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106 Outdoor Unit
Display Title Cause of Error
Outdoor unit related error
2 3
1
Master Outdoor Unit Inverter Compressor
DC link Low Voltage1
DC charging is not performed at Master Outdoor Unit
after starting relay turn on.
2
Slave1 Outdoor Unit Inverter Compressor
DC link Low Voltage
DC charging is not performed at Slave1 Outdoor Unit
after starting relay turn on.
3
Slave2 Outdoor Unit Inverter Compressor
DC link Low Voltage
DC charging is not performed at Slave2 Outdoor Unit
after starting relay turn on.
2 4
1
Master Outdoor Unit High Pressure
Switch
System is turned off by Master Outdoor Unit high
pressure switch.
2
Slave1 Outdoor Unit High Pressure
Switch
System is turned off by slave1 Outdoor Unit high
pressure switch.
3
Slave2 Outdoor Unit High Pressure
Switch
System is turned off by slave2 Outdoor Unit high
pressure switch.
2 5
1
Master Outdoor Unit Input Voltage High/
Low Voltage
Master outdoor unit Input voltage is over 514V or below 300V(DT3 Model)
Master outdoor unit Input voltage is over 300V or below 173V(BT3 Model)
2
Slave1 Outdoor Unit Input Voltage High/
Low Voltage
slave1 outdoor unit Input voltage is over 514V or below 300V(DT3 Model)
slave1 outdoor unit Input voltage is over 300V or below 173V(BT3 Model)
3
Slave2 Outdoor Unit Input Voltage High/
Low Voltage
slave2 outdoor unit Input voltage is over 514V or below 300V(DT3 Model)
slave2 outdoor unit Input voltage is over 300V or below 173V(BT3 Model)
2 6
1
Master Outdoor Unit Inverter Compressor
Start Failure
The First Start Failure by Master Outdoor Unit Inverter
Compressor Abnormality
2
Slave1 Outdoor Unit Inverter Compressor
Start Failure
The First Start Failure by Slave1 Outdoor Unit Inverter
Compressor Abnormality
3
Slave2 Outdoor Unit Inverter Compressor
Start Failure
The First Start Failure by Slave2 Outdoor Unit Inverter
Compressor Abnormality
2 8
1
Master Outdoor Unit Inverter DC link High
Voltage
System is turned off by Master Outdoor Unit DC Voltage
Over Charging
2
Slave1 Outdoor Unit Inverter DC link High
Voltage
System is turned off by Slave1 Outdoor Unit DC Voltage
Over Charging
3
Slave2 Outdoor Unit Inverter DC link High
Voltage
System is turned off by Slave2 Outdoor Unit DC Voltage
Over Charging
2 9
1
Master Outdoor Unit Inverter Compressor
Over Current
Master Outdoor Unit Inverter Compressor Fault OR Drive
Fault
2
Slave1 Outdoor Unit Inverter Compressor
Over Current
Slave1 Outdoor Unit Inverter Compressor Fault OR Drive
Fault
3
Slave2 Outdoor Unit Inverter Compressor
Over Current
Slave2 Outdoor Unit Inverter Compressor Fault OR Drive
Fault
3 0
1
Master Outdoor Unit Constant Speed
Compressor2 High Discharge Temperature
System is turned off by Master Outdoor Uunit Constant
Speed Compressor2 High Discharge Temperature
2
Slave1 Outdoor Unit Constant Speed
Compressor2 High Discharge Temperature
System is turned off by Slave1 Outdoor Unit Constant
Speed Compressor2 High Discharge Temperature
3
Slave2 Outdoor Unit Constant Speed
Compressor2 High Discharge Temperature
System is turned off by Slave2 Outdoor Unit Constant
Speed Compressor2 High Discharge Temperature
Test Run
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