Lw18jyrlw-1 Parts

The Main PCB Assembly is an OEM part for LG air conditioners. This PCB assembly manages all the functions and operations of the air conditioner. It processes inputs from the control panel and sensors, regulating the temperature, fan speed, and cooling cycles to ensure efficient and optimal performance.

Causes of a bad Main PCB Assembly can include electrical surges, moisture damage, or wear and tear over time. 

Symptoms of a bad Main PCB Assembly include:

• The air conditioner not turning on or off
• Unresponsive or malfunctioning control panel
• Error codes displayed on the control panel
• Irregular or unpredictable cooling performance
• The unit not responding to temperature settings or remote control commands

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

The Display PCB Assembly is an OEM part for LG microwaves. Located behind the control panel, it houses the critical electronic components that power the display screen and control functions. The PCB assembly is designed to interface the control inputs and outputs with the microwave's operational systems.   

Causes of a failing PCB can include moisture damage, component failure due to power surges, or cracks/breaks from accidental impact over time.

Symptoms of a bad Display PCB Assembly include:

• Black or non-responsive touchscreen  
• Inability to power on or select cooking presets
• Erratic control behaviors such as random button presses
• Recurring electronic or operational error codes

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

This multi-wire harness connects the control and several components inside your appliance, carrying power and signals through factory-molded connectors. Replace a damaged harness to restore reliable electrical connections and eliminate intermittent or dead component behavior. What it does:

• Distributes power and control signals between the appliance's control and multiple components via keyed connectors
• Restores secure connections when original wires or plugs are burned, loose, or damaged
• Maintains proper routing and strain relief to help prevent chafing, shorts, and intermittent faults
• Symptoms include intermittent operation, a component not running, failure to start, error codes, or visible heat damage/burnt odor from the wiring

• 1 multi-wire harness assembly

• Disconnect power to the appliance before servicing; turn off water or gas if applicable
• Photograph routing and connector locations before removal; transfer any clips/ties/retainers from the old harness
• Seat connectors fully; do not pull on wires—work by the connector bodies and match keyed plugs carefully
• Route away from sharp edges, moving parts, and hot surfaces; secure with all original clips and tie-downs

This multi harness is a factory-style wiring harness that connects multiple electrical components to deliver power and control signals, restoring reliable electrical communication for the appliance. What it does:

• Routes power and signal connections between control boards, sensors, switches and motors
• Replaces damaged or broken wiring that can cause intermittent or no power to components
• Common symptoms: appliance won't start, controls unresponsive, intermittent operation, or error codes related to communication
• Restores proper electrical connections when original harness shows wear, frayed wires, or connector damage

• Disconnect power to the appliance before starting any work
• Handle connectors gently; match connector shapes and colors for correct installation
• Route harness along original wire channels and secure with clips or ties—avoid sharp edges and heat sources

This installation kit includes the manufacturer-specified hardware used to secure and align an appliance during setup. Use it to replace missing or damaged install hardware and restore a safe, stable, factory-correct fit in the opening. What it does:

• Provides required mounting hardware for proper installation
• Helps prevent shifting, rocking, or tipping when the appliance is used
• Aids in correct alignment and spacing within the cabinet/opening
• Replaces lost or damaged original install parts

• One installation kit

• Disconnect power (and gas/water, if applicable) before starting
• Follow your model's installation instructions for bracket locations and fasteners
• Use appropriate anchors for wall/floor material as specified by the manufacturer
• After installation, verify the unit is level and securely anchored

This remote controller assembly replaces a malfunctioning TV remote control PCB and housing to restore infrared/IR command transmission and on-unit button control. Ideal when the remote stops responding or buttons become unresponsive. What it does:

• Replaces the internal PCB and button assembly that sends IR signals to the TV.
• Restores remote control functions like power, volume, channel, and input selection.
• Helps resolve symptoms such as no response from the remote, intermittent commands, or stuck/non-working buttons.
• Works with the existing remote cover and batteries if those components are reused.

• Disconnect power to the TV and remove batteries from the remote before replacing the assembly.
• Use appropriate small screwdrivers and keep track of screws and clips; handle the PCB by its edges to avoid damage.
• Reassemble carefully, insert fresh batteries, and test all functions after installation.

This isolator routes microwave energy between the magnetron and waveguide to help protect components and maintain consistent heating performance. Replacing a failed isolator can restore reliable cooking and help prevent further high-voltage damage. What it does:

• Directs RF energy from the magnetron into the waveguide/cavity
• Helps protect the magnetron by reducing reflected energy
• Aids in preventing arcing or burn damage in the waveguide area
• Common symptoms of failure: no heat or uneven heating, loud humming/buzzing, visible arcing/burn marks near the waveguide

• 1 isolator

• Disconnect power and discharge the high-voltage capacitor before servicing; risk of electric shock
• Handle waveguide components carefully; avoid contaminating RF surfaces and note exact orientation
• Take photos of the original setup to match positioning and fastener locations

Restore full remote control function with this replacement remote controller assembly. Replaces a damaged or unresponsive remote PCB and button cluster so the unit responds reliably to power, volume, input and menu commands. What it does:

• Replaces the internal circuit board and button interface that transmit IR/remote signals.
• Fixes symptoms like unresponsive or intermittent buttons, no power or no signal from the remote.
• Restores control of common functions such as power, volume, input selection and menu navigation.
• Useful when buttons are stuck, the remote was dropped, or the internal electronics are damaged.

