Lg 0DZ220009ED Zener Diode (Control Board) OEM Part

Product Details

Genuine Lg part.

Cross Reference Information

Part Number 0DZ220009ED replaces AP5599268, 1570449, AH3634021, EA3634021, PS3634021.

Description

A Zener diode replacement used on appliance control boards to help regulate voltage and protect sensitive electronics. Installing a matching Zener diode restores proper voltage reference for stable control-board operation. What it does:

• Regulates voltage on the control board to protect circuits from voltage spikes.
• Helps maintain stable reference voltage for sensors and microcontrollers.
• Replaced when a board shows power-related faults, intermittent operation, or failed protection components.
• Common symptom indicators: error codes, no display, unresponsive controls, or a visibly damaged/shorted diode on the board.

What's included: One Zener diode (single component as shown). Install notes:

• Disconnect power to the appliance before starting any repair.
• This is a small, polarity-sensitive electronic component; observe orientation when installing.
• Replacement typically requires soldering to the circuit board; use proper soldering tools and ESD precautions.