Lg ebr85104034 Main Pcb Assembly Room Air Unit

Product Description

The LG ebr85104034 is a main printed circuit board (PCB) assembly designed for LG room air conditioning equipment. The main PCB serves as the central control hub of the unit, managing compressor operation, fan speed, temperature sensing, and communication between system components. This board is an OEM-style replacement part intended for installation by licensed HVAC technicians or qualified service professionals performing a control board swap on a failed or damaged unit.

The ebr85104034 is applicable to LG room air conditioning systems, including wall-mounted and other room air unit configurations where this board serves as the primary control assembly. This type of main PCB is typically replaced during service calls involving no-response conditions, fault codes related to the control board, or electrical failures that have been diagnosed to the board level.

Key Features

• Main PCB assembly providing central control of room air unit functions
• Manages compressor staging, fan motor operation, and temperature regulation
• OEM-specification replacement designed to match original board layout and connector positions
• Suitable for control board replacement in LG room air HVAC equipment

Compatibility

Designed as an OEM-style replacement main PCB assembly for LG room air conditioning units. No specific model compatibility data was provided in the product data; consult the unit service manual or LG parts lookup to confirm fitment before ordering.

Installation Notes

Main PCB replacement should be performed by a licensed HVAC technician. Disconnect all power to the unit at the disconnect or breaker before removing any panels or accessing the control board. Photograph all wiring harness connections before removal to ensure correct reinstallation. Follow applicable local electrical codes and the equipment service manual during board replacement.

Technical Specifications

• Assembly Type: Main PCB Assembly
• Application: HVAC Room Air Unit

Standard Information

• Brand: LG
• Manufacturer Part Number: ebr85104034