112006.02.03
When the fault is cleared, the LED lamp goes off.
When a malfunction occurs in the outdoor unit, the LEDs on the circuit
board light to indicate the error. Refer to the following table for the descrip-
tion of each error according to the LEDs.
Quick flash continued Quick flash continued
Model abnormal or EEPROM
abnormal
0.1 sec.
OFF
ON
0.1 sec.
OFF
ON
2 quick flash repeated
Dislighting continued UNIT A
Discharge temperature sensor error
3 quick flash repeated
Dislighting continued
UNIT A
Outdoor heat exchanger temperature
sensor error
0.5 sec.
2 sec.
OFF
ON
0.5 sec.
2 sec.
OFF
ON
4 quick flash repeated Dislighting continued Outdoor temperature sensor error
5 quick flash repeated Dislighting continued UNIT A
Communication signal error
6 quick flash repeated Dislighting continued UNIT A
Indoor unit error
7 quick flash repeated Dislighting continued UNIT A
Discharge temperature abnormal
UNIT B
Discharge temperature sensor error
UNIT B
Outdoor heat exchanger tempera-
ture sensor error
Dislighting continued 5 quick flash repeated UNIT B
Communication signal error
Dislighting continued 6 quick flash repeated UNIT B
Indoor unit error
2 quick flash repeated
3 quick flash repeated
0.5 sec.
2 sec.
OFF
ON
0.5 sec.
2 sec.
OFF
ON
Dislighting continued
Dislighting continued
Dislighting continued 7 quick flash repeated UNIT B
Discharge temperature abnormal
OUTDOOR UNIT
Error display
Error contents
LED 1 LED 2