Samsung AM036FXMDCH Service Manual page 41

Troubleshooting
IPM over current error (Error Code : E464) (cont.)
Is the service valve completely open?
Are the compressor
wires correctly connected to
the compressor?
Check the compressor
1. Is resistance value between phases of
the compressor same? (U
2. Is the wire connected to compressor normal?
(disconnection, wrong connection)
3. Is there any noise when
the compressor rotates?
Is the resistance between
compressor body and chassis MegaΩ?
Is the location and
measured value of the
temperature sensor normal?
40
Cont.
Yes
V, U W, V W)
Yes
Yes
Yes
Cont.
No
No
Check the connection of the compressor
1. Change the compressor: When the resistance
value between phases of the compressor is
different
normal operation
No
2. Reassemble wire: When the wire connection of
the compressor is wrong
Check for normal operation
3. Change the compressor: When loud abnormal
noise generates (such as metal grinding), or
severe vibration
No
Change the compressor
No
Turn off the power and change the location
of the temperature sensor or replace it
Open the valve
Turn the power on Check for
End service
Turn the power on
End service
Samsung Electronics