Samsung Washers2019–present

Error Code AC6

The motor controller lost its connection to the main board

Moderate

Address soon - your appliance may not work properly

Also displayed as: AC6

What This Means

Communication error between Inverter PBA and main PBA; Incorrect or loose connector connections between Inverter PBA and main PBA; Faulty soldering on Inverter PBA

What actually causes this:

The connector between the motor controller board and the main board came loose

First Thing to Check

Unplug the washer for 60 seconds and plug it back in to reset the electronics

Parts Involved

Inverter PBAMain PBA

How to Fix

  1. 1

    1. Check the connector connections between the Inverter PBA and main PBA carefully

  2. 2

    2. Check for incorrect or loose connections

  3. 3

    3. Remove the Inverter PBA and check for any faulty soldering

This Error Applies To

Samsung WF50R8500A Series Washers (2019) (2019–present)

Service manual exact match: WF50R8500AV/USService manual exact match: WF50R8500AW/USService manual exact match: WF50A8800AV/USService manual exact match: WF24A8900AV/APService manual exact match: WF50A8600AE/USService manual exact match: WF25A8900AW/AXService manual exact match: WF50A8600AV/USService manual exact match: WF25A8900AV/CO

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