Samsung Refrigerators2010–present

Error Code OF

Water is overflowing in the infuser bottle system

Moderate

Address soon - your appliance may not work properly

Also displayed as: OF LED blinks

What This Means

Water sensor malfunction; Valve stuck open; Water line pressure too high; Sensor connector disconnected

What actually causes this:

Water level sensor failed or inlet valve stuck open

First Thing to Check

Check if water bottle is seated properly on AutoFill sensor

Parts Involved

AutoFill Water Level SensorWater Inlet Valve

How to Fix

  1. 1

    1. Check voltage at MAIN PCB CN90-11 to CN90-13

  2. 2

    2. Normal should be 4.5V~5V

  3. 3

    3. 0V~4.5V indicates overflow condition

  4. 4

    4. Check water inlet valve seating

This Error Applies To

Samsung RF22R7351 Series Refrigerators (2010) (2010–present)

Service manual exact match: RF22R7351AAService manual exact match: RF22R7351AZService manual exact match: RF22R7351EFService manual exact match: RF22R7351EU

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