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57
ENGLISH
Display Title Cause of Error
2 5 *
Master Outdoor Unit Input Voltage High/ Low
Voltage
Master Outdoor Unit input voltage is over 537 V or below 247 V
(ARUM***LTE5)
Master Outdoor Unit input voltage is over 310 V or below 143 V
(ARUM***BTE5)
Master Outdoor Unit input voltage is over 598 V or below 320 V
(ARUM***DTE5)
Master Outdoor Unit input voltage is over 776 V or below 373 V
(ARUM***CTE5)
2 6 *
Master Outdoor Unit Inverter Compressor Start
Failure
The first start failure by Master Outdoor Unit Inverter Compressor
abnormality or Compressor locked
2 9 *
Master Outdoor Unit Inverter Compressor Over
Current
Master Outdoor Unit Inverter Compressor Fault or some bits in
pipe.
3 2 *
Master Outdoor Unit Inverter Compressor1 High
Discharge Temperature
Master Outdoor Unit Inverter Compressor1 High Discharge
Temperature
3 3 *
Master Outdoor Unit Inverter Compressor2 High
Discharge Temperature
Master Outdoor Unit Inverter Compressor2 High Discharge
Temperature
3 4 * High Pressure of Master Outdoor Unit High Pressure of Master Outdoor Unit
3 5 * Low Pressure of Master Outdoor Unit Low Pressure of Master Outdoor Unit
40*
Master Outdoor Unit Inverter Compressor CT
Sensor Fault
Master Outdoor Unit Inverter Compressor CT Sensor open or short
4 1 *
Master Outdoor Unit Inverter Compressor1
Discharge Temperature Sensor Fault
Master Outdoor Unit Inverter Compressor Discharge Temperature
Sensor open or short
4 2 * Master Outdoor Unit Low Pressure Sensor Fault Master Outdoor Unit Low Pressure Sensor open or short
4 3 * Master Outdoor Unit High Pressure Sensor Fault Master Outdoor Unit High Pressure Sensor open or short
4 4 * Master Outdoor Unit Air Temperature Sensor Fault Master Outdoor Unit Air Temperature Sensor open or short
4 5 *
Master Outdoor Unit Heat Exchanger Temperature
Sensor (Front side) Fault
Master Outdoor Unit Heat Exchanger Temperature Sensor(Front
side) open or short
4 6 *
Master Outdoor Unit Suction Temperature Sensor
Fault
Master Outdoor Unit Suction Temperature Sensor open or short
4 7 *
Master Outdoor Unit Inverter Compressor2
Discharge Temperature Sensor Fault
Master Outdoor Unit Inverter Compressor2 Discharge Temperature
Sensor open or short
4 9 *
Master Outdoor Unit Faulty IPM Temperature
Sensor
Master Outdoor Unit IPM Temperature Sensor short/open
50*
Omitting connection of R, S, T power of Master
Outdoor Unit
Omitting connection of Master outdoor unit
5 1 * Excessive capacity of indoor units
Excessive connection of indoor units compared to capacity of
Outdoor Unit
52*
Communication error : inverter PCB ’ Main PCB
Failing to receive inverter signal at main PCB of Master Outdoor
Unit
53*
Communication error : indoor unit ’ Main PCB of
Outdoor Unit
Failing to receive indoor unit signal at main PCB of Outdoor Unit.
57*
Communication error : Main PCB ’ inverter PCB
Failing to receive signal main PCB at inverter PCB of Master
Outdoor Unit
6 0 * Inverter PCB EEPROM Error of Master Outdoor Unit Access Error of Inverter PCB of Master Outdoor Unit
62*
Master Outdoor Unit Inverter Heatsink High
Temperature
System is turned off by Master Outdoor Unit Inverter Heatsink High
Temperature
65*
Master Outdoor Unit Inverter Heatsink Temperature
Sensor Fault
Master Outdoor Unit Inverter Heatsink Temperature Sensor open
or short
6 7 * Master Outdoor Unit Fan Lock Restriction of Master Outdoor Unit
7 1 * Inverter CT Sensor Error of Master Outdoor Unit Inverter CT Sensor open or short of Master Outdoor Unit
7 5 * Master Outdoor Unit Fan CT Sensor Error Master Outdoor Unit Fan CT Sensor open or short
7 7 * Master Outdoor Unit Fan Over Current Error Master Outdoor Unit Fan Current is over 6A
7 9 * Master Outdoor Unit Fan Start Failure Error
The first start failure by Master Outdoor Unit Fan abnormality or
Fan locked
8 6 * Master Outdoor Unit Main PCB EEPROM Error
Communication Fail Between Master Outdoor Unit Main MICOM
and EEPROM or omitting EEPROM
8 7 * Master Outdoor Unit Fan PCB EEPROM Error
Communication Fail Between Master Outdoor Unit Fan MICOM
and EEPROM or omitting EEPROM
1 0 4*
Communication Error Between Master Outdoor
Unit and Other Outdoor Unit
Failing to receive Slave Unit signal at main PCB of Master
Outdoor Unit
1 0 5* Outdoor Unit Fan PCB Communication Error Failing to receive fan signal at main PCB of Outdoor unit
1 0 6* Outdoor Unit Fan IPM Fault Error Instant Over Current at Outdoor Unit Fan IPM
Outdoor unit related error
1,MFL68980308,영영 2018. 11. 13. 영영 3:24 Page 57
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