Ldf8874 Parts

This dishwasher sensor assembly contains the thermistor that monitors wash-water temperature and sends readings to the control. Replacing a faulty sensor restores accurate heating and cycle timing for consistent cleaning and to prevent temperature-related interruptions. What it does:

• Measures wash-water temperature via an NTC thermistor
• Sends a resistance signal to the control to manage heater operation and cycle timing
• Helps maintain target temperatures for proper cleaning performance
• Common failure symptoms include no heat or overheating, long/short cycles, temperature-related errors, or poor cleaning/drying

• Disconnect power at the breaker and shut off water before servicing
• Access the sump area from the bottom; you may need to pull the dishwasher forward for clearance
• Expect some residual water—protect the area with towels
• Seat the sensor fully in the sump opening, reconnect the harness, and run a test cycle to check for leaks and proper heating

This component is a sump and motor assembly that is designed to be used on a dishwasher. This part moves the water from the sump collection area up into the spray arms.When the sump and motor assembly is faulty, the dishwasher may leak from the bottom. It is also possible that the dishwasher could run noisily. This high-quality OEM replacement part will fix these problems. If unsure if this part will fix the problems, consult a professional. Disconnect the appliance from the electrical outlet before performing care, maintenance, or replacing any parts on it. Some people performing this replacement may wish to wear work gloves to protect their hands during this process. The replacement process is very easy and takes about 15 to 30 minutes to complete from start to finish.This sump and motor assembly is compatible with dishwashers that are manufactured by LG. It is sold individually and sourced from the manufacturer.

The Micro Switch is an OEM part for LG dishwashers. It plays a crucial role in detecting when the door is securely closed prior to starting a cycle. This important safety feature prevents accidental exposure to hot water, detergent, and chemicals. 

Causes of a bad micro switch include degradation from years of repeated use, debris interfering with mechanisms, or damage from attempts to force or slam the dishwasher door closed.

Symptoms of a bad micro switch include:

• Cycles failing to start despite a closed door
• Hot water or steam visible escaping when running 
• The dishwasher not detecting the closed door position
• Error codes displayed related to door position sensors

This OEM LG part is also compatible with Sears/Kenmore. Replacing only when truly faulty helps ensure safe and reliable dishwasher function.
 

Replacement inlet valve assembly that controls water entering the washer so cycles fill properly and the appliance runs as expected. Installs at the water inlet to restore proper filling and stop leaks caused by a faulty valve. What it does:

• Opens and closes the water path into the washer to allow correct fill levels during wash cycles.
• Stops or reduces water flow when the valve is closed to prevent overfilling.
• Common symptom fixes: washer won't fill, intermittent filling, continuous filling, or water leaking at the inlet connection.
• Works with the appliance's inlet hose connections and electrical solenoid controls.

• Disconnect power and turn off the home's water supply before starting any repair.
• Remove the access panel, disconnect inlet hoses and electrical connectors, then replace the valve with the correct orientation and seals.
• After installation, restore water and power, run a short fill cycle, and check all connections for leaks.

This inlet hose supplies household water to the appliance's fill system. Replace a worn, kinked, or cracked hose to restore normal water flow and help prevent leaks that can lead to poor performance or damage. What it does:

• Connects the home water supply to the unit's inlet/fill connection
• Provides a sealed pathway for water during operation
• Helps maintain consistent water flow to the appliance
• Common symptoms: leaks at fittings, slow or no fill, visible kinks, bulges, or cracks

• Includes: One inlet hose

• Disconnect power and shut off the water supply before servicing
• Place a towel or pan to catch residual water; relieve any line pressure
• Hand-thread fittings to avoid cross-threading, then tighten snugly—do not overtighten
• Restore water, check all connections for leaks, and test operation

This safety interlock switch assembly controls the microwave's door-sensing circuit, allowing the oven to run only when the door is fully latched. Replacing a worn assembly restores safe, consistent start/stop behavior. What it does:

• Detects door open/closed status and completes the safety interlock circuit
• Prevents operation with the door open; allows cooking only when latches engage
• Helps address: won't start unless pressing on the door, shuts off when the door is jostled, "Door"/"Open/Close" error
• Also corrects interior light or fan staying on/off incorrectly due to a failed interlock switch

• One safety switch assembly

• Disconnect power; microwaves contain a high-voltage capacitor that can retain a dangerous charge even unplugged
• Remove the outer cabinet to access the door-latch/interlock area
• Note switch orientation and wire locations; transfer connectors one at a time and secure the assembly
• After reassembly, confirm smooth door closure and test for proper start/stop operation

Color: blue. It measures about 3 inches wide by 1 inch high.

This blower cover mounts over the dishwasher's drying fan/vent opening to shield the blower and direct air into the tub. Replacing a damaged or missing cover helps maintain proper airflow and supports consistent drying performance.

