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Genuine Lg part.
Part Number CSP30020854 replaces AP6978822, EBR78643405.
The Electronic Control Board is an OEM replacement part for LG refrigerators. As the "brain" of the refrigerator, it regulates power distribution, cooling functions, dispensers, lights and more based on internal algorithms and external triggers.
Symptoms of a bad electronic control board include:
Causes can be long-term moisture exposure leading to short circuits, voltage fluctuations over many cycles, or natural failures in the printed processor chip.
This LG electronic control board replacement is also compatible with select Sears/Kenmore models.
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Lg CSP30020854 Refrigerator Electronic Control Board OEM Part