Compressor Starting Error / Rotation Error (Error Code : E461, E467) - Samsung AC009BNLDCH Service Manual

Troubleshooting

4-4-15. Compressor starting error / rotation error (Error Code : E461, E467)

Outdoor Unit display
Wired remote Control, Wind Free RAC
Duct, 1way Cassette
Display
Duct
Blue Red
1way
Blue Yellow
X X
Judgment
Refer to checking method, as shown below.
method
Symtom
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 ↔ V, U ↔ W, V ↔ W)
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
4-72
E461, E467
E461, E467
4way Cassette,
4way Cassette(600x600)
or
or
or
◑ ◑ ◑ ◑
X
Yes
Yes
Yes
MAX4
◑ ◑ ◑ ◑
●
No
End the service.
1. Replace the compressor :
If the resistance value between phases of the compressor
is different. → Power on.→ Check the normal operation. →
End the service.
2. Reassemble wire :
No
If the wire connection of the compressor is wrong. →
Power on. → Check the normal operation. → End the
service.
3. Replace the compressor :
When loud abnormal noise generates (metal cutting or
grinding noise), or severe vibration.
No
Replace the compressor.
Console
◑ ◑ ◑
X X
Samsung Electronics
360 Cassette
BLUE ◑