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rd
Easy Fix
Samsung · Refrigerators
Defrost Mode Active (Informational)
Quick Answer
Error code rd on your Samsung Refrigerators means: Defrost Mode Active (Informational). This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
RB12A300631RF23A9771SRRF23BB8600QLRF28R7351SGRF29A9771APRS27T5200SRRT18M6215SG
Likely Causes
  1. The refrigerator has entered its normal automatic defrost cycle
  2. The defrost heater is actively melting frost from the evaporator coils
  3. This is a normal operating condition and typically lasts 20-30 minutes
  4. Temperatures may temporarily rise slightly in the freezer compartment during defrost
How to Fix It
1
This is a normal condition; wait 20-30 minutes for the defrost cycle to complete
2
Do not unplug the refrigerator during the defrost cycle as this can disrupt proper operation
3
If the display shows rd for more than 1 hour, the defrost heater or timer may be stuck on
4
Check the defrost thermostat and heater if defrost mode does not end within a reasonable time
Pro Tip
This is a common issue that most users can resolve without specialized tools. Try the first step before moving on to more complex solutions.
Parts You May Need
No parts needed for normal defrost operation
Defrost thermostat (DA47-10150E) if defrost cycle runs excessively long
Defrost heater (DA47-00424J) if defrost cycle runs but frost is not melting
Related Error Codes
5E/SE1E6E8E/26E21E
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