Lg ACM73720405 Controller Assembly (Sub Control Board), 1 Pc OEM Part

Product Details

Genuine Lg part.

Cross Reference Information

Part Number ACM73720405 replaces AP5782929.

Description

A replacement sub controller assembly that restores electronic control functions and communication between main boards and sensors. Replaces a failed or intermittent sub control board to help the appliance respond correctly to user inputs and cycle changes. What it does:

• Regulates secondary control functions and relays signals between the main control and sub-systems
• Helps resolve symptoms like unresponsive controls, error codes tied to sub-board faults, or intermittent operation
• Interfaces with sensors and actuators to maintain coordinated cycle performance
• Supports normal electronic communication for features governed by the sub board

What's included: One controller assembly Install notes:

• Disconnect power before accessing control boards to avoid shock or damage
• Handle the board by its edges and avoid touching components or connector pins
• Ensure connectors are fully seated and routed clear of moving parts before testing