• Remove batteries and disconnect power from the appliance before replacing the assembly.
• Handle the PCB by its edges to avoid damage from static or oils; keep small screws and clips organized.
• Reassemble the remote housing carefully to avoid pinching ribbons or misaligning buttons.

This remote controller assembly replaces a damaged or lost TV remote so you can restore basic control functions like power, volume, input and navigation. It's a direct-fit replacement designed to work with the original remote circuitry. What it does:

• Sends infrared/remote signals to control TV power, volume, channel/input selection and menu navigation
• Replaces remotes with cracked buttons, missing keys, or worn-out housings
• Fixes symptoms like unresponsive buttons, intermittent control, or no remote response from the TV
• Works as a drop-in replacement for the original remote circuitry and button layout

• Insert fresh batteries (check polarity) before testing
• Some models may require a short pairing or initial setup—follow the TV's remote pairing steps if needed
• Handle the assembly carefully to avoid static damage; do not force connectors
• Dispose of old batteries and electronic parts properly per local regulations

This NTC thermistor assembly senses temperature and sends readings to the control board so the appliance maintains the correct cooling cycle. It replaces a failed or intermittent temperature sensor to restore proper temperature regulation. What it does:

• Measures compartment temperature and relays the signal to the control board
• Helps the appliance decide when to run compressor and fans for stable cooling
• Commonly replaces units that cause incorrect temperature readouts, excessive frost, or compressor cycling
• Works as the OEM temperature-sensing element in the appliance's refrigeration system

• Disconnect power before accessing internal components to avoid shock
• Handle sensor and wiring gently; avoid bending or crimping the thermistor tip
• Verify connector seating and routing to prevent pinched wires or interference with moving parts

This power cord assembly supplies mains power to your appliance and replaces a worn, damaged, or broken cord to restore reliable electrical connection. Designed to match the original cord form and plugged connection for a direct replacement. What it does

• Delivers AC power from the wall outlet to the appliance's inlet.
• Replaces frayed, cut, or heat-damaged cord that can cause intermittent power or no power.
• Restores a secure plug connection when the plug or wiring is loose or exposed.
• Helps prevent arcing and unsafe connections when the original cord is compromised.

• One power cord assembly.

• Always unplug the appliance or shut off power at the breaker before installing.
• Installation is typically a direct swap; route the cord and secure strain relief as original.
• Verify the cord's connector seats fully and that wiring matches the appliance inlet polarity.

This display control board (PCB assembly) drives the user interface, powering the screen/indicators and reading button inputs. Replacing a failed board restores a visible, responsive display and dependable control of settings.

• Powers and manages the front-panel display and indicator lights
• Reads button/touch-key inputs from the user interface
• Communicates selections to the main control for execution
• Common symptoms of failure: blank or dim display, flickering segments, unresponsive or intermittent controls, settings not updating

• Disconnect power before servicing; allow any capacitors to discharge
• Use ESD protection and handle the board by its edges; avoid flexing the PCB
• Note/photograph wiring and connector orientation; transfer any reusable brackets or light guides as needed
• Seat all connectors fully and verify operation before final reassembly

The Main PCB Assembly is an OEM component specifically designed for LG central air conditioning units. Within the control housing, integrated circuits coordinate functions between the condensing unit, evaporator coil, and thermostat. Calibrated programs maintain ideal indoor comfort.

Symptoms of a bad main PCB include:

• Unit fails to power on or cool/heat properly
• Blower motor runs continuously without changing modes  
• Diagnostic codes or error messages displayed
• Abnormally loud operation or vibrations 

Causes can include moisture intrusion, loose connections, or expected deterioration in electrical components over time. Without a functioning control board, the AC cannot regulate the indoor climate as designed.

This LG OEM replacement restores efficient and reliable cooling all season long. Compatible also with Thermo Pride or Rheem branded units. Proper installation extends equipment lifespan by ensuring precision performance from the main control center.

This axial fan assembly moves air through the appliance to help maintain proper cooling and airflow. Replaces a worn or failed fan to restore ventilation and reduce excessive heat or frost buildup. What it does:

• Circulates air across coils or components to support normal cooling performance
• Helps prevent overheating of condenser or compressor areas
• Stops or slows if blades are obstructed, bearings fail, or motor windings wear
• Causes increased noise or vibration when worn

• Disconnect power to the appliance before starting any repair
• Handle fan blades carefully to avoid damage and sharp edges
• Verify fan spins freely by hand before full reassembly
• Use correct mounting hardware and wiring connections; service guide if needed