Parts for Lg MHEC1737F/00: Controller Parts

A Tap-Tite binding-head screw used to fasten appliance panels and components where a self-tapping metal thread is required. Replaces missing or damaged fasteners to restore secure assembly and reduce vibration or rattling. What it does:

• Creates its own mating thread in thin sheet metal for a secure hold without a nut.
• Holds panels, brackets, and trim in place to prevent looseness or movement.
• Commonly used where stripped, missing, or broken screws cause rattling, misalignment, or parts that won't stay attached.
• Compatible with standard screwdrivers or nut drivers sized to the binding-head.

• Disconnect power and unplug the appliance before working on it.
• Use the correct driver bit to avoid cam-out or head damage.
• Start straight and apply steady pressure; avoid overtightening to prevent stripping the formed threads.
• If the original hole is badly damaged, assess for repair or use of a larger fastener as needed.

This is a replacement screw used to secure appliance components and panels. It restores proper fastening where a stripped, missing, or damaged screw causes loose parts or rattling. What it does:

• Fastens panels, trim, or internal components to maintain structural fit
• Helps stop vibration-related noise from loose assemblies
• Replaces missing or corroded screws that prevent proper closures
• Restores secure mounting after repairs or disassembly

• Use the correct screwdriver or bit to avoid stripping the head
• Tighten until snug—do not over-torque to prevent thread damage
• Keep small parts away from children and pets
• Disconnect power or water before accessing internal parts

A flat washer used with the appliance's fastening hardware to distribute load and reduce wear. Helps maintain secure connections and prevents damage to mating surfaces for reliable operation. What it does:

• Provides an even bearing surface for bolts or screws to prevent pull-through
• Reduces friction and wear between fasteners and housing parts
• Helps keep fasteners tight and resists loosening from vibration
• Commonly used where a smooth, protective spacer is needed

• Verify correct location and orientation before reassembly
• Use manufacturer-recommended fasteners and torque specifications
• Power off and unplug the appliance before accessing internal components

This replacement screw secures specified panels or components inside your appliance. Refreshing worn or missing hardware helps restore a tight fit, reduce rattling, and keep assemblies properly aligned for reliable performance.

• Provides secure fastening for brackets, panels, or internal assemblies
• Replaces stripped, rusted, or lost hardware
• Helps reduce vibration and rattling noises
• Symptoms include loose panels, shifting components, or a screw that won't tighten

• Disconnect power and allow any hot surfaces to cool before servicing
• Wear cut-resistant gloves and eye protection
• Match length and thread to the original; replace like-for-like
• Start threads by hand to avoid cross-threading; do not overtighten

This hardware washer helps distribute fastener load and maintain proper spacing in your LG appliance. Replacing a missing or worn washer restores secure mounting and alignment, reducing vibration and rattling from loose assemblies.

• Distributes the load of a screw or bolt and protects mating surfaces to maintain alignment
• Helps keep components secure and at the correct spacing
• A damaged or missing washer can lead to loosening, vibration, or rattling during operation
• Ensures correct hardware stack-up during reassembly after service

• Disconnect power and shut off water or gas before servicing
• Note the order and orientation of any washers/spacers; take a reference photo
• Use the correct driver or wrench and tighten snugly—do not overtighten
• Replace companion hardware if corroded, stripped, or damaged

This door frame assembly replaces a damaged or cracked outer door frame to restore the washer/dryer door's appearance and structural support. It helps secure the door glass and maintain proper door alignment for safe operation. What it does:

• Replaces a broken, cracked, or warped outer door frame to restore form and function
• Supports and secures the door glass/window to prevent rattling or movement
• Helps maintain correct door alignment so the latch and seal engage properly
• Can reduce drafts, leaks, and vibration caused by a damaged frame

• Disconnect power (and water if applicable) before starting any repair
• Handle glass and frame edges carefully; wear gloves and eye protection
• Retain original screws and mounting hardware unless replacement parts are supplied
• Check door seal/gasket and latch engagement when reinstalling to ensure a proper fit

The Door Latch Spring is a genuine OEM part for LG microwaves. As a key component of the microwave, the door latch spring is responsible for providing the tension needed to securely close and latch the microwave door. It works behind the scenes to ensure a tight seal when the door is shut.

