Error Code 6
Freezer defrost cycle cannot complete properly
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: 24
What This Means
Defrost heater housing separation; Defrost heater contact error or disconnection; Short circuit in defrost heater circuit; Temperature fuse failure; Defrost cycle does not complete after 150 minutes; Defrost sensor malfunction
What actually causes this:
Defrost heater broke or fuse blew from power surge
First Thing to Check
Look for frost buildup in freezer that won't clear
Parts Involved
How to Fix
- 1
Run forced defrost mode and monitor heater operation
- 2
Check heater resistance between CN72 #5 and CN73 #1 should be 260Ω ± 10%
- 3
Verify defrost sensor voltage between PCB ground and CN31 #7
- 4
Check bimetal switch continuity
- 5
Verify thermal fuse has not blown
- 6
Monitor defrost cycle duration
This Error Applies To
Samsung RR39M73 Series Refrigerators
Related Error Codes
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Freezer defrost temperature sensor malfunction detected
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Smart home WiFi connectivity lost
Condenser fan motor not operating when required