Parts for Lg 78403: Case Parts

Door hinge for bottom-mount refrigerators. Secures door to cabinet frame for smooth opening and closing. Replace if hinge is cracked, bent, or loose.

Replace your refrigerator's rear handle if it's cracked, broken, or missing. This structural support handle mounts to the back panel of your unit.

Secures the motor to the cabinet and reduces vibration. Replace this bracket if yours is cracked, broken, or missing to restore proper motor support.

This track system guides refrigerator drawer movement and supports the weight of loaded drawers. It allows drawers to slide smoothly in and out while maintaining proper alignment and preventing binding. Replace it if drawers stick, won't close properly, or if you hear grinding noises when opening drawers.

Replacement door hinge for bottom-mount refrigerators. Attaches door to cabinet frame for proper alignment. Needed when hinge is cracked or broken.

Display control panel for bottom-mount refrigerators. Mounts on the exterior door to house temperature controls and settings. Replace if cracked or broken.

Replaces cracked or missing upper door hinge trim on your refrigerator. Snaps into place to restore a clean appearance and protect the hinge area.

This holder bracket secures and positions components inside your refrigerator, typically holding items like water filters, light fixtures, or small parts. It ensures proper alignment and prevents movement during normal operation. Replace this bracket if components are loose, misaligned, or falling out of position.

Replacement drip tray that catches defrost and condensation water under your refrigerator. Installs beneath the evaporator to prevent pooling and leaks.

Reflector lamp housing directs and diffuses interior bulb light for brighter refrigerator illumination. Replace if cracked, discolored, or missing.

Refrigerator not cooling or freezing properly? This evaporator coil assembly absorbs heat to cool your fridge. Advanced repair requiring refrigerant work.

Replaces the back cover assembly for your refrigerator's machine compartment. Order this part if your original cover is cracked, broken, or missing.

Protective cover for your refrigerator's PTC and compressor start device assembly. Replace if cracked, melted, or missing to shield components from damage.

Replacement mounting screw secures panels, brackets, and components inside your refrigerator. Needed when original screw is missing, stripped, or worn.

This display case is the outer housing that holds and protects the appliance control panel and display assembly. It restores a clean finished appearance and shields the electronics from dirt and accidental contact. What it does:

• Houses and secures the control board, display lens and user interface components
• Protects the display and electronics from dust, spills and physical damage
• Restores a solid, aligned control panel if the original housing is cracked, warped or loose
• Improves readability and the appliance's finished appearance

• Disconnect power to the appliance before starting any repair.
• Typically fastens with screws or clips; keep hardware and alignment tabs for reassembly.
• Handle the display lens and electronic connections gently to avoid damage.

Replaces a cracked or broken air duct assembly that routes cold air from the freezer to the refrigerator compartment. Mounts on the back wall of the fridge.

Fix unresponsive refrigerator buttons with this momentary push-button switch. Restores reliable console control when buttons stop working. Simple repair.

Replacement access panel cover for refrigerators. Shields internal components and wiring from debris. Needed when original is cracked, broken, or missing.

This holder rail secures and supports internal components in select LG appliances, restoring proper alignment and reducing movement or vibration. Replace a cracked, broken or worn rail to help stop rattling and improper component fit. What it does:

• Provides a stable mounting/support surface for internal parts that rely on the rail for alignment.
• Prevents shifting or vibration that can cause noise, wear, or misalignment.
• Install a new rail if the original is cracked, broken, warped or missing.
• Helps restore correct component positioning for reliable operation.

• Disconnect power and unplug the appliance before beginning any repair.
• Basic hand tools may be required; refer to the exploded parts list for disassembly steps.
• Inspect surrounding mounting points and fasteners; replace any damaged clips or screws.

This fan assembly circulates air through the appliance so coils and internal components operate at the proper temperature. Replacing a failed or noisy fan can restore airflow and help prevent performance issues caused by weak circulation.

• Moves air across coils and components to support designed cooling/dehumidifying performance
• Helps maintain steady airflow to reduce overheating or icing conditions
• A failing fan can cause little to no airflow even when the unit is running
• Common symptoms: fan not spinning, intermittent operation, loud rattling/grinding, vibration, or thermal shutdown

• Disconnect power before servicing to avoid electrical shock or injury
• Access the fan area per your unit's service information; remove panels/shrouds as needed
• Note wire connections and mounting order; transfer any brackets, grommets, or hardware from the old assembly
• After installation, ensure the fan spins freely and clears all shrouds, then test operation before reassembly

Refrigerator won't power on or loses power intermittently? This power cord assembly replaces frayed or damaged cords to restore safe, reliable operation.

Protects and diffuses your refrigerator's interior light bulb. Replace when cracked, discolored, or missing to restore safe, even lighting. Confirm fit.

This is the DC motor that drives the condenser fan, typically located near the compressor at the bottom rear of the refrigerator. It circulates air across the condenser coils to dissipate heat and maintain efficient cooling. Replace this motor if the refrigerator is running warm, the compressor is overheating, or the fan is not spinning when the compressor is operating.

