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Troubleshooting
Abnormal conditions
LED lamp display
Remarks
Operation Defrost Timer Filter
Error of temperature sensor in the indoor unit
(Open/Short)
X X X
Error of EVA IN, OUT sensor in the indoor unit
(Open/Short)
X X
Error of indoor unit fan motor X X
X
Error of outdoor sensor
(outdoor temp./cond/discharge)
X X
No communication for 2 minutes between indoor and
outdoor unit
X
X
Error of outdoor unit/Self-Diagnosis
(Check error code at outdoor unit or solution display)
X
Float switch detection X X
EEPROM error/EEPROM option error
High pressure blockage error X
On
Flickering
X Off
If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
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