6602 “Communication error - Transmission processor hardware error”
6603 “Communication error - Transmission line busy”
6604 “Communication error - No ACK (06H) (communication circuit error)”
6605 “Communication error - No response frame”
6606 “Communication error - Transmission processor communication error”
6607 “Communication error - No ACK return”
6608 “Communication error - No return of response frame”
6609 “Communication error”
6610 “Communication error”
6700 “Communication error - K-transmission abnormality”
6701 “Communication error - K-transmission error”
6702 “Communication error - K-address duplicate”
6750 “Communication error - K abnormality code PO”
6751 “K abnormality - Room temperature thermistor abnormality”
6752 “K abnormality - Indoor coil thermistor abnormality, Condensation temperature sensor
abnormality”
6753 “K abnormality - Transmit/receive error”
6754 “K abnormality - Drain sensor abnormality, Float switch function”
6755 “K abnormality - Drain pump abnormality”
6756 “K abnormality - Coil frost/overheat protection”
6757 “K abnormality - System error”
6758 “K abnormality - Outdoor unit trouble, Indoor/outdoor communication error”
6761 “K abnormality - Room temperature thermistor abnormality”
6762 “K abnormality - Indoor coil thermistor abnormality, Condensation temperature sensor
abnormality”
6763 “K abnormality - Transmit/receive error”
6764 “K abnormality - Drain sensor abnormality”
6765 “K abnormality - Drain pump abnormality”
6766 “K abnormality - Coil frost/overheat protection”
6767 “K abnormality - Outdoor unit trouble - Indoor/outdoor communication error”
6771 “K abnormality - High pressure abnormality, Low pressure abnormality”
6772 “K abnormality - Inner thermostat function, Discharge temperature abnormality, Shell
thermostat function, Overcurrent protection”
6773 “K abnormality - Radiator plate thermostat function”
6774 “K abnormality - Outdoor thermistor abnormality”
6775 “K abnormality - Pressure sensor abnormality, Indoor/outdoor communication error”
6776 “K abnormality - Overcurrent shut-off”
6777 “K abnormality - System error”
6778 “K abnormality - Normal”
6779 “K abnormality - Refrigerant overcharge, Abnormal voltage, Abnormal CT sensor”
6800 “Communication error - Other communication errors”
6801 “Communication error - V-control communication error”
6810 “Communication error - UR communication error”
6811 “Communication error - UR communication synchronism not recover”
6812 “Communication error - UR communication hardware error”
6813 “Communication error - UR communication status bit detection error”
6820 “Other communication errors”
6821 “Other communication errors - Transmission line busy”
6822 “Other communication errors - No communication ACK”
6823 “Other communication errors - No response command”
6824 “Other communication errors - Receive data error”
6830 “Communication error - MA communication refrigerant address double setting error”
6831 “Communication error – No MA communication reception error”
6832 “Communication error – MA communication synchronism not recover”
6833 “Communication error - MA communication transmission/reception hardware trouble”
6834 “Communication error - MA communication start bit detection error”
7000 “System abnormality”
7100 “System abnormality - Total capacity error”
7101 “System abnormality - Capacity code error”
7102 “System abnormality - Connecting unit number excess”
7103 “System abnormality - Piping length setting error”
7104 “System abnormality - Floor height setting error”
7105 “System abnormality - Address setting over 254”
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