Symptoms of a bad door latch spring include:

• The microwave door not closing or latching properly 
• Gaps appearing around the door seal when shut
• Difficulty opening and closing the door

Causes of a bad door latch spring can include wear and tear over time. Exposure to excessive door slamming can also place undue stress on the spring.

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

The PCB Assembly is an OEM part for LG refrigerators. It stands for Printed Circuit Board, which is the main control board that manages and regulates various functions and components within the refrigerator.

Symptoms of a bad PCB Assembly include:

• The refrigerator not powering on or displaying any lights/indicators
• Specific components or features not functioning correctly (ice maker, dispenser, cooling, etc.)
• Error codes or warning lights illuminated on the control panel
• Strange noises or abnormal behavior from the refrigerator

Causes of a bad PCB Assembly can be related to electrical faults, such as short circuits, power surges, or component failures. Physical damage from impact, moisture exposure, or overheating can also contribute to the malfunction of the PCB.

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

This is the glass turntable tray for a microwave. It supports your dishes and rotates with the drive system to help food heat evenly. Replace a cracked, missing, or slipping tray to restore steady, reliable turntable rotation.

• Provides a flat, stable surface for cookware during cooking and reheating
• Sits on the roller guide and engages the center drive coupler to rotate food
• Promotes more even heating by turning food through the microwave energy field
• Typical failure signs: cracked/chipped glass, wobbling, slipping, or the tray not turning correctly

• Disconnect power before servicing and handle glass carefully
• Remove the old tray; wipe debris from the roller ring and cavity floor
• Align the tray's center hub with the drive coupler and set it on the roller ring; ensure it sits flat and spins freely
• Test rotation with a microwave-safe cup of water

This turntable assembly restores smooth rotation inside your microwave so food heats more evenly. Replace a cracked tray or worn support to eliminate wobble and scraping noises while maintaining a stable, level surface for dishes.

• Supports and rotates cookware with the drive coupler during cooking
• Promotes even heating by keeping food moving through the microwave energy
• Stabilizes the tray to reduce spills, wobble, and noise
• Replaces broken, chipped, or missing glass tray and support ring

• Disconnect power and allow the microwave to cool before servicing; handle glass carefully
• Remove old tray and ring; clean the cavity floor and turntable track
• Position the roller ring on the track; align the tray with the center coupler until it seats flat
• Test with a cup of water to ensure smooth, quiet rotation

This outer door window glass replaces a cracked or cloudy viewing panel so you can safely monitor cooking without opening the door. Tempered glass matches OEM fit and restores a clear view through the appliance door. What it does:

• Provides a clear, protective viewing panel for the appliance door
• Restores safe visibility when original glass is cracked, chipped, or fogged
• Helps contain heat and splatter behind the door during operation
• Matches OEM shape for correct fit and secure mounting

• Handle with care; tempered glass can shatter if dropped or struck
• Disconnect power to the appliance before removing the door or any fasteners
• Follow OEM diagram for door disassembly and reassembly to avoid damage

This drive shaft transfers motor torque to the appliance drum or tub, restoring proper rotation and reducing wobble. A direct-fit replacement designed to return smooth, quiet operation when the original shaft is worn or damaged. What it does

• Connects the motor/transmission to the drum or tub so the drum can spin.
• Restores correct alignment and rotation to reduce wobbling or scraping.
• Helps stop symptoms like noisy operation, grinding, or a drum that won't turn.
• Works as the mechanical link in drive assemblies where a worn shaft prevents normal function.

• Disconnect power and water supply, and drain the appliance before beginning service.
• Access may require removing the cabinet, front panel, or tub—follow the service manual for your model.
• Use appropriate tools and follow OEM instructions for safe removal and reassembly.

