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Troubleshooting
Abnormal condition
10. Low pressure sensor is detached
11. Outdoor unit Compression ratio 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
Floating Switch (2nd detection)
EEPROM error
EEPROM option error
Error due to incompatible indoor unit
MDS (Motion Detecting Sensor) Error
: 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 detect an error again.
• When E108 error occurs, change the address and reset the system.
• Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and
indoor unit #2 will display E108, A002.
38
English
Operation
Defrost
Error code
E306
E428
E413
E410
X
E180
E181
E153
X
E162
E163
E164
LED Display
Timer
Filter
X
X
X
X
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