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ENGLISH
Troubleshooting
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
On
Flickering 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.
Abnormal conditions
Indicators
Remarks
Power reset
Error of temperature sensor in
indoor unit (OPEN/SHORT)
Displayed on appropriate
indoor unit which is
operating
Error of the indoor unit pipe
sensor
Displayed on appropriate
indoor unit which is
operating
Error of the outdoor unit pipe
sensor
Displayed on appropriate
indoor unit which is
operating
Displayed on outdoor unit
Communication error
(Transmitter, wired remote
control)
Error of indoor unit:
Displayed on the indoor
unit
regardless of operation
Communication error between
indoor units
Error of outdoor unit:
Displayed on the indoor
unit
which is operating
Freeze prevention control
(Errors occur during 6th detection)
Error of peripherals option
set-up
EEPROM error
EEPROM option error
Detection of errors
LED Display
