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Troubleshooting
1. COND mid sensor is detached
2. Refrigerant leakage (2nd detection)
3. Abnomally high temperature on Cond (2nd detection)
4. Low pressure s/w (2nd detection)
5. Abnomally high temperature on discharged air on outdoor unit
(2nd detection)
6. Indoor operation stop due to unconfirmed error on outdoor unit
7. Error due to reverse phase detection
8. Comp stop due to freeze detection (6th detection)
9. High pressure sensor is detached
10. Low pressure sensor is detached
11. Outdoor unit copression ration error
12. Outdoor sump down_1 prevetion control
13. Compressor down due to low pressure sensor prevention control_1
14. Simultaneous opening of cooling/heating MCU SOL valve
(1st detection)
15. Simultaneous opening of cooling/heating MCU SOL valve
(2nd detection)
Other outdoor unit self-diagnosis error that is not on the above list
EEPROM error
26 English
Abnormal condition
LED Display
Error
code
E241
E554
E450
E451
E416
E559
E425
E403
E301
E306
E428
E413
E410
E180
E181
E162
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