The LG EBR86093743 Refrigerator Main PCB Assembly manages electronic functions and communication between connected refrigerator components. This replacement main printed circuit board assembly receives signals from sensors, switches, and other electrical elements, then processes them to coordinate functions such as cooling, temperature regulation, fan operation, and programmed setting... https://www.hnkparts.com/lg-ebr86093743-refrigerator-pcb-main-assembly