnect power to the appliance before servicing
• Support the door and use a helper when loosening hinge hardware
• Note the original orientation and transfer any spacers/shims if present
• Tighten fasteners evenly and verify smooth door operation before finalizing reassembly

The Magnet Switch is an OEM part for LG refrigerators. It plays an important role in monitoring the position of the refrigerator door. 

The magnet switch works together with a magnet installed in the door gasket to detect when the door is opened or closed. It communicates this information to the control board which uses it to manage temperatures and fan speeds accordingly. 

Causes of a bad magnet switch can include wear and tear over time, physical damage, or failure of internal components. 

Symptoms of a bad magnet switch include:

• Improper cooling and freezing performances 
• Inability to detect when the door is opened
• Erratic temperature fluctuations
• Errors codes relating to door sensors

This genuine OEM LG magnet switch restores the door monitoring functions of your refrigerator. It is also compatible with Sears/Kenmore refrigerator models.

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

This cabinet roller supports the refrigerator and lets the unit roll in and out of place for cleaning or service. Replace a worn or broken roller to restore smooth movement and help keep the appliance properly positioned.

• Supports the base of the refrigerator and enables rolling movement
• Helps with safe positioning and service access without dragging
• Common failure signs: appliance is hard to move, scraping or rolling noises, a flat-spotted/cracked wheel, or a wheel that won't turn
• Replace when the roller is damaged, seized, or missing

• Disconnect power and shut off water supply; protect flooring before moving the appliance
• With help, pull the refrigerator forward and safely support it to access the roller
• Remove mounting fasteners, install the new roller, and reuse original hardware
• Confirm level and smooth movement before returning the unit to its location

This connector joins two sections of the refrigerator's water tubing to create a secure, leak-resistant seal. Replace a cracked or loose connector to restore proper water flow to the dispenser and ice maker.

• Provides a sealed union between two water tubes in the appliance's water system
• Helps prevent air and water leaks that can impact dispenser and ice maker performance
• Typical failure signs include drips or puddles near the connection, visible seepage, or moisture alerts
• Also causes low/no dispenser flow or small or hollow ice cubes

• Disconnect power and shut off the water supply; dispense water to relieve line pressure
• Prepare tubing with a clean, square cut; insert each tube fully into the connector until seated, then pull-test to retention
• Restore water and check all joints for leaks; purge air by dispensing water before normal use

The PCB Assembly, Display is an OEM part for LG refrigerators. It is responsible for controlling the refrigerator's display functions and interface. The PCB assembly monitors temperature settings and regulates the input and output of operational data and controls. It assists the user by displaying temperatures, cycle settings, option selections, and error codes via the control panel.

Issues such as random glitches, unresponsive buttons, or a blank display could indicate problems with the PCB assembly. Other causes include water damage, impact damage, or short-circuiting due to manufacturing defects. 

Symptoms of a bad PCB assembly include: 

• Control panel not functioning properly  
• Faulty display or unreadable screen
• Refrigerator functions not responding to input controls
• Error codes appearing repeatedly

This OEM LG part provides a direct fit and like-for-like replacement for ensuring proper display functionality. It is also compatible with Sears/Kenmore models that utilize LG components.

This replacement funnel channels flow cleanly through the dispenser/fill area, guiding it into the correct passage to help prevent spills, drips, and messes when the original piece is cracked, warped, or missing.

• Guides flow into the correct passage within the dispenser or fill area
• Helps reduce drips, leaks, and misdirected flow caused by damage or wear
• Restores clean, accurate dispensing and a tidy appearance
• Common symptoms include leaking/dripping at the dispenser, misdirected stream, visible cracks, or a loose/missing funnel

• Disconnect power; shut off water supply if applicable
• Remove surrounding trim or fasteners carefully and retain hardware for reuse
• Clean the mounting area before installing the new funnel
• Ensure tabs/locks fully seat; secure fit before restoring power and water

The Heater Sheath is an OEM part for LG French door refrigerators equipped with a pantry drawer or convertible compartment feature. This metal sheath encloses the refrigerator's temperature control heater, protecting wiring from moisture and extending the component lifespan.

Causes of a deteriorated heater sheath may relate to normal corrosion or cracks from temperature variations over many years of use. Moisture exposure can lead to rust or compromised insulation.

Symptoms of a problematic sheath include: 

• Inconsistent or fluctuating drawer/compartment temperatures  
• Unusual odors emanating near electrical components
• Potential short-circuiting or heating system malfunctions

This OEM sheath also fits select Kenmore/Sears refrigerators.

This fan grille assembly covers and protects the evaporator fan while directing airflow through the refrigerator compartment. Replace a cracked, warped, or missing grille to restore proper circulation, reduce vibration/noise, and prevent items from contacting the fan. What it does:

• Covers the evaporator fan and channels chilled air through the compartment
• Helps maintain even cooling and consistent airflow
• Common symptoms: broken or missing louvers, loose/broken tabs, rattling or vibration, uneven cooling or weak airflow

• One fan grille assembly

• Disconnect power to the refrigerator before servicing
• Remove shelves/drawers as needed for access
• Remove mounting screws or release tabs; carefully disengage the old grille
• Align the new grille, secure hardware without overtightening, ensure vents are unobstructed, then restore power

This replacement water tank assembly restores the refrigerator's internal water reservoir. It stores and chills water for the dispenser, helping maintain steady flow and addressing leaks caused by a cracked or brittle tank. What it does:

• Holds and chills dispenser water inside the fresh food compartment for consistent flow.
• Replaces a cracked or leaking reservoir that can leave puddles inside the refrigerator.
• Helps address low/no water or sputtering at the dispenser caused by an air-leaking or deformed tank.

• 1 water tank assembly

• Unplug the refrigerator and turn off the water supply before servicing.
• Remove shelves/panels as needed; note tube routing and avoid kinking lines during transfer.
• Fully seat water-line fittings and perform a gentle pull test; restore water and check all joints for leaks.
• Dispense several glasses of water to purge air until flow is steady; recheck for leaks after the first hour of operation.