PCB Main Assembly
Part # COV31986901·LG·AC

PCB Main Assembly

The COV31986901 is a pcb main assembly for LG ac. Basic tools needed. Compare prices from top sellers.

Moderate Repair

Fits LG appliances

LG

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4 stores · Updated May 15, 2026
RepairClinicLowest
$141.26
4.4(3.1k)Preorder
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Part Advantage
$168.81
4.8(728)Preorder
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PartSelect
$187.13
4.5(13.6k)Preorder
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ApplianceParts Pro
$191.57
4.8(21.9k)Preorder
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Maintain the efficiency and reliability of your air conditioning unit with this essential circuit board, designed specifically for LG appliances. Crafted by LG Electronics, this PCB Main Assembly ensures seamless operation, featuring a timer and overlay to optimize performance. Ideal for models requiring dependable electronic components, this part guarantees compatibility with various LG air conditioning systems. Whether you're performing a DIY repair or working with a professional technician, its straightforward installation process makes it a practical choice for restoring functionality. Ensure your environment stays comfortable year-round—choose this reliable replacement part to keep your unit running smoothly.

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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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