Operational Error Of Indoor Unit's Clean Fan (Open/Short) - Samsung AVXCSH023/032/040CE Service Manual

Troubleshooting

4-3-8 Operational error of indoor Unit's Clean Fan (Open/Short)

Outdoor unit display
(Operation)
Indoor unit display
• Refer to how to determine below
Criteria
• The operational error of the fan motor of No. XXX indor unit
Cause of problem
1. How to diagnose
Occurs when RPM values are not sent as feedback to MICOM at a PID control-type fan motor
2. How to check
1) Check the HALL IC connector that carries out RPM value feedback
2) If the operational capacitor is a PCB separation type, check the connection terminal
3) Check the operation status of fan motor
4) If there is no problem with the above checkup items, replace the PCB.
4-46
x x x ( x x x : The address of the error occurred indoor unit)
(Timer) (Fan) Filter) (Defrost)
Samsung Electronics