SAMSUNG FREE JOINT MULTI AIR CONDITIONING SYSTEM ( FJM ) OUT DOOR UNIT
ERROR CODES
ERROR CODES AND CAUSES
E1 01
Communiaction error (indoor unable to receive
data)
E1 02
E1 02
Outdoor unit communication error (Abnormal
data from indoor unit over 60 packet)
E1 21
E1 21
Indoor unit room temperature sensor error
(Open/Short)
E1 22
E1 22
Indoor unit heat exchanger in temperature
sensor error (Open/Short)
E1 23
E1 23
Indoor unit heat exchanger out temperature
sensor error (Open/Short)
E1 28
E1 28
Indoor unit sensor error-Evaporator pipe in
sensor - Self diagnosis
E1 29
E1 29
Indoor unit sensor error-Evaporator pipe out
sensor - Self diagnosis
E1 54
E1 54
Indoor Unit FAN Error
E1 61
E1 61
More than two indoor units cool and heat
simultaneously
E1 62
E1 62
Indoor Unit EEPROM Error
E1 63
E1 63
Indoor Unit EEPROM Option Error
E1 90
E1 90
Failure of pipe check operation
E1 99
E1 99
No pipe check operation check - occasion : try
to operation after the installation through auto addressing mode without pipe
check operation.
E2 01
E2 01
The number of Indoor unit mismatched
E2 02
E2 02
Communication error between the outdoor and
indoor unit
E2 03
E2 03
Outdoor communication error between main PCB
and sub PCB
E3 21
E3 21
Outside temperature sensor error (Short/Open)
- Error level: over 4.9V (-50°C) under
0.4V (93°C)
E2 37
0.4V (93°C)
E2 37
Condenser temperature sensor error
(Short/Open) - Error level: over 4.9V (-50°C)
under 0.4V (93°C)
E2 46
under 0.4V (93°C)
E2 46
Outdoor unit sensor error - Condenser out
sensor (Short/Open) - Self diagnosis
E2 51
E2 51
Compressor Discharge temperature sensor error
E2 61
E2 61
Compressor discharge sensor detached - Self
diagnosis
E3 20
E3 20
Compressor OLP sensor error (Short/Open) -
Error condition : outdoor temperature
under -20°C - Error level : over 4.95V (-30°C) under 0.5V (151°C)
E3 30
under -20°C - Error level : over 4.95V (-30°C) under 0.5V (151°C)
E3 30
EvaIn1 Sensor Short/Open
E3 31
E3 31
EvaIn2 Sensor Short/Open
E3 32
E3 32
EvaIn3 Sensor Short/Open
E3 33
E3 33
EvaIn4 Sensor Short/Open
E3 34
E3 34
EvaIn5 Sensor Short/Open
E3 35
E3 35
EvaOut1 Sensor Short/Open
E3 36
E3 36
EvaOut2 Sensor Short/Open
E3 37
E3 37
EvaOut3 Sensor Short/Open
E3 38
E3 38
EvaOut4 Sensor Short/Open
E3 39
EvaOut5 Sensor Short/Open
E4 01
E4 01
Outdoor unit freezing(Compressor stop)
E4 04
E4 04
Outdoor unit overload - Safety
control(Compressor stop)
E4 16
E4 16
Outdoor unit high discharge temperature -
Safety control (Compressor stop)
E4 29
E4 29
Outdoor unit EEV open (Stopped indoor unit’s)
-Self diagnosis
E4 22
E4 22
Outdoor unit EEV open (operating indoor
unit’s) -Self diagnosis
E4 40
E4 40
High temperature(over 30°C) of outdoor as
heating mode
E4 41
E4 41
Low temperature(under -10°C) of outdoor as
cooling mode
E4 58
E4 58
Outdoor Fan Error
E4 60
E4 60
Communication cable mismatched between indoor
and outdoor unit
E4 61
E4 61
Inverter compressor starting failure (5 times)
E4 62
E4 62
Compressor trip by input current control mode
(PFC over current)
E4 63
E4 63
Compressor trip by OLP temperature control
mode
E4 64
E4 64
Over current
E4 65
E4 65
Compressor Vlimit Error
E4 66
E4 66
DC link Voltage error (under 150V, over 410V)
E4 67
E4 67
Abnormal compressor running (Compressor
Rotation Error)
E4 68
E4 68
Current sensor error
E4 69
E4 69
DC link Voltage sensor error
E4 71
E4 71
OTP Error
E4 72
E4 72
Inverter micom zero-crossing error
