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84 Outdoor Unit
Test Run
Display Title Cause of Error
1
Master Outdoor Unit Inverter Compressor CT Sensor open or short
402
Slave1 Outdoor Unit Inverter Compressor CT Sensor open or short
3
Slave2 Outdoor Unit Inverter Compressor CT Sensor open or short
1
Master Outdoor Unit Inverter Compressor Discharge Temperature
Sensor open or short
412
Slave1 Outdoor Unit Inverter Compressor Discharge Temperature
Sensor open or short
3
Slave2 Outdoor Unit Inverter Compressor Discharge Temperature
Sensor open or short
1
Master Outdoor Unit Low Pressure Sensor open or short
422
Slave1 Outdoor Unit Low Pressure Sensor open or short
3
Slave2 Outdoor Unit Low Pressure Sensor open or short
1
Master Outdoor Unit High Pressure Sensor open or short
432
Slave1 Outdoor Unit High Pressure Sensor open or short
3
Slave2 Outdoor Unit High Pressure Sensor open or short
1
Master Outdoor Unit Air Temperature Sensor open or short
442
Slave1 Outdoor Unit Air Temperature Sensor open or short
3
Slave2 Outdoor Unit Air Temperature Sensor open or short
1
Master Outdoor Unit Heat Exchanger Temperature Sensor(Front
side) open or short
452
Slave1 Outdoor Unit Heat Exchanger Temperature Sensor (Front
side) open or short
3
Slave2 Outdoor Unit Heat Exchanger Temperature Sensor(Front
side) open or short
1
Master Outdoor Unit Suction Temperature Sensor open or short
462
Slave1 Outdoor Unit Suction Temperature Sensor open or short
3
Slave2 Outdoor Unit Suction Temperature Sensor open or short
1
Master Outdoor Unit Constant Speed Compressor Discharge
Temperature Sensor open or short
472
Slave1 Outdoor Unit Constant Speed Compressor Discharge
Temperature Sensor open or short
3
Slave2 Outdoor Unit Constant Speed Compressor Discharge
Temperature Sensor open or short
Master Outdoor Unit Inverter Compressor
CT Sensor Fault
Slave1 Outdoor Unit Inverter Compressor
CT Sensor Fault
Slave2 Outdoor Unit Inverter Compressor
CT Sensor Fault
Master Outdoor Unit Inverter Compressor
Discharge Temperature Sensor Fault
Slave1 Outdoor Unit Inverter Compressor
Discharge Temperature Sensor Fault
Slave2 Outdoor Unit Inverter Compressor
Discharge Temperature Sensor Fault
Master Outdoor Unit Low Pressure Sensor
Fault
Slave1 Outdoor Unit Low Pressure Sensor
Fault
Slave2 Outdoor Unit Low Pressure Sensor
Fault
Master Outdoor Unit High Pressure Sensor
Fault
Slave1 Outdoor Unit High Pressure Sensor
Fault
Slave2 Outdoor Unit High Pressure Sensor
Fault
Master Outdoor Unit Air Temperature
Sensor Fault
Slave1 Outdoor Unit Air Temperature
Sensor Fault
Slave2 Outdoor Unit Air Temperature
Sensor Fault
Master Outdoor Unit Heat Exchanger
Temperature Sensor (Front side) Fault
Slave1 Outdoor Unit Heat Exchanger
Temperature Sensor (Front side) Fault
Slave2 Outdoor Unit Heat Exchanger
Temperature Sensor (Front side) Fault
Master Outdoor Unit Suction Temperature
Sensor Fault
Slave1 Outdoor Unit Suction Temperature
Sensor Fault
Slave2 Outdoor Unit Suction Temperature
Sensor Fault
Master Outdoor Unit Constant Speed
Compressor Discharge Temperature
Sensor Fault
Slave1 Outdoor Unit Constant Speed
Compressor Discharge Temperature
Sensor Fault
Slave2 Outdoor Unit Constant Speed
Compressor Discharge Temperature
Sensor Fault
Outdoor unit related error
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