Specifications

11. Error code list

Error codes and their definitions are shown below. If an error occurs, note the error code and consult your dealer.

(A) indicates A-control units.

0100 Equipment abnormality

01*0 Equipment abnormality (PAC-YG66DCA) in system *

01** Equipment abnormality in system **

0403 Serial transmission trouble

0404 Indoor unit EEPROM error (A)

0701 Combustion circuit abnormality (A)

0702 Combustion heat exchange overheating protection (A)

0703 Accidental fire (A)

0704 Heater abnormality (A)

0705 Seismoscope malfunction (A)

0706 Flame current sensor abnormality (A)

0707 Ignition abnormality (A)

0708 Blower motor rotation abnormality (A)

0709 Oil pump circuit abnormality (A)

0900 Test run

1000 Refrigerant cycle abnormality

10*0 Refrigerant cycle abnormality in line *

1102 Discharge temperature abnormality (TH4) (A)

1108 Inner thermo (49C) operation (A)

11** Refrigerant cycle temperature abnormality - Common operand: **

1300 Low-pressure abnormality (63L operation) (A)

13** Refrigerant cycle pressure abnormality - Common operand: **