• Protects the blower assembly from splashes and debris
• Channels air into the tub during the dry cycle
• Helps maintain the vent seal to limit moisture escape
• Common signs it's needed: poor drying results, rattling near the vent, visible cracks/warping, or moisture around the vent area

• Disconnect power and turn off water supply before servicing
• Access from inside the tub; remove racks if needed
• Note screw locations and any seal orientation; seat the cover evenly and tighten screws snugly without overtightening
• Run a short cycle to check airflow and inspect for leaks

This is the lower cover assembly for your dishwasher. It closes off the bottom of the cabinet to protect internal components and restore a clean, finished appearance. Replace if the panel is cracked, missing, or won't stay secured. What it does:

• Shields the lower chassis from dust, moisture, and impacts
• Helps contain operating noise at the base of the dishwasher
• Restores the front's finished look
• Common symptoms: broken tabs, warped or rattling panel, visible damage, missing cover

• 1 lower cover assembly

• Disconnect power and turn off the water supply before servicing
• Remove the existing lower cover's mounting screws/clips and take off the panel
• Position the new cover; align mounting holes and secure with existing hardware
• Confirm door clearance and recheck level before restoring power

This refrigerator damper assembly opens and closes the air passage between the freezer and fresh food sections. Replacing a sticking or broken damper restores proper airflow and more stable temperatures, helping resolve warm spots or food freezing in the refrigerator.

• Regulates cold-air flow from the freezer into the refrigerator to maintain set temperatures
• Operates a flap within the air duct under control of the appliance's control system
• Helps reduce temperature fluctuations and improve overall cooling performance

• Disconnect power before servicing
• Access from inside the fresh food compartment; remove shelves and the damper/duct cover
• Remove mounting screws and disconnect the wire harness; transfer any foam seals or clips from the old unit if needed
• Seat the gasket evenly to prevent air leaks and route wiring away from the moving flap

The Pump Motor Assembly is an OEM component specifically designed for LG dishwashers. It houses both the wash and drain pump motors integrated within a singular assembly. 

These motors work together to efficiently circulate water through spray arms during wash cycles for optimized cleaning performance. They also help drain dirty water at the end of each cycle, ensuring dishes are thoroughly rinsed.  

Symptoms of a bad pump motor assembly include:

• Inadequate or incomplete wash and rinse performances
• Water failing to drain fully after cycles
• Leaks occurring due to ineffective pumps   
• Abnormal sounds from the motor during the operation

Causes can include normal wear over time, failures in motor electronic components, or damage from foreign debris. 

Replacing the pump motor assembly with this genuine OEM LG part restores optimized wash and rinse functions. It is also compatible with Sears/Kenmore dishwashers.

This gasket creates a watertight seal at its designated connection point in the dishwasher, helping keep wash water contained throughout the cycle. Replacing a worn seal helps stop nuisance leaks and protects nearby cabinetry and floors. What it does:

• Forms a tight, leak-resistant seal between mating dishwasher components
• Helps keep wash water inside the tub to maintain proper cleaning performance
• Wear, flattening, or tears can allow drips or pooling during/after cycles
• Common clues: visible damage, moisture at the mounting area, or water on the floor near the unit

• 1 gasket

• Disconnect power and turn off the water supply before servicing
• Access the gasket location per your model's service information; note the old seal's orientation
• Clean the channel/mating surfaces; seat the new gasket evenly without stretching or twisting
• Reassemble and run a short test cycle to check for leaks

This dishwasher sensor assembly is the turbidity (soil) sensor that monitors wash-water clarity and reports to the control. Replacing a failing sensor restores proper cycle timing and consistent cleaning performance.

• Measures the cloudiness/soil level of the wash water during cycles
• Sends feedback to the control to optimize wash, rinse, and cycle length
• Helps maintain cleaning performance and efficiency
• Failure symptoms include unusually long or short cycles, poor cleaning, or cycles that won't complete

• Disconnect power and shut off water before servicing
• Access the sensor at the sump; release the lock and twist to remove (some residual water may drain)
• Inspect/transfer the seal; seat the new sensor fully and lock in place to prevent leaks
• Reconnect wiring, restore power/water, and run a test cycle to check for leaks and proper operation

This is the appliance's central electronic control module. The main PCB manages power and coordinates all functions. Replacing a failed board can restore normal operation when the unit is unresponsive, erratic, or showing control errors.

• Distributes power and controls the timing/sequence of components
• Interprets sensor feedback and user inputs to run programmed cycles
• Drives motors, valves, heaters, and fans as designed
• Common symptoms of a failed board: won't power on or start, unresponsive controls, cycles not advancing, intermittent shutdowns, or error codes

• Disconnect power at the breaker or unplug the appliance before service
• Use ESD protection and handle the board by the edges to prevent static damage
• Photograph wiring; move connectors one at a time to the same positions and secure the board properly
• Restore power and follow your model's service instructions for any initialization or diagnostics

This is a common fastening nut used to secure panels, trim, or components on compatible LG appliances. It provides a simple, reliable way to hold mating parts in place and restore proper fit and function. What it does

• Secures panels, brackets, or hardware to prevent movement or vibration
• Stops rattling or loose parts caused by a missing or worn nut
• Restores proper alignment when replacing damaged or stripped fasteners
• Works where a standard threaded nut is required for reassembly

• One common nut as pictured

• Disconnect power and water before servicing the appliance
• Use the properly sized wrench or socket to avoid rounding the nut
• Do not overtighten; tighten until snug and secure per OEM torque guidance
• Replace like-for-like—thread size and type match the original

This parts assembly is a pre-packaged set of components used to replace a worn or damaged group of parts in one area of the appliance. Installing the matched assembly helps restore proper fit and reliable operation.

• Replaces multiple small components as a single matched set
• Restores alignment and function in the related mechanism
• Can help with looseness, rattling, poor fit, or intermittent operation
• Built to match original form and connection points for correct fit

• Disconnect power and shut off water or gas before servicing
• Use your model's exploded view/service manual to locate and orient
• Keep track of screws, spacers, and clips; transfer any reusable hardware
• Verify smooth operation before restoring power and normal use