Samsung Washers2017–present

Error Code OC

The washer is overfilling with water

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: OC

What This Means

Water is supplied continuously because water level detection does not work; Drain hose is clogged (injection error at a narrow section) preventing water level detection; Water is supplied continuously because of freezing or foreign material in the water supply valve; Water level sensor is degraded

What actually causes this:

The water level sensor hose is damaged or disconnected, so the washer doesn't know when to stop filling

First Thing to Check

Turn off the washer and the water supply faucets immediately to stop the overflow

Parts Involved

Water Level SensorAir HoseWater Supply Valve

How to Fix

  1. 1

    1. Check the hose connected to the water level sensor — verify it is not folded, cut, or damaged

  2. 2

    2. If the water level sensor has a functional error, replace it

  3. 3

    3. Check the hose for tears or holes — this error occurs if the hose is torn or has a hole

  4. 4

    4. In winter, check if water is frozen in the lines — use a hair dryer to defrost the hose

  5. 5

    5. Consider relocating the unit to a warmer location if freezing is recurring

This Error Applies To

Samsung WF45M5 Series Washers (2017) (2017–present)

Service manual exact match: WF45M5500AP/A5Service manual exact match: WF45M5500AW/A5Service manual exact match: WF45M5500AZ/A5Service manual exact match: WF45M5100AW/A5

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