This vent grille is the exterior trim that covers an appliance air outlet, restoring appearance and directing airflow while protecting internal components from debris. It replaces cracked, faded, or missing vent trim for a clean, finished look. What it does:

• Covers and protects the appliance air outlet while allowing airflow
• Helps direct exhaust airflow away from the cabinet opening
• Replaces damaged, cracked, or discolored trim that affects appearance
• Reduces entry of large debris and keeps internal components accessible for service

• One vent grille

• Install with the appliance powered off and unplugged for safety
• Usually fastens with screws or clips—retain original fasteners when possible
• Align tabs/slots and press or secure with screws until flush; avoid overtightening

The Grease Filter is an OEM replacement part for LGmicrowaves. It plays a vital role in capturing grease, smoke, and odors generated during cooking, ensuring cleaner air in the kitchen. Regular cleaning or replacement of the microwave grease filter is essential for maintaining optimal airflow, filtration performance, and preventing potential fire hazards.

Causes of a bad grease filter include excessive use without proper cleaning, exposure to high temperatures or grease splatters, or simply reaching the end of its lifespan due to regular wear and tear.

Symptoms of a clogged or defective microwave grease filter:

• Reduced airflow or suction from the microwave ventilation system
• Unpleasant cooking odors lingering in the kitchen
• Visible buildup of grease or grime on the filter or surrounding areas
• Clogged or obstructed air vents or ductwork

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

A replacement glass shelf that provides a sturdy, easy-to-clean surface for storing food inside your refrigerator. Restores lost or damaged shelving to help keep items organized and stable. What it does:

• Replaces a cracked, chipped or missing interior glass shelf so food no longer sits unevenly or risks falling.
• Provides a solid, flat surface for bins, containers and loose items.
• Helps maintain proper airflow by fitting into the intended shelf supports.
• Matches original OEM fit and finish for a flush, secure installation.

• Remove all items from the surrounding area and support adjacent shelves before installing.
• Slide into existing shelf tracks until it rests securely on the supports; do not force.
• Handle with care to avoid chipping; wear gloves to reduce cut risk.
• If glass is broken, remove debris carefully and unplug the appliance before cleaning the area.

This rear cover assembly protects internal components at the back of the appliance and restores the cabinet's finished interior look. It keeps wiring and parts enclosed for safer, quieter operation after repairs. What it does:

• Covers and shields the appliance's rear interior components from dust and accidental contact
• Helps reduce vibration noise and drafts that can come from exposed components
• Provides a mounting/snap-in surface for wiring harnesses and clips
• Restores the cabinet appearance and helps maintain proper airflow paths

• Disconnect power (unplug or switch off breaker) before beginning work
• Remove shelves/panels as needed for access; retain all fasteners for reassembly
• Align clips/tabs carefully to avoid breaking plastic; use gentle pressure to snap into place

This holder secures the door lock assembly to the washer, keeping the latch and lock mechanism aligned for reliable door closure and operation. Replaces a worn or broken lock mounting bracket to restore proper door engagement. What it does:

• Mounts and supports the washer door lock assembly to keep the latch aligned
• Holds the lock in place so the door can fully close and lock during cycles
• Common symptoms: door won't latch, door comes loose, washer won't start, or door/lock error codes
• Prevents excessive movement that can damage the lock or striker

• Unplug the appliance and turn off water supply before beginning work
• Basic hand tools (screwdriver, nut driver) are typically required; keep fasteners for reassembly
• Handle edges and the door/lock assembly carefully to avoid damage

This holder assembly secures the locker/latch mechanism in place so the door or access panel aligns and closes properly. Replacing a cracked or missing holder restores secure engagement and smooth, reliable operation. What it does:

• Supports and positions the locker/latch mechanism
• Maintains alignment for consistent latching and closing
• Common symptoms of a failed holder: loose latch feel, misalignment, door/panel not staying closed, or visible cracks/broken mounts
• Direct-fit replacement to restore proper support

• 1 holder assembly

• Disconnect power to the appliance before servicing.
• Access the locker area and retain any screws/clips; transfer any reusable hardware from the original holder as needed.
• Align the new holder with existing mounting points and tighten screws evenly—do not overtighten.
• Test latch engagement and door/panel operation before final reassembly.

