SamsungRefrigerators2017–present

Samsung RT21M6215 Series Refrigerators (2017)

Covers Service manual exact match: RT18M6213**, Service manual exact match: RT18M6***, Service manual exact match: RT21M6211**, Service manual exact match: RT18M6114**, Service manual exact match: RT18M6215** and 3 more series

9 error codes

19 parts documented

Error Codes

Click any code for detailed troubleshooting steps

Code	Meaning	Severity
F1	Freezer defrost sensor open or short circuit	Critical
F2	Refrigerator compartment air temperature sensor is open or shorted	Critical
F3	Freezer compartment air temperature sensor is open or shorted	Critical
F4	Ambient temperature sensor is open or shorted	Moderate
F5	Freezer failed to complete defrost cycle within 150 minutes	Critical
Ice On LED	Ice maker sensor failure or ice maker mechanism cannot complete function test	Moderate
R3	Compressor has failed and stopped operating	Critical
R5	Condenser fan motor is not operating or feedback signal lost	Critical

Showing 8 of 9 error codes

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