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98 Outdoor Unit
Test Run
Failing to receive Slave Unit signal at main PCB of
Master Outdoor Unit
Failing to receive master and other Slave Unit signal at
main PCB of Slave1 Outdoor Unit
Failing to receive master and other Slave Unit signal at
main PCB of Slave2 Outdoor Unit
Failing to receive fan signal at main PCB of master
unit.
Failing to receive fan signal at main PCB of Slave1
unit.
Failing to receive fan signal at main PCB of Slave2
unit.
Instant Over Current at Master Outdoor Unit Fan IPM
Instant Over Current at Slave1 Outdoor Unit Fan IPM
Instant Over Current at Slave2 Outdoor Unit Fan IPM
Master Outdoor Unit(208/230V) Fan DC Link Input Voltage is under 140V
Master Outdoor Unit(460V) Fan DC Link Input Voltage is under 380V
Slave1 Outdoor Unit(208/230V) Fan DC Link Input Voltage is under 140V
Slave1 Outdoor Unit(460V) Fan DC Link Input Voltage is under 380V
Slave2 Outdoor Unit(208/230V) Fan DC Link Input Voltage is under 140V
Slave2 Outdoor Unit(460V) Fan DC Link Input Voltage is under 380V
Liquid pipe temperature sensor of Master Outdoor
Unit is open or short
Liquid pipe temperature sensor of slave1 Outdoor Unit
is open or short
Liquid pipe temperature sensor of slave2 Outdoor Unit
is open or short
Master Outdoor Unit Subcooling Outlet Temperature
Sensor open or short
Slave1 Outdoor Unit Subcooling Outlet Temperature
Sensor open or short
Slave2 Outdoor Unit Subcooling Outlet Temperature
Sensor open or short
Pressure unbalance between Outdoor Units
Pressure unbalance between Outdoor Units
Pressure unbalance between Outdoor Units
Communication Error Between
Master Outdoor Unit and Other
Outdoor Unit
Communication Error Between
Slave1 Outdoor Unit and Other
Outdoor Unit
Communication Error Between
Slave2 Outdoor Unit and Other
Outdoor Unit
Master Outdoor Unit Fan PCB
Communication Error
Slave1 Outdoor Unit Fan PCB
Communication Error
Slave2 Outdoor Unit Fan PCB
Communication Error
Master Outdoor Unit FAN IPM
Fault Error
Slave1 Outdoor Unit FAN IPM
Fault Error
Slave2 Outdoor Unit FAN IPM
Fault Error
Master Outdoor Unit Fan DC Link
Low Voltage Error
Slave1 Outdoor Unit Fan DC Link
Low Voltage Error
Slave2 Outdoor Unit Fan DC Link
Low Voltage Error
Master Outdoor Unit Liquid pipe
Temperature Sensor Error
Slave1 Outdoor Unit Liquid pipe
Temperature Sensor Error
Slave2 Outdoor Unit Liquid pipe
Temperature Sensor Error
Master Outdoor Unit Subcooling
Outlet Temperature Sensor Error
Slave1 Outdoor Unit Subcooling
Outlet Temperature Sensor Error
Slave2 Outdoor Unit Subcooling
Outlet Temperature Sensor Error
Failure of operation mode conver-
sion at Master Outdoor Unit
Failure of operation mode conver-
sion at Slave1 Outdoor Unit
Failure of operation mode conver-
sion at Slave2 Outdoor Unit
Display Title Cause of Error
1
1 0 4 2
3
1
1 0 5 2
3
1
1 0 6 2
3
1
1 0 7 2
3
1
1 1 3 2
3
1
1 1 5 2
3
1
1 5 1 2
3
Outdoor unit related error
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