Troubleshooting
Samsung Electronics
4-29
4-4-21 Outdoor unit compressor operation error
Indoor unit display
(Problematic compressor maneuver operation error)
(Compressor electric current overload error)
(Problematic compressor operation error)
(Problematic compressor electric current sensor error)
Outdoor unit display
○
(YEL)
◎
(GRN)
○
(RED) - when E461
○
(YEL)
○
(GRN)
◎
(RED) - when E464
◎
(YEL)
●
(GRN)
○
(RED) - when E465
◎
(YEL)
◎
(GRN)
●
(RED) - when E468
1. Cause of malfunction
1) Unconnected or faulty connection of compressor wire
2) Abnormal incoming power supply (outside of 187~253V)
3) Problematic Outdoor unit PBA
4) Faulty compressor itself
2. Check procedure
Pull out power cords for the Indoor unit
and the Outdoor unit
No
End
No
Check condition of outdoor unit
power connection
No
Reconnect wire connector or
check for disconnection
Yes
Yes
Yes
Detach ass’y cabinet cover or detach
Ass’y control out cover
Is the
connection condition of the compressor
wires satisfactory without any faulty
connections?
Plug in only the Outdoor unit power plug
Replace Outdoor unit PBA
(A new EEPROM IC must be inserted)
Is the incoming power supply normal?
(AC 187~253V)
Does the same error occur?
Replace compressor itself
S
Equipment claims must be made at a service center for the EEPROM IC.
Please refer to page 4-33 for equipment code.