The Microwave Door Switch is an OEM replacement part for LG countertop microwaves. It monitors the door position electrically to prevent unsafe oven operation if ajar. 

Symptoms of a bad door switch include:

• Inability to start or pause a cooking cycle unless securely latched  
• Error messages about the door being open
• Inconsistent detection of open/closed door positions
• Unreliable contact functioning after extended use

Causes involve normal wear of electrical contacts and internals through many open/close uses. Exposure to moisture intrusion from spills may potentially damage sensitive switch circuitry over time as well.

This genuine LG replacement switch is also compatible with Sears/Kenmore microwaves.

The Interlock Door Switch is an OEM part for LG microwaves. It is a safety component located on the door of the microwave designed to prevent the microwave from operating unless the door is securely closed. The interlock door switch works with the microwave's electronic control board to sense when the door is open or closed and allow or disallow operation accordingly.

Causes of a bad interlock door switch can include normal wear and tear from repeated opening and closing of the microwave door over time.

Symptoms of a bad interlock door switch include:

• The microwave runs or heats with the door open
• Error codes or diagnostic messages related to door sensors on the control board
• The microwave fails to operate even when the door is securely closed

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

A high-voltage capacitor for the appliance's high-voltage circuit that stores and releases electrical energy to support proper heating operation. Replacing a failing capacitor can restore consistent heating and prevent related electrical faults. What it does:

• Stores and delivers high-voltage energy used by the magnetron/ high-voltage assembly to generate heat.
• Failure may cause no-heat or weak-heat conditions in the oven.
• Faulty capacitors can contribute to arcing, loud humming, or blown high-voltage fuses.
• Works as part of the HV circuit; not a user-serviceable low-voltage control.

• High-voltage components can hold a dangerous charge—disconnect power and discharge the capacitor before servicing.
• Use insulated tools and avoid touching terminals; verify proper operation with appropriate test equipment.

This humidity sensor assembly monitors moisture inside the microwave cavity during Sensor Cook and Reheat cycles, allowing the control to automatically adjust time and power. Replacing a failed sensor can restore accurate, reliable sensor-based cooking performance. What it does:

• Detects steam/humidity in the cavity for auto-sensing cook and reheat programs
• Sends feedback to the control board to adjust power levels and cook time
• Failure symptoms include sensor cook not starting, stopping early, "sensor" error messages, or inconsistent results on auto settings

• One humidity sensor assembly

• Unplug the appliance before service; microwaves contain a high-voltage capacitor that can retain a dangerous charge
• Handle the sensor face carefully and keep it clean; route and secure the wire harness as originally

This single harness connects electrical components to restore reliable power and signal routing in compatible appliances. It replaces a damaged or worn wiring harness to help resolve power loss or erratic component operation. What it does

• Carries power and control signals between appliance modules and components.
• Replaces frayed, broken, or heat-damaged wiring that can cause intermittent operation.
• Helps restore proper electrical connection when connectors are loose or corroded.
• Reduces risk of shorts by replacing compromised wiring assemblies.

• Disconnect power before starting any repair to avoid electric shock.
• Verify harness routing and connector orientation against the service manual or wiring diagram.
• Inspect mating connectors and replace if damaged; secure harness away from heat or moving parts.

The Diode Assembly is an OEM replacement part for LG microwaves. As an electrical part, it plays a key role in regulating power distribution throughout the microwave. 

Symptoms of a bad diode assembly can include:

• Lights or displays failing to illuminate  
• Inability to power the microwave or select cooking functions
• Intermittent or unexpected shutting off during use
• Sparking, burning smells or tripped circuit breakers

Causes may arise from repetitively fluctuating power loads degrading individual diodes over time. Moisture intrusion into electrical pathways can also cause issues.

This genuine LG OEM assembly is also compatible with some Kenmore microwave models as well. 

