Samsung Refrigerators2017–present

Error Code 29

FlexZone defrost heater is broken or stuck

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: CV-Defrost Error

What This Means

CV defrost heater disconnected or failed; Heater housing separated; Contact error or disconnection; Wire short circuit or open circuit; Temperature fuse failure; Defrost not completing within 120 minutes

What actually causes this:

Defrost heater element failure or thermal fuse malfunction

First Thing to Check

Check defrost heating area for abnormal heat

Parts Involved

FreshZone+ Defrost HeaterCV-EvaporatorTemperature Fuse

How to Fix

  1. 1

    Verify defrost heater power supply connection

  2. 2

    Check for visible damage to heater element

  3. 3

    Monitor defrost cycle duration

  4. 4

    Ensure defrost termination sensor is working

This Error Applies To

Samsung BRF425200A Series Refrigerators (2017) (2017–present)

Service manual exact match: BRF425200AP/AAService manual exact match: DRF427500AP/DAService manual exact match: DRF429900AP/DAService manual exact match: DRF425300AP/DA

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