Fix error code ER DH, frost buildup, or warm refrigerator temps with this defrost heater. Restores airflow and prevents ice-clogged coils. Moderate DIY.

Adjustable leveling leg assembly stabilizes your refrigerator and ensures proper door alignment. Replace worn legs to reduce vibration and noise. Confirm fit.

The Compressor Overload Protector is an OEM replacement part for LG refrigerators. It plays an important safety role in protecting the compressor from damage due to excessive heat. Located near the compressor unit, the overload protector functions to shut off power to the compressor if temperatures become too high during operation.

Causes can include normal wear over time rendering it less responsive to temperature changes. Mineral or refrigerant deposits may also impede its ability to detect overheating conditions accurately.

Symptoms of a faulty overload protector include:

• Refrigerator fails to properly cool or the compressor does not run
• Circuit board or electrical component failure or burnout
• Lack of cold air production and higher than normal freezer/fridge temperatures

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

Fix refrigerator not cooling properly or running constantly with a new drier assembly. Removes moisture from refrigerant. Requires EPA-certified technician.

The Fan Assembly is an OEM part for LG refrigerators. It is responsible for circulating air within the refrigerator and freezer compartments, ensuring consistent cooling and optimal temperature distribution. The fan assembly helps maintain the freshness of your food by evenly distributing cold air.

Common causes of a bad fan assembly include electrical issues, worn-out bearings, or obstructions that prevent the fan from spinning properly.

Symptoms of a bad fan assembly include:

• Unusual noises coming from the refrigerator
• Inconsistent temperatures within the fridge or freezer
• Frost buildup in the freezer
• Refrigerator running continuously or not cooling effectively

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

The Refrigerator Light Lens is an OEM part for LG refrigerators. It serves as a protective cover for the interior lighting system, shielding the light bulbs or LEDs from dust, moisture, and accidental impacts. The lens measures about 14 inches wide by 5-1/2 inches deep.

Symptoms of a faulty light lens:

• Dim or flickering interior lights
• Light leaks or scattered light distribution
• Cracked, broken, or missing light lens
• Water or moisture buildup inside the light housing

Causes of a bad light lens can include physical damage from impact, exposure to extreme temperatures or moisture, or general wear and tear over time.

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

This is a temperature sensor that monitors the internal temperature of the refrigerator compartment and sends readings to the main control board. The control board uses this data to regulate the compressor and cooling cycles. Replace this sensor if the refrigerator is too warm, too cold, runs continuously, or displays incorrect temperature readings.

Plastic drain tube that channels defrost water from evaporator coils to drain pan. Replace if cracked, melted, broken, or causing water leaks in freezer.

Fix ice buildup on evaporator coils or freezer not defrosting properly. This defrost thermostat monitors temperature to prevent frost. 2-hour repair.

This replacement lamp socket holds and powers the appliance light bulb, restoring clear, reliable illumination when the light is switched on. Replace a heat-damaged, cracked, or loose socket to stop flickering or a light that won't come on.

• Holds the bulb securely and supplies electrical power
• Restores consistent interior lighting for visibility
• Replaces sockets with heat damage, cracks, or worn contacts
• Symptoms: light stays off with a good bulb, flickers intermittently, or the bulb feels loose

• Disconnect power before servicing and allow the area to cool
• Remove the lens/cover and bulb; release the socket (tabs or screws) to remove
• Transfer wires one at a time to the new socket; ensure tight, correct connections
• Use only the bulb type and wattage specified for your model; test before reassembly

This is a rubber or elastomer damper that supports and isolates the evaporator fan motor inside the refrigerator. It absorbs vibration from the motor to reduce noise during normal operation. Replace this part if you hear excessive buzzing, rattling, or vibration coming from the freezer section, which often indicates the damper has hardened or deteriorated.

Refrigerator clicking but not cooling? The compressor start relay kickstarts your compressor. Simple 30-minute DIY fix that gets your fridge cold again.

The Fan Motor is an OEM part for LG refrigerators. It is essential for circulating air throughout the refrigerator and freezer compartments, ensuring that the temperature is evenly distributed and maintained at the set levels. This motor powers the fan that helps to cool the evaporator coils and dissipate heat, which is vital for the appliance's cooling efficiency.

Symptoms of a failing Fan Motor include:

• The refrigerator not cooling adequately
• Unusual noises coming from the refrigerator, such as humming or buzzing
• Ice buildup in the freezer compartment due to poor air circulation
• The refrigerator cycling on and off more frequently

Causes of a bad fan motor can include wear and tear over time, obstructions in the fan blades, or electrical issues such as faulty wiring or a malfunctioning capacitor.

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

Interior light won't turn on when door opens? This refrigerator door switch signals when the door opens or closes. DIY-friendly repair, takes about 5 minutes.