Compressor Starting Error / Rotation Error (Error Code : E461, E467) - Samsung AC071MN4PKH Service Manual

Troubleshooting

4-4-16. Compressor starting error / rotation error (Error Code : E461, E467)

1. Test items
1) Check the power connection. / Check the restart after power reset.
2) Check the compressor and the state of the compressor wire assembling.
3) Check the defective for compressor wire single parts.
2. Check procedure
Power on 30 seconds after power off.
Check the
power connection.
Check the restart after power reset.
1. Is there any problem in input power?
(Single-phase: 220Vac, 3-phase: 380Vac)
2. Does error occur again after
power reset?
Check the compressor
and connection of compressor wires.
1. Are all the resistance values between phases
matched? (U
2. Is compressor wiring normal?
(disconnection, wrong connection)
3. Is there any abnormal noise
from compressor
rotation?
Is there a reading of MegaΩ of resistance
between compressor body and chassis?
Continue
Yes
V, U W, V W)
Yes
Yes
No
1. Replace the compressor : If the resistance value
between phases of the compressor is different.
Power on.
End the service.
2. Reassemble wire : If the wire connection of the
No
compressor is wrong.
Power on.
End the service.
3. Replace the compressor : When loud abnormal
noise generates (metal cutting or grinding noise),
or severe vibration.
No
4-44
End the service.
Check the normal operation.
Check the normal operation.
Replace the compressor.