Customer Questions and Answers for Main Pcb Power Control Board Assembly by Lg

The Main PCB Assembly is an OEM part for LG washing machines. As the central control unit, the Main PCB Assembly manages critical washer functions like water levels, wash temperatures, spin speeds, cycle times and more. It uses sensor input to monitor operations and ensure the selected cycle runs efficiently. 

Causes of a bad Main PCB Assembly include electronic component failure from power surges, moisture damage, or simple wear over time.

Symptoms of a bad Main PCB include:

• Cycles not starting or incomplete cycles
• Inability to select or change cycles
• Flashing error codes
• Abnormal sounds or vibrations
• Temperature control issues

This OEM replacement is compatible with LG and some Sears/Kenmore models