Troubleshooting
12-37Samsung Electronics
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Outdoor Unit Fan Motor Reverse Rotation Error
1.
Judgment Method
Occur when a feedback of RPM value is not returned from PID control style fan motor to MICOM.
2.
Check Method
1) Check the HALL IC connector which gives feedback of RPM valve.
2) In case the fan motor starting Capacitor is PCB separate type, check the connection terminal.
3) Check the fan motor starting status.
4) If no error is checked for the above check points, replace the PCB.
Outdoor unit display ↔ A*** (***: Indoor unit address which an error is occurred)
Indoor unit display (Operation) (Timer) (Fan) (Filter) (Defrost)
Judgment method Refer to the below judgment method
Causes No. *** indoor unit fan motor starting error