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Troubleshooting
76
Samsung Electronics
4-5-2 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
Hydro unit quantity is mismatched.
Check Hydro unit quantity
setting in outdoor
E201
2
z
z
|
MAIN/INVERTER
Abnormal state, no communication between
Indoor and Outdoor Main PCB
Check electrical
connection and setting
E202
|
|
4
z
z
MAIN/INVERTER
1min. Time out of communcation
error(Main
¥
Inverter)
Check electrical
connection and setting
E203
5
z
|
MAIN
Outdoor temp sensor error
Check Outdoor sensor
Open/Short
E221
6
z
|
MAIN
Cond. temp sensor error
Check Cond. sensor
Open/Short
E231
7
z
|
MAIN
Discharge temp sensor error
Check Discharge sensor
Open/Short
E251
8
z
|
MAIN
OLP Sensor Error
Check OLP sensor
Open/Short
E320
9
z
|
MAIN
Detection of Outdoor Freezing when Comp.
Stop
Check Outdoor Cond.
E403
10
z
|
MAIN
Protection of Outdoor Overload when Comp.
Stop
Check Comp. when it start
E404
11
z
|
MAIN
Discharge temperature of a compressor in an
outdoor unit is overheated.
E416
12
z
|
MAIN
Outdoor EEV
Open error
Check EEV
E419
13
z
|
MAIN
Miss wiring error at
3Phase power source line
(Only 3Phase Model)
Check Power
Line-R,S,T,N
E425
14
z
|
MAIN
Gas leakage error
(Stop state)
Check Gas leak
E439
15
z
|
MAIN
Heating operation is not available since the
outdoor air temperature is over 35°C.
Heating
E440
16 Cooling
E441
16
z
|
MAIN
Gas leakage error
(Before operating)
Check Gas leak
E443
17
|
|
z
MAIN/INVERTER
Outdoor unit BLDC Fan 1 or Fan 2 error
FAN1 error
E458
19 E475
18
|
|
MAIN/INVERTER
Comp. Starting error
E461
19
z
|
MAIN
Primary Current Trip error
E462
20
z
|
MAIN
Over current trip / PFC over current error
Check OLP sensor
E463
21
|
|
MAIN/INVERTER
IPM(IGBT Module) Over Current(O.C)
E464
22
|
z
MAIN/INVERTER
Comp. Over load error
E465
23
z
|
MAIN/INVERTER
DC-Link voltage under/over error
Check AC Power or
DC_Link voltage
E466
|
Off
Blink
z
On
Содержание AE090MNYDEH
Страница 42: ...Disassembly and Reassembly 42 Samsung Electronics No Parts Procedure Remark ...
Страница 54: ...Disassembly and Reassembly 54 Samsung Electronics No Parts Procedure Remark ...
Страница 62: ...62 Samsung Electronics 4 Troubleshooting 4 1 Error Display AE090 120 160MXTP AE044 066MXTP ...
Страница 107: ...Samsung Electronics 107 This Document can not be used without Samsung s authorization 6 1 2 3Phase Model ...