Samsung AC035HBMDKH, Руководство по обслуживанию, Страница: 37 / 82

Samsung Electronics 4-3
4-2 Outdoor Trouble shooting
◆ If an error occurs during the operation, it is displayed on the outdoor unit PCB.
No. Meaning Remarks Error Code
1 Unit quantity miss matching between indoor and outdoor. Check indoor quantity setting in outdoor E201
2
Abnormal state, no communication between Indoor and Outdoor
Main PCB
Check electrical connection and setting E202
3
1min. Time out of communcation error(Main
Ê
Inverter)
Check electrical connection and setting E203
4 Outdoor temp sensor error Check Outdoor sensor Open/Short E221
5 Cond. temp sensor error Check Cond. sensor Open/Short E231
6 Discharge temp sensor error Check Discharge sensor Open/Short E251
7 OLP Sensor Error Check OLP sensor Open/Short E320
8 Detection of Outdoor Freezing when Comp. Stop Check Outdoor Cond. E403
9 Protection of Outdoor Overload when Comp. Stop Check Comp. when it start E404
10
Discharge temperature of a compressor in an
outdoor unit is overheated.
E416
11
Heating operation is not available since the outdoor air tem-
perature is over 30°C.
Heating E440
Cooling operation is not available since the outdoor air tem-
perature is lower than -5°C.
Cooling E441
12
Outdoor unit BLDC Fan 1 or Fan 2 error FAN1 error E458
FAN2 error E475
13 Comp. Starting error E461
14 Primary Current Trip error E462
15 Over current trip / PFC over current error Check OLP sensor E463
16 IPM(IGBT Module) Over Current(O.C) E464
17 Comp. Over load error E465
18 DC-Link voltage under/over error Check AC Power or DC_Link voltage E466
19 Comp. wire missing error Check Comp. wire E467
20 Current sensor error Check Outdoor Inverter PBA E468
21 Outdoor EEPROM error Check Outdoor EEPROM data E471
22 IPM(IGBT Module) or PFCM Temperature sensor Error Check Outdoor Inverter PBA E474
23 PFC Overload Error Check Outdoor Inverter PBA E484
24 IPM is over heated. Check Outdoor Inverter PBA E500
25 GAS Leak error Check indoor and outdoor unit model E554
26 Capacity miss match between indoor and outdoor Check indoor and outdoor unit model E556
27 Option code miss matching among the indoors (only for DPM) Check indoor option code E557
28 Outdoor EEPROM error (checksum) Check Outdoor EEPROM data E470
29 EEV or Valve Close error-Self diagnosis
1. Check if the service valve is open
2. Check for refrigerant leakage (pipe connections, heat
exchanger) and charge refrigerant if necessary
3. Check if there's any blockage on refrigerant cycle
(indoor unit/outdoor unit)
4. Check if additional refrigerant has been added after
pipe extension
E422
30 Outdoor EEPROM checksum error between MAIN and INVERTER. Check Outdoor Inverter PBA E590
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