LG PRCKD42E Owner's Manual page 133

Multi V error code list
Error Code
CH1x001 Indoor unit air temperature sensor defect
CH1x002 Indoor unit pipe inlet temperature sensor defect
CH1x003 Wired remote controller and indoor unit communication defect
CH1x004 Indoor unit drain defect
CH1x005 Outdoor unit/indoor unit communication defect
CH1x006 Indoor unit pipe outlet temperature sensor defect
CH1x007 Different operation
CH1x009 Indoor unit EEPROM Access defect
CH1x010 Indoor fan lock
CH1x012 Indoor middle pipe sensor error
CH1x013 Heater terminal block sensor
CH1x015 BLDC fan driver communication defect
CH1x021 DC Peak
CH1x022 Max. CT, maximum current error
CH1x023 DC link voltage (low)
CH1x024 High pressure/heat radiation plate SW
CH1x025 Low voltage / high voltage
CH1x026 DC Comp position error
CH1x027 PSC Fault error
CH1x028 DC link voltage (High)
CH1x029 Comp over-current
CH1x030 Fixed speed No.2 compressor outlet temperature excessive rise
CH1x031 CT error (low current)
CH1x032 Inverter outlet temperature error (High)
CH1x034 High pressure excessive rise
CH1x035 Low pressure excessive rise
CH1x036 Low compression ratio error
CH1x037 Compressor limit over error
CH1x038 Outdoor LEV defect
CH1x039 Communication defect (inverter <-> PFC)
CH1x040 Inverter CT Sensor open/short
CH1x041 Inverter outlet temperature sensor open/short
CH1x042 Low pressure sensor open/short
CH1x043 Heat exchanger temperature sensor (Top)
Error name
APPENDIX
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