Lg EBR78931602 Main Pcb Power Control Board Assembly (Power Control Board) OEM Part

Product Details

Genuine Lg part.

Cross Reference Information

Part Number EBR78931602 replaces AP5977776, 4119179, PS11710915.

Description

This is the main power control board assembly that manages power distribution and electronic control functions for the appliance. Replacing a faulty board restores control circuitry and communication between components. What it does:

• Regulates and distributes power to motors, compressors, valves and electronic modules
• Processes user inputs and runs control logic for cycles and features
• Can cause no-power, no-display, or unresponsive controls when failed
• Commonly linked to intermittent operation, error codes, or components not running

What's included: One main PCB power control board assembly. Install notes:

• Disconnect the appliance from power before starting and work on a dry surface
• Handle the board by the edges and avoid touching components or connectors
• Confirm the replacement PN matches the old board before install

This part fixes the following symptoms

• Doesn't shut off
• Fridge too cold
• Frost buildup
• Fridge too warm