Appendix
34
English
Troubleshooting
Appendix
Abnormal conditions
LED lamp display
Remarks
Operation Defrost Timer Filter
Power reset XXX
Error of temperature sensor in the indoor unit
(Open/ Short)
X
XX
Error of heat exchanger sensor in the indoor
unit (Open/Short)
XX
Error of fan motor in the indoor unit X X
X
Error of the outdoor temperature sensor
Error of the condensor temperature sensor
Error of the discharge temperature sensor
X X
No communication for 2 minutes between
indoor and outdoor unit (communication
error for more than 2 minutes)
X
X
Error of outdoor unit
Error of the terminal block thermal fuse
(Open)
X
Detection of the float switch X X
EEPROM ERROR
EEPROM option error
Outdoor valve clogging error X
Miss matching error between indoor unit and
outdoor unit
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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