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No.
26
Capacity miss match between indoor and outdoor
27
Option code miss matching among the indoors (only for DPM) Check indoor option code
28
Outdoor EEPROM error (checksum)
29
EEV or Valve Close error-Self diagnosis
Outdoor EEPROM checksum error between MAIN and
30
INVERTER .
4way Outdoor_북미향_IM_EN_05138A-00.indd 31
Meaning
Remarks
Check indoor and outdoor unit model
Check Outdoor EEPROM Data
1 . Check if the service valve is open
2 . Check for refrigerant leakage (pipe
connections, heat exchanger) and
charge refrigerant if necessary
3 . Check if there's any blockage on
refrigerant cycle (indoor unit/outdoor
unit)
4 . Check if additional refrigerant has been
added after pipe extension
Check Outdoor Inverter PBA
Error Code
E556
E557
E470
E422
E590
31
2014-12-08 오후 3:12:49
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