Ernie L San Jose , CA April 01, 2023 Appliance: LG Dryer DLG3051W Lg Dryer Dlg3051w / : The drum would not stop turning even when “off”. How to replace Main Pcb Power Control Board Assembly. Replaced the Main PCB Assembly which contains a new main relay. 1 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes