Main PCB Assembly
See part 268711A in the diagram
Part # EBR77177502·LG·AC

Main PCB Assembly

The EBR77177502 is a main pcb assembly for LG ac. Basic tools needed. Compare prices from top sellers.

Moderate Repair

Fits LG appliances

LG

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2 stores · Updated May 16, 2026
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$169.41
4.4(3.1k)Preorder
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$239.51
4.8(728)Preorder
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Maintain the performance of your LG air conditioning unit with the EBR77177502 Main PCB Assembly. This essential circuit board is designed to ensure reliable operation and longevity for your appliance. It's specifically engineered for LG models, guaranteeing seamless compatibility and superior functionality. By replacing your old or faulty circuit board with this high-quality component, you can restore efficiency to your cooling system, ensuring optimal airflow and temperature control. Built with LG's industry-renowned quality, this timer and overlay assembly is a smart investment for maintaining your air conditioner performance. Give your home the comfort it deserves with this indispensable part from LG Electronics.

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Common Problems This Part Fixes

Not cooling
Not turning on
Fan not working
Remote or controls not working

Repair difficulty: Moderate - basic tools and 1-2 panels to remove

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