Thermistor is a temperature-sensing replacement that monitors refrigerator and freezer temperatures so the control board can regulate cooling. Replacing a faulty thermistor restores accurate temperature readings and helps stabilize cooling performance. What it does:

• Senses interior/evaporator temperature and sends a signal to the control board for temperature regulation.
• Helps prevent erratic cooling, long run-times, or inconsistent compartment temperatures when operating correctly.
• Faulty thermistors can contribute to excessive frost, failed defrost cycles, or compressor cycling issues.
• Use when the existing sensor fails to report correct temperatures or the part number matches.

• Always disconnect power to the appliance before servicing to avoid shock or damage.
• The sensor is typically mounted on or near the evaporator or inside a cabinet wall; access may require removing panels or covers.
• Handle the sensor and wiring harness gently; avoid pulling on wires or bending the sensor element.

The Turntable Motor is an OEM replacement part for LG microwaves. Located under the microwave cavity, it rotates the special turntable platter during cooking operations.   

Symptoms of a faulty turntable motor include:

• Turntable failing to spin or rotating unevenly during cooking  
• Abnormal noises or vibrations coming from the bottom of the unit
• Uneven cooking results along microwave perimeter 

Causes related to normal wear of internal motor workings through extended use. Damage from power surges is also possible over time.

This LG replacement part is compatible with some Kenmore models as well.

Charcoal air filter that helps reduce common food and cooking odors in the refrigerator, restoring fresher interior air and improving overall smell in the fresh-food compartment. What it does:

• Adsorbs and helps reduce typical refrigerator odors from food and cooking.
• Helps prevent transfer of strong food smells between compartments.
• Restores a fresher-smelling interior after prolonged use or odor buildup.
• Fits into the factory filter housing to provide a simple, replaceable solution.

• Refer to your refrigerator owner's manual or parts diagram for the exact filter location and replacement steps.
• Replacement is usually straightforward and may be tool-free; avoid forcing the filter into the housing.
• Dispose of the used filter per local regulations; wash hands after handling a used filter.
• If odors persist after replacement, follow any additional cleaning or airing steps recommended in the owner's manual.

This cover assembly protects the microwave stirrer fan and helps direct microwave energy for more even cooking. It replaces a cracked, warped, or missing cover to restore proper airflow and shielding inside the cavity. What it does:

• Shields the stirrer fan and motor area from food debris and splatter
• Helps maintain even microwave distribution to reduce hot and cold spots
• Prevents contact with the rotating stirrer that can cause noise or damage
• Reduces the chance of arcing or sparks caused by damaged or missing covers

• One cover assembly (stirrer fan)

• Disconnect power before servicing the appliance to avoid shock hazard
• Remove the microwave outer cover/panel to access the stirrer area; keep track of fasteners
• Align the cover tabs and secure with the original screws; do not overtighten

This replacement chamber is the appliance's inner cavity that holds food and components, restoring the enclosure where heating or processing occurs. It provides the correct fit and containment needed for safe operation. What it does:

• Replaces a damaged or dented inner cavity to restore proper containment and appearance
• Helps maintain correct airflow and spacing for components inside the appliance
• Reduces heat/steam escape caused by cracks or deformation (common symptom: uneven cooking or visible damage)
• Prevents metal edges or sharp points that could snag components or insulation

• One chamber (inner cavity) as shown

• Installation may require removing exterior panels and internal components
• Power and/or gas must be disconnected before beginning any repair
• Handle carefully to avoid scratching or bending the new chamber; wear gloves to protect hands

This insulator pad cushions and thermally isolates components to reduce noise and protect nearby parts from heat or vibration. A simple replacement that helps maintain appliance performance and quiet operation. What it does:

• Cushions components to reduce vibration and rattling noises
• Provides thermal isolation to protect adjacent parts from heat
• Helps maintain correct spacing and alignment of panels or assemblies
• Restores worn or compressed insulation that can cause noise or contact

• One insulator pad

• Disconnect power before servicing to avoid shock or injury
• Access may require removing panels or covers
• Position the insulator exactly as shown in the parts diagram and secure any fasteners
• If adhesive backing is present, ensure mating surfaces are clean and dry before applying

This box-style film capacitor helps stabilize and filter voltage in the appliance's control/power circuitry, protecting electronics from spikes and electrical noise for more reliable operation. What it does

• Smooths and filters voltage to reduce electrical noise and transient spikes.
• Helps ensure stable operation of control boards and motor drives.
• A failing capacitor can cause intermittent operation, control errors, or failure to start.
• Commonly used where low-loss, stable capacitance is required for power or signal circuits.

• Disconnect power to the appliance before servicing.
• Discharge the capacitor fully before touching terminals to avoid shock.
• Inspect mounting and wiring; replace with identical type and polarity/orientation if required.

This side heater plate is the oven's replacement heating plate that helps direct and radiate heat inside the oven cavity for consistent baking and roasting. Replaces a damaged or worn side heater to restore even heating performance. What it does:

• Radiates heat along the oven side to help maintain even internal temperatures
• Commonly used when one side of the oven is heating weakly or unevenly
• Works with the oven's heating system to support bake/broil cycles
• Helps prevent hot spots caused by a cracked or corroded side heater plate

• One side heater plate

• Disconnect power to the appliance before beginning work to avoid shock
• Handle the plate carefully to avoid bending or damaging mounting tabs and insulation
• Inspect connector wires and terminal block; replace any damaged wiring or fasteners
• After installation, restore power and test oven heat in a controlled bake cycle

The Mounting Plate is an OEM part for LG microwaves. This part is designed to mount and stabilize the microwave over the range, ensuring it is safely anchored in its designated space. The mounting plate serves as an interface between the microwave and the wall or cabinet, distributing the weight evenly and providing a firm foundation for the appliance.

Causes of a bad Mounting Plate can stem from improper installation, which may lead to undue stress and eventual warping or weakening of the material.

Symptoms of a bad Mounting Plate include:

• Loose microwave unit
• Difficulty in aligning or installing the microwave 
• Visible signs of wear, rust, or damage on the plate

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

This factory installation kit provides the hardware needed to securely mount a compatible microwave. It restores a safe, level install when the original bracket or fasteners are missing, damaged, or after a relocation. What it does

• Secures the microwave to wall studs and upper cabinet per factory specifications
• Helps maintain proper clearances and ventilation paths during installation
• Replaces lost, stripped, or damaged mounting hardware
• Addresses issues like a loose/sagging unit or an incomplete installation

• One installation kit assembly

• Disconnect power and have two people support the appliance during removal/installation
• Locate and fasten into wall studs; use hardware appropriate for your wall/cabinet materials
• Follow the model-specific installation instructions and verify level and clearances before tightening
• If venting externally, align ducting and transitions before final mounting

The Damper Bracket is an OEM component for LG microwaves. Located inside the microwave cavity above the wave stirrer, this bracket holds the position of the damper assembly that helps distribute heat evenly during cooking. The bracket measures approximately 12” by 5”.

Symptoms of a bad damper bracket can include:  

• Hot or cold spots developing within the microwave cavity
• Looseness in the damper assembly fit
• Reduced heat circulation leading to uneven cooking

Causes typically consist of cracking over long-term heat exposure. Repeated opening/closing of the damper may also weaken attachment points on the bracket.

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

The Damper is an OEM component for LG microwaves. Located within the cooking cavity, it regulates airflow and safely vents steam escaping heated foods. 

Causes of a faulty damper can involve standard wear and exposure accepting steam and condensation release. Food or liquid particles drying within tracks also threaten eventual adhesion issues restricting travel if left unaddressed between cleanings.

Symptoms of a damaged or defective damper include:

• Inability to adequately vent excess moisture from heating  
• Potential messes spilling beyond the microwave frame  
• Grating sounds or squeaks emitting during cooking
• Flaps possibly stuck inhibiting steam circulation 

This damper is also compatible with Kenmore microwaves as well.