Samsung RC100DHXEH - Page 41

Samsung Electronics 4-9
4-4-3 Troubleshooting for 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.
LED Display
Displayed
PCB Assy
Meaning Remarks Error Code
Red Green Yellow
-
z|
MAIN/INVERTER
Normal operation
(MAIN : IndoorOutdoor : Green ON)
(INVERTER : MAIN PCBINVERTER PCB :
Green ON)
-
1
z|
MAIN
Unit quantity miss matching between
indoor and outdoor.
Check indoor quantity
setting in outdoor (Refer
to page 17.)
E201
2
zz|
MAIN/INVERTER
Abnormal state, no communication
between Indoor and Outdoor Main PCB
Check electrical
connection and setting
E202
z||
3
zz
MAIN/INVERTER
1min. Time out of communcation
error(MainInverter)
Check electrical
connection and setting
E203
4
z|
MAIN Outdoor temp sensor error
Check Outdoor sensor
Open/Short
E221
5
z|
MAIN Cond. temp sensor error
Check Cond. sensor
Open/Short
E231
6
z|
MAIN Discharge temp sensor error
Check Discharge sensor
Open/Short
E251
7
z|
MAIN OLP Sensor Error
Check OLP sensor
Open/Short
E320
8
z|
MAIN
Detection of Outdoor Freezing when
Comp. Stop
Check Outdoor Cond. E403
9
z|
MAIN
Protection of Outdoor Overload when
Comp. Stop
Check Comp. when it start E404
10
z|
MAIN
Discharge temperature of a compressor
in an outdoor unit is overheated.
E416
11
z|
MAIN
Heating operation is not available since
the outdoor air temperature is over 30°C.
Heating E440
Cooling operation is not available since
the outdoor air temperature is lower than
-5°C.
Cooling E441
12
||z
MAIN/INVERTER Outdoor unit BLDC Fan 1 or Fan 2 error
FAN1 error E458
FAN2 error E475
13
||
MAIN/INVERTER Comp. Starting error E461
14
z|
MAIN Primary Current Trip error E462
15
z|
MAIN Over current trip / PFC over current error Check OLP sensor E463
16
||
MAIN/INVERTER IPM(IGBT Module) Over Current(O.C) E464
17
|z
MAIN/INVERTER Comp. Over load error E465
18
z|
MAIN/INVERTER DC-Link voltage under/over error
Check AC Power or
DC_Link voltage
E466
19
z|z
MAIN/INVERTER Comp. wire missing error Check Comp. wire E467
20
z
MAIN/INVERTER Current sensor error
Check Outdoor Inverter
PBA
E468
21
z|
MAIN Outdoor EEPROM error
Check Outdoor EEPROM
date
E471
22
|
MAIN/INVERTER
IPM(IGBT Module) or PFCM Temperature
sensor Error
Check Outdoor Inverter
PBA
E474
23
zz
MAIN/INVERTER PFC Overload Error
Check Outdoor Inverter
PBA
E484
24
|
MAIN/INVERTER IPM is over heated.
Check Outdoor Inverter
PBA
E500
25
z|
MAIN GAS Leak error
Check indoor and outdoor
unit model
E554
26
z|
MAIN
Capacity miss match between indoor and
outdoor
Check indoor and outdoor
unit model
E556
27
z|
MAIN
Option code miss matching among the
indoors (only for DPM)
Check indoor option code E557
| Off  Blink z On
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