Troubleshooting
Samsung Electronics
43
IPM over current error (Error Code : E464) (cont.)
Yes
1. Change the compressor wire
→
Turn on the
power
→
End service
2. Change the compressor wire
→
Turn on the
power
→
End service
3. Change the compressor wire
→
Turn on the
power
→
End service
No
Check the compressor wire
1. Is the compressor wire assembled in
following color? U: RED, V: BLU, W: YEL
→
Check for wire disconnection on PBA and COMP.
2. Is the terminal within the compressor wire
housing firmly assembled?
3. Is there any problem,
such as disconnected housing
or cut, on some of
the compressor wire?
Replace the PCB.
Cont.
Yes
* Do not change the EMI/outdoor unit main/ Indoor unit main PBA when E464 error occurs
→
It is Compressor, inverter PBA related error, therefore it is not related to above PBA
W
V
U
W
V
U
Check list for model
which uses 3 phase
power
Check list for model
which uses 1 phase
power