Error code reference

Samsung Refrigerator Error Code 63

R Room Damper Heater ERROR

R Room Damper Heater ERROR - Refrigerator room damper open or wire defects.

First step from the service manual

Remove MAIN PCB CN75 connector and check continuity between BLK and SKY BLUE wires.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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