Troubleshooting; Outdoor Unit - Samsung AC024JXADCHA Installation Manual

Troubleshooting

The table below give indication about self diagnostic routine . Some of error code requires activities exclusively for Authorized
Service Center .

Outdoor unit

If an error occurs during the operation, it is displayed on the outdoor unit PCB LED, both MAIN PCB and INVERTER PCB.
No.
Normal operation
- (MAIN : IndoorOutdoor : Green ON)
(INVERTER : MAIN PCBINVERTER PCB : Green ON)
1 Unit quantity miss matching between indoor and outdoor .
Abnormal state, no communication between Indoor and
2
Outdoor Main PCB
3 1min . Time out of communcation error(MainInverter)
4 Outdoor temp sensor error
5 Cond . temp sensor error
6 Discharge temp sensor error
7 OLP Sensor Error
8 Detection of Outdoor Freezing when Comp . Stop
9 Protection of Outdoor Overload when Comp . Stop
Discharge temperature of a compressor in an
10
outdoor unit is overheated .
Heating operation is not available since the outdoor air
temperature is over 86 °F .
11
Cooling operation is not available since the outdoor air
temperature is lower than 5 °F .
12 Outdoor unit BLDC Fan 1 or Fan 2 error
13 Comp . Starting error
14 Primary Current Trip error
15 Over current trip / PFC over current error
16 IPM(IGBT Module) Over Current(O . C )
17 Comp . Over load error
18 DC-Link voltage under/over error
19 Comp . wire missing error
20 Current sensor error
21 Outdoor EEPROM error
22 IPM(IGBT Module) or PFCM Temperature sensor Error
23 PFC Overload Error
24 IPM is over heated .
25 GAS Leak error
30
4way Outdoor_북미향_IM_EN_05138A-00.indd 30
Meaning Remarks
Check indoor quantity setting in outdoor
Check electrical connection and setting
Check electrical connection and setting
Check Outdoor sensor Open/Short
Check Cond . sensor Open/Short
Check Discharge sensor Open/Short
Check OLP sensor Open/Short
Check Outdoor Cond .
Check Comp . when it start
Heating
Cooling
FAN1 error
FAN2 error
Check OLP sensor
Check AC Power or DC_Link voltage
Check Comp . wire
Check Outdoor Inverter PBA
Check Outdoor EEPROM data
Check Outdoor Inverter PBA
Check Outdoor Inverter PBA
Check Outdoor Inverter PBA
Check indoor and outdoor unit model
Error Code
-
E201
E202
E203
E221
E231
E251
E320
E403
E404
E416
E440
E441
E458
E475
E461
E462
E463
E464
E465
E466
E467
E468
E471
E474
E484
E500
E554
2014-12-08 오후 3:12:48