LG Air Conditioner Main PCB (Control Board) - EBR76261804

Restore the intelligent processing power of your cooling system with the LG Air Conditioner Main PCB (EBR76261804). This primary control board acts as the central command center for your unit, managing critical electrical operations such as compressor modulation, fan motor speed, and precise temperature monitoring. A faulty PCB is often the culprit behind system communication errors, a unit that refuses to turn on, or inconsistent cooling performance.

Manufactured with high-grade electronic components and advanced circuitry, the EBR76261804 is designed to provide stable power distribution and rapid signal processing. It ensures that all internal sensors and mechanical hardware work in perfect synchronization to maintain energy efficiency and consistent indoor comfort.

1. Safety Protocol: Switch off the air conditioner and unplug it from the power outlet. If the unit is hardwired, shut off the appropriate circuit breaker.
2. Access the Control Box: Open the front grille and remove the screws securing the internal control box cover to reveal the PCB assembly.
3. Label Connections: Before disconnecting, take a detailed photograph of the existing wiring harnesses to ensure every plug is returned to its correct terminal on the new board.
4. Remove the Faulty PCB: Carefully unplug the wiring connectors and remove any mounting screws holding the old EBR76261804 board in place.
5. Install the New Board: Secure the new main PCB into the housing and reconnect all wiring harnesses exactly as they appeared on the original unit.
6. Reassemble and Test: Replace the control box cover and the unit’s front panel. Restore power and test all modes (Cool, Fan, Energy Saver) to confirm successful restoration.
7. Compatible with select LG air conditioner models, this OEM-quality main PCB ensures factory-standard reliability and precise appliance control.

1. AC Main PCB – Part number EBR76261804
2. Centralized System Control – Manages the compressor, fan, and thermal sensors
3. Restores Reliability – Fixes issues involving system errors, power loss, or unresponsiveness
4. Durable Construction – Engineered with high-stability components for long-term use
5. Precise Communication – Ensures accurate feedback between the remote and the unit
6. Genuine OEM Part – Specifically designed to meet LG’s exact electrical specifications