Lg Dryer RC397HM Parts

This fixed-value capacitor helps the appliance's motor or compressor start and run reliably by providing the needed electrical phase shift and energy storage. Replacing a failed capacitor restores normal start-up and reduces strain on the motor. What it does:

• Provides start/run assist to a motor or compressor to enable reliable startup
• Stabilizes voltage and smooths electrical current to reduce motor stress
• Common symptom: appliance won't start or only hums at startup
• Common symptom: intermittent or slow motor start and frequent cycling

• Disconnect power before servicing to avoid shock; verify power is off at the breaker
• Capacitors can hold charge—discharge safely with insulated tools
• Match the original capacitor's ratings and terminal arrangement before installation

This radial aluminum electrolytic capacitor replaces a failed capacitor in compatible appliances to restore reliable electrical performance and help motors or control circuits operate correctly. It's a direct-fit electrical replacement when the original capacitor is damaged. What it does

• Stores and releases electrical charge for motor start/run or control circuit smoothing
• Helps stabilize voltage to reduce erratic motor or fan behavior
• Aged or failed capacitors can cause motors not to start, humming, or intermittent operation
• Restoring a worn capacitor can improve overall appliance reliability and cycle performance

• Disconnect power to the appliance before servicing to avoid shock hazard
• Capacitors can hold charge; discharge terminals safely before touching or removing
• Observe polarity and terminal orientation when installing replacement

This is an electrolytic capacitor used on appliance control electronics to stabilize DC voltage and filter electrical noise, helping the appliance run more reliably and preventing erratic behavior. What it does:

• Smooths and stores electrical charge to stabilize power on control boards
• Filters voltage spikes and reduces electrical noise that can affect circuitry
• Can prevent symptoms like intermittent operation, control panel resets, or error codes related to power instability
• Supports proper startup behavior for electronic components that rely on steady DC supply

• Always disconnect power to the appliance before beginning service.
• Discharge the capacitor safely before touching terminals to avoid shock.
• Observe polarity and orientation when removing and installing; electrolytic capacitors are polarity-sensitive.
• Use proper soldering/desoldering techniques.

This is a radial aluminum electrolytic capacitor used on appliance control boards to help stabilize and filter DC voltage. Replacing a failed capacitor restores reliable board operation and prevents related electrical faults. What it does:

• Smooths and filters DC voltage on control and power boards
• Helps prevent voltage spikes that can cause resets or erratic operation
• A common service part for boards showing power-related faults
• Can fail with bulging, leakage, or reduced capacitance over time

• Disconnect power and fully discharge circuits before service
• Use proper soldering tools and observe polarity when installing
• Handle and store away from static-sensitive electronics and heat

This fixed electrical capacitor replaces the original component that helps regulate and stabilize voltage for the appliance's motor and control circuits. Restores consistent electrical performance for proper starting and running. What it does

• Stores and releases electric charge to stabilize voltage for motors and control boards
• Supports reliable motor starting and running under normal load
• Helps reduce intermittent operation, humming, or failure-to-start symptoms
• Can improve stability when motor speed or control fluctuations occur

• One fixed electrical capacitor

• Disconnect power to the appliance before servicing to avoid shock or injury
• Inspect wiring and connectors for heat damage; replace any damaged components

This fixed ceramic capacitor replaces a failed control-board capacitor to restore reliable circuit timing and noise suppression in your appliance. It's a direct-fit electrical component used where stable capacitance is required for proper control operation. What it does:

• Provides stable capacitance for control circuits and timing functions
• Helps suppress electrical noise that can cause erratic behavior
• Commonly replaced when control panels reset, fail to power, or act intermittently
• Prevents further stress on surrounding electronic components when functioning properly

• Disconnect power before servicing and discharge capacitors before touching circuitry
• Handle the part carefully; avoid bending leads or applying excessive heat during soldering
• Follow the appliance service manual for board-level replacement procedures

This ceramic axial capacitor is a small axial-leaded electronic component used on appliance control boards to stabilize signals and suppress electrical noise. Replacing a damaged capacitor can help restore reliable control board operation. What it does

• Filters and smooths electrical signals on control and power boards to reduce noise and spurious resets.
• Helps maintain stable timing and signal integrity for nearby circuitry.
• A failing capacitor may cause intermittent control issues, erratic operation, or error codes related to the affected circuit.
• Typically mounted with axial leads for through-hole soldering on PCB assemblies.

• Disconnect power and unplug the appliance before servicing; verify no live voltage present.
• Discharge capacitors and follow proper ESD precautions before handling circuit boards.
• Replace with the exact part or an OEM-approved equivalent; observe lead orientation and mounting style.

This is a fixed tantalum capacitor used on appliance control boards to stabilize voltage and filter noise, helping the control electronics run reliably. Replaces a failed board-level capacitor to restore proper control operation. What it does:

• Smooths and stabilizes DC voltage on control circuits to prevent resets and glitches
• Filters electrical noise that can cause erratic display or control behavior
• Can be a failure point if overheated or shorted, leading to non-responsive controls
• Common symptom linkage: control panel errors, intermittent operation, or complete loss of function

• One fixed tantalum capacitor

• Disconnect power to the appliance before servicing to avoid shock or damage
• This is a board-level component; replacement typically requires desoldering and soldering skills
• Discharge capacitors and observe ESD precautions when handling circuit boards
• Replace only with the exact part number or equivalent specification.

This Schottky diode is a small board-mounted rectifier that protects and directs current in the appliance's control circuitry. Replacing a failed diode restores proper power flow and helps prevent damage to electronic components. What it does

• Directs current and prevents reverse flow that can damage control electronics
• Helps the control board convert and regulate voltage for sensitive circuits
• Commonly linked to symptoms like intermittent power, control errors, or failure to start
• Often checked when a control board shows visible burn marks or other component failures

• One Schottky diode

• Disconnect power (unplug or shut off breaker) before servicing to avoid shock
• This is a small electronic component; remove the control board to access the diode
• Handle the board and diode with care to avoid static damage and preserve connectors

A switching diode used on the appliance control circuitry to direct current flow and protect electronic components. Replaces a failed diode to restore proper control-board operation and stop unwanted backfeed that can cause intermittent faults. What it does

• Directs current in one direction to support switching functions on the control board
• Prevents reverse current that can cause control or sensor errors
• Helps maintain stable operation of relays, timers, or electronic control circuits
• Commonly replaced when control board functions are intermittent or the appliance will not power certain components

• One switching diode

• Disconnect power to the appliance before servicing to avoid shock or damage
• Observe basic ESD precautions when handling electronic components
• Confirm the diode location and orientation (polarity) before removal and installation

This Zener diode is an electronic voltage-regulation diode used on control boards to protect circuits and stabilize voltages. It replaces a failed diode to help restore proper board operation and prevent damage from voltage spikes. What it does:

• Clamps and stabilizes voltage at a specific setpoint to protect sensitive components
• Protects control electronics from transient voltage spikes and surges
• Helps prevent erratic behavior caused by unstable supply voltages
• Commonly replaced when boards fail to power up or show intermittent faults due to voltage issues

• One Zener diode as shown

• Designed for board-level replacement; handle boards carefully to avoid static damage
• Disconnect power and fully discharge capacitors before attempting repair
• If soldering is required, use proper soldering tools and techniques to avoid heat damage

A replacement Zener diode that stabilizes and clamps voltage on the appliance control board to protect sensitive electronics and help restore proper board operation. Used where a failed diode causes voltage spikes, power faults, or intermittent control issues. What it does:

• Acts as a voltage clamp/regulator to prevent over-voltage on control circuits
• Protects nearby components from transient spikes and surges
• Commonly replaced when boards show power instability, blown fuses, or control errors
• Small, dedicated component used on main control or power supply boards

• Disconnect power and unplug the appliance before starting any repair
• Discharge capacitors on the board to avoid shock or damage
• Requires soldering/desoldering skills and appropriate tools; handle with ESD precautions

This Zener diode is a small voltage-regulating semiconductor used on appliance control boards to stabilize and protect sensitive circuits. Replacing a failed Zener diode can restore proper board voltage and help prevent further component damage. What it does:

• Regulates voltage to a specific reference level to protect control circuitry
• Clamps voltage spikes that can otherwise damage other components
• Fails can cause loss of power to parts of the control board, erratic operation, or blown fuses
• Commonly mounted on the main control or power supply board where it protects low-voltage electronics

• One Zener diode

• Disconnect power and unplug the appliance before servicing to avoid shock
• Handle circuit boards with ESD care; ground yourself to prevent static damage
• Requires basic soldering/desoldering skills and the correct replacement orientation