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Troubleshooting / Error Codes
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ERROR CODE TABLES
Error code
Error name
Error condition
Control during error Cancel condition
CHxx052
Communication error with inverter controller
Communication error with inverter controller
Stop applicable cycle Automatically return to normal condition
CHxx053
Communication failure between Indoor and Outdoor Unit
Communication failure between Indoor and Outdoor Unit
Stop applicable cycle Automatically return to normal condition
CHxx054
Reversed phase on Outdoor Unit’s 3 phased power source (Reversed connec-
tion on RST)
Reversed phase on Outdoor Unit’s 3 phased power source (Reversed connec-
tion on RST)
Stop applicable cycle Automatically return to normal condition
CHxx057
Communication error with inverter controller
Communication error with inverter controller
Stop applicable cycle Automatically return to normal condition
CHxx059
Installation Failure of Series Model Outdoor Unit
Installation Failure of Series Model Outdoor Unit
Stop applicable cycle Automatically return to normal condition
CHxx060
Inverter PCB EEPROM error
Inverter PCB EEPROM error
Stop applicable cycle Automatically return to normal condition
CHxx062
Surge in inverter board IPM temperature
Surge in inverter board IPM temperature
Correspond cycle stop Automatic return to a normal condition
CHxx065
Inverter IPM temperature sensor error
Inverter IPM temperature sensor is short/open
Stop applicable cycle Automatically return to normal condition
CHxx067
Fan lock
Fan locked
Stop applicable cycle Automatically return to normal condition
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