Samsung AC026RN1DKG Service Manual page 129

No. Error Code
Cooling operation restricted at outdoor temperature
22 E441
below Tcool_low value (default:0°C)
23 E458 Fan speed error
24 E461 Error due to operation failure of inverter compressor
25 E462 System stop due to full current control
26 E463 Over current trip / PFC over current error
27 E464 IPM Over Current(O.C)
28 E465 Comp. Over load error
29 E466 DC-Link voltage under/over error
Error due to abnormal rotation of the compressor or
30 E467
unconnected wire of compressor
31 E468 Error on current sensor (Short or Open)
32 E469 Error on DC-Link voltage sensor (Short or Open)
33 E470 Outdoor unit EEPROM Read/Write error (Option)
34 E471 Outdoor unit EEPROM Read/Write error (H/W)
Error on IPM Heat Sink sensor of inverter 1
35 E474
(Short or Open)
36 E475 Error on inverter fan 2
37 E483 Overvoltage of H/W detect DC link
38 E484 PFC Overload (Over current) Error
Error on input current sensor of inverter 1
39 E485
(Short or Open)
40 E488 Inverter input voltage sensor error
41 E500 IPM over heat error on inverter 1
42 E508 Smart install is not installed
43 E554 Gas leak detected
Error due to mismatching capacity of indoor and
44 E556
outdoor unit
45 E557 DPM remote controller option error
46 E590 Inverter EEPROM Checksum error
Samsung Electronics
Meaning Remarks
1. Check the range of temperature limited for cooling
operation
2. Check the outdoor temperature sensor
FAN1 ERROR
-
-
Check OLP sensor
1. Check if the service valve is open
2. Check the state of refrigerant
3. Check if connecting wire and the pipe are OK
4. Check the compressor
-
Check AC Power and DC Link Voltage
Check Comp wire
Check Outdoor Inverter PBA
-
Check Outdoor EEPROM Data
Check Outdoor EEPROM PBA
Check Outdoor Inverter PBA
FAN2 ERROR
Check AC Power
Check Outdoor Inverter PBA
Check Outdoor EEPROM PBA
Check Outdoor Inverter PBA
Check Outdoor Inverter PBA
-
Check the refrigerant
Check the indoor and outdoor unit capacity
Check the indoor option code
-
Troubleshooting
4-17