Wm3770hva Parts

The Common Bolt is an OEM part for LG washing machines. It is a necessary mounting hardware component used to securely fasten and assemble various internal parts and components. Common bolts play a crucial role in ensuring the washer maintains solid construction and can withstand the shaking and vibrations of each wash cycle.

Causes of a bad common bolt can include stripped threads, rust, or damage over time due to repeated use or exposure to detergents and chemicals.

Symptoms of a bad common bolt include:

• Loose or detached internal parts
• Excessive noise or vibration
• Leaks around seal areas

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

This balance weight secures to the appliance frame to add counterweight where needed, helping reduce vibration and stabilize moving parts for quieter, more reliable operation. What it does:

• Adds counterbalance to a drum, door or other moving component to reduce shaking and excessive movement during operation.
• Restores proper weight distribution to prevent off-balance conditions that can trigger vibration or noise.
• Typically fastens to the frame with mounting bolts to transfer and even out dynamic loads.
• A worn, loose or missing balance weight may be linked to loud banging, heavy vibration or uneven operation.

• Disconnect power (and water supply for washers) before starting any repair.
• Remove the appropriate access panels to reach the mounting location; keep fasteners for reassembly.
• Reinstall using the original mounting bolts and follow OEM torque recommendations when available.
• Inspect adjacent suspension, mounts and hardware while servicing.

This hose connector joins two internal water lines inside your washer to create a secure, leak-resistant connection. Replacing a worn coupler helps stop drips and keeps water moving properly during fill, wash/recirculation, and drain cycles.

• Joins two hoses inside the appliance for a tight, reliable seal
• Helps maintain proper water flow during operation
• Replace if cracked, deformed, or if hoses slip off despite clamp tension

• Unplug the washer and turn off water supply; expect some residual water
• Access the hose junction and note hose routing and clamp positions
• Fully seat hoses onto the connector and secure clamps behind the hose bead
• Reassemble and run a short test cycle while checking for leaks

This door latch assembly secures the appliance door closed so cycles can start and run safely. A worn or damaged latch can prevent the door from locking, stopping the unit from operating or causing it to pause mid-cycle.

• Engages with the door strike to keep the door closed and locked during operation
• Faulty latches can lead to the door not locking, cycle not starting, or errors indicating an open door
• Also cause intermittent stopping if the latch doesn't stay engaged

• Disconnect power before servicing
• Handle wiring connectors carefully; note their positions for reassembly
• Align the latch with mounting points and tighten fasteners securely
• Test door closure and operation before returning to service

The Nozzle Connector is an OEM part for LG washers. This connector piece attaches to the water supply lines and direct tub fill nozzle, directing water into the washer tub during fill cycles. It allows water to be distributed evenly around the tub perimeter during fills to optimize cleaning performance.

Causes of a bad connector can include cracks, leaks, or blockages from mineral buildup that disrupt water flow.

Symptoms of a bad connector include:

• Uneven or inadequate water levels in the tub during fills
• Slow or inefficient fills requiring multiple attempt
• Water leaks from the connector area
• Mineral buildup visibly clogging the connector

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

This drain hose cap seals and secures the refrigerator defrost drain outlet so meltwater is directed into the drain hose instead of pooling in the cabinet. Replaces a worn or damaged cap to help stop interior leaks and water buildup. What it does:

• Seals the defrost drain outlet to prevent water from spilling into drawers or onto shelves.
• Guides defrost/meltwater into the drain hose and toward the drain pan.
• Helps reduce odors and pests entering through an open drain opening.
• Fits onto the drain outlet to replace cracked, missing, or loose caps.

• Disconnect power before working inside the refrigerator to avoid electrical hazard.
• Remove shelves and drawers as needed to access the drain outlet; clear any visible debris or ice first.
• Press the cap firmly onto the drain outlet/hose until fully seated; avoid excessive force or prying tools.
• After installation, pour a small amount of warm water down the drain to confirm proper flow and seating.

This inlet hose carries water into the washer's fill system during wash and rinse cycles. Replacing a cracked or leaking hose restores proper filling and helps prevent water around the appliance from seepage at the connections.

• Routes incoming water to the washer's fill path during the fill cycle
• Helps maintain a watertight connection between the supply and the machine
• Replace if you see cracks, bulges, kinks, or active leaks
• Helps resolve water on the floor during fill, intermittent fill errors, or slow/no fill due to restricted flow

• Unplug the washer and turn off the water supply valves before starting
• Place a towel or pan to catch residual water and relieve line pressure
• Note hose routing/orientation; install the new hose without kinks and hand-tighten fittings
• Restore water and power, then check all connections for leaks during a short fill test

This spring-style hose clamp secures a washer's rubber hose to its fitting to maintain a tight, leak-resistant seal. Replacing a weakened clamp helps stop drips and keeps the hose firmly in place during operation.

• Provides constant spring tension to hold a rubber hose on its port
• Helps prevent leaks at the connection point
• Resists vibration so the hose doesn't back off the fitting
• Common signs include water at a hose joint, a loose/detached hose, or a rusted/broken clamp

• Disconnect power and turn off water supply before servicing
• Place a towel or pan to catch residual water from hoses
• Use pliers to compress the ears, slide off the old clamp, position the new clamp behind the hose bead, and release evenly
• After reassembly, run a quick test cycle and check for leaks

This washer drum lifter (baffle) mounts inside the drum to raise and tumble clothes as the basket turns. Replace a cracked or missing lifter to restore wash action, help protect fabrics, and reduce rattling noises.

• Attaches to the inner drum and lifts garments during rotation for effective tumbling
• Helps distribute loads and improve mechanical cleaning action
• Direct replacement for lifters that are cracked, loose, sharp-edged, or missing
• Typical symptoms: poor tumbling/wash results, thumping or rattling from the drum, clothing snags or tears, lifter wobbling or fallen off

• Disconnect power and turn off water supply before servicing
• Open the door and rotate the drum to access the lifter
• Depending on model, release locking tabs from inside the drum or remove the retaining fastener; align and secure the new lifter
• Ensure the lifter is fully seated and secure; run a short rinse/spin to verify proper operation

This multi-connector wiring harness routes power and control signals between internal components for reliable appliance operation. Replacing a damaged harness restores secure electrical connections and helps resolve intermittent or lost-function symptoms. What it does:

• Links control board and internal components using multiple connector plugs for correct signal and power distribution.
• Commonly replaced for intermittent operation, loss of specific functions, or visible damaged/burned wiring.
• Ensures connector-to-connector fit to prevent loose connections and arcing that can cause faults.
• Works as a direct replacement harness where the original wiring assembly is damaged or connectors are worn.

• Disconnect power (unplug or turn off circuit breaker) before accessing internal wiring.
• Note connector positions and routing before removal; swap one connector at a time to avoid miswiring.
• Do not force connectors; align pins and push until fully seated. Replace any damaged retaining clips.
• After installation, restore power and test all functions before reassembling panels.

Customized machine screw for select washers that fastens specific assemblies and resists vibration. Replace a missing, stripped, or damaged factory screw to restore a solid, rattle-free fit and proper component alignment.

• Secures designated brackets, panels, or housings per the manufacturer's specifications
• Maintains alignment and stability under high-speed spin and vibration
• Replaces missing, corroded, or stripped hardware to stop looseness and noise
• Use when the original screw is worn, damaged, or lost

• Unplug the appliance and shut off water before servicing
• Support the component while removing/installing screws
• Start threads by hand to avoid cross-threading; tighten snugly without over-torquing, especially into plastic
• Keep screws organized—lengths and styles may vary by location

A replacement balance weight that helps stabilize the washer drum during spin cycles to reduce vibration and noise. Restores proper weight distribution so the washer runs more quietly and reliably. What it does:

• Counters drum imbalance to reduce shaking and excessive movement during spins
• Helps minimize noise caused by uneven loads
• Preserves drivetrain components by reducing stress from heavy vibration
• Supports consistent spin performance and load stability

• Disconnect power and water supply before starting any repairs
• Handle carefully—weights can be heavy and require a helper or proper lifting technique
• Follow the washer's service manual for mounting location, orientation, and fastener torque
• After installation, run a test spin with a small load to reduce vibration

This multi wiring harness connects control circuitry to multiple components, restoring reliable electrical pathways for proper operation. It replaces a damaged or frayed harness to help eliminate intermittent power, unresponsive controls, or component failures caused by wiring faults. What it does

• Routes power and signals between the control board and several appliance components.
• Re-establishes secure electrical connections when original wires are broken, burnt, or corroded.
• Can address symptoms such as intermittent operation, components not receiving power, or erratic behavior tied to wiring faults.
• Uses OEM-style connectors and wiring lengths to match factory routing for a proper fit.

• One multi wiring harness as shown

• Always disconnect power (unplug or shut off breaker) before servicing the appliance.
• Handle connectors by the housings—do not pull on wires—and ensure all plugs fully seat with audible clicks.
• Route the harness following original wire paths and secure with existing clips or ties to prevent contact with moving or hot parts.

A replacement hose clamp that secures a flexible hose to its fitting to help prevent leaks and disconnections. Restores a tight, reliable seal so hoses stay seated during normal use. What it does:

• Holds a rubber or plastic hose firmly to a pump, valve or connection to prevent leaks.
• Helps stop hose pull-off that can cause water leaks or appliance interruptions.
• Commonly replaced when clamps are corroded, bent, cracked or missing.
• Works as a low-cost repair to restore a secure hose connection without replacing the hose assembly.

• Disconnect power to the appliance and shut off the water supply before servicing.
• Use the correct tool (slip-joint pliers for spring-style clamps or a screwdriver for screw-type clamps) and avoid pinching the hose.
• Inspect the hose and fitting for damage; replace the hose if it's cracked or excessively worn.
• After installing, restore power/water and run a short test cycle or check for leaks.

This replacement knob assembly restores tactile control for a range or cooktop control. It provides a secure grip and clear detent positions so you can set burner or surface settings reliably. What it does:

• Replaces a worn, cracked, or missing control knob to regain safe, predictable control
• Engages the shaft and detents so settings stay put during use
• Helps eliminate slipping or difficulty turning the control
• Matches original fit and function for direct replacement

• One knob assembly as shown

• Turn power/gas to the appliance off before servicing; follow appliance manufacturer safety instructions
• Remove the old knob by pulling straight off the control shaft; press the new knob onto the shaft until it seats
• Wear work gloves to protect hands from sharp edges during access