Name: Samsung RF22R7351AZ
Brand: Samsung

Question 1

What does error code CF mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor cooling fan is not working. Cause: Fan motor wire disconnected; Motor bearing seized; Control signal lost; Motor winding failure.

Question 2

What does error code CI mean on Samsung RF22R7351AZ?

Accepted Answer

Main board and compressor inverter board cannot communicate. Cause: Communication cable disconnected; Connector pins bent or corroded; Main board PCB failure; Inverter board PCB failure.

Question 3

What does error code CIF mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor power control chip failed. Cause: Inverter PCB soldering defect; Short circuit on PCB; Compressor winding short; IPM chip failure.

Question 4

What does error code CLD mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor position sensor is not working. Cause: Compressor connector loose; Resistance sensor (R2) circuit open; Inverter PCB soldering defect; Short circuit on PCB.

Question 5

What does error code CLV mean on Samsung RF22R7351AZ?

Accepted Answer

House electrical power is too low. Cause: House voltage below 110V AC; Main PCB power supply failure; Loose power connection; Defective power cord.

Question 6

What does error code CMC mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor motor is stuck and cannot turn. Cause: Compressor mechanical failure; Compressor oil congealed; Internal parts seized.

Question 7

What does error code COV mean on Samsung RF22R7351AZ?

Accepted Answer

House electrical power is too high. Cause: House voltage above 127V AC (North America) or 240V AC (Europe); Power surge from utility line; Voltage regulator failure; Defective main PCB.

Question 8

What does error code CP mean on Samsung RF22R7351AZ?

Accepted Answer

Main board and display panel are not talking to each other. Cause: Communication cable disconnected; Connector pins bent or corroded; Main board PCB failure; Display panel PCB failure.

Question 9

What does error code CSD mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor power control chip is overheating or has failed. Cause: Inverter PCB solder defect; Short circuit on inverter board; DC 15V supply below 13.5V; Compressor mechanical problem.

Question 10

What does error code CSF mean on Samsung RF22R7351AZ?

Accepted Answer

Compressor motor won't start. Cause: Short circuit between compressor terminals; IPM voltage too low; Short circuit on inverter PCB; Defective compressor; Failed inverter circuit.

RF22R7351AZ

Error Codes

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Code	Meaning	Severity
CF	Compressor cooling fan is not working	Critical
CI	Main board and compressor inverter board cannot communicate	Critical
CIF	Compressor power control chip failed	Critical
CLD	Compressor position sensor is not working	Critical
CLV	House electrical power is too low	Critical
CMC	Compressor motor is stuck and cannot turn	Critical
COV	House electrical power is too high	Critical
CP	Main board and display panel are not talking to each other	Critical