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H6
Protection against malfunction of the compressor current detection circuit
H7
Compressor phase loss protection
H8
Air frost protection
H9
Protection against malfunction of the fan current detection circuit of the outdoor unit
L0
Indoor unit jumper configuration error
L1
