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3 long rings alarm

Three long rings alarm — System alert

Samsung · Refrigerators

What does 3 long rings alarm mean?

An alarm consisting of three longer rings sounds every 45 minutes to an hour, distinct from the door open alarm.

Common Causes

  • Temperature warning (e.g., freezer or Refrigerator compartment too warm)
  • sensor issue detecting an abnormal condition
  • Internal fault not displaying a specific error code on the main panel
  • Door left ajar for an extended period

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the actual temperatures in both the Refrigerator and freezer compartments using a separate thermometer.

  2. 2

    Ensure all doors are properly closed and sealed, and that they have not been left open for extended periods.

  3. 3

    Unplug the Refrigerator for 15-30 minutes to attempt a full system reset.

  4. 4

    If the alarm persists, check for any partial error codes on the display, or consult your specific model's manual for alarm definitions.

Browse all codes in this manual (117)
Verified technical data. Last updated: April 2026

Related Faults

#5 IM Function error#5 IM Function error - Ice maker malfunction1Error 1 / I/M-sensor — Ice maker compartment sensor issue1 and 5Error 1 and 5 - Ice maker removed, causing codes and operational issues
Source: Samsung Refrigerators
Open Manual (Page 15)Search more codes in this manual