Samsung Washers2014–present

Error Code Sr

An internal relay switch inside your washer has failed.

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: Sr

What This Means

Main relay of the PBA is short-circuited; Main relay terminal is connected incorrectly; Terminal is bent and contact cannot be made; Main PCB relay fault

What actually causes this:

An electrical component on the main control board has failed or shorted out.

First Thing to Check

Unplug the washer for 60 seconds, then plug it back in and try again.

Parts Involved

Main PBAMain Relay

How to Fix

  1. 1

    1. Check if the main PBA switching IC on/off button and its micro switch — if an error has occurred, replace the main PBA

  2. 2

    2. Check the connections — if no error in connections, replace the main PBA

  3. 3

    3. Check for main relay fault on PCB

This Error Applies To

Samsung WF42H5000AW Series Washers (2014) (2014–present)

Service manual exact match: WF42H5000AW/A2

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