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English
Appendix
• If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.
• If you re-operate the air conditioner, it operates normally at first, then detect an error again.
LED Display on the indoor unit
AC036/048/054TNCDKC
Abnormal conditions
Indicators
Remarks
Blue
Green
Orange
Red
Power reset
X
X
X
0.5[S]=On, 0.5[S]=Off
Operation on
X
X
X
Operation off
X
X
X
X
Reservation
X
X
X
Filter sign
X
X
X
Defrosting
X
X
X
1[S]=On, 9[S]=Off
Smart install Error
X
X
X
Communication error between indoor
units and outdoor unit
X
X
X
EEPROM error /EEPROM option error
X
X
Error of temperature sensor in indoor
unit (open/short)
X
X
X
Error of outdoor Unit/Self-Diagnosis
X
X
X
Error of the indoor unit pipe sensor
X
X
Indoor fan error
X
X
Thermal fuse open error
X
X
Indoor unit float S/W 2nd detection
X
X
: On, : Blinking, X : Off
• If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
• If you re-operate the air conditioner, it operates normally at first, then detects an error again.
• If the LED displays only one color, it is turned on for a second and turned off for a second.
• If the LED displays more than two colors, each color is shown for a second alternately.
Appendix
Troublshooting
Содержание AC TNCDKC Series
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