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F-1- ˅

F-1- ˅ - Freezer Defrost sensor Error

Samsung · Refrigerators

What does F-1- ˅ mean?

An error has occurred with the defrost sensor in the freezer compartment. This is a "display error" indicating problems like separation of the defrost heater housing, contact errors, disconnections, short circuits, or a temperature fuse error.

Common Causes

  • Separation of defrost heater housing.
  • Contact error in defrost heater wiring.
  • Disconnection of defrost heater wiring.
  • Short circuit in defrost heater wiring.
  • Temperature fuse error.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Unplug the Refrigerator from the power outlet.

  2. 2

    Open the freezer compartment door and visually inspect for any obvious signs of ice buildup that might indicate a defrost issue.

  3. 3

    Wait 1-2 minutes, then plug the Refrigerator back in to reset the system.

  4. 4

    If the issue persists and you notice excessive ice, clear out frozen items and defrost the freezer manually by leaving the door open for several hours (after unplugging).

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 34)Search more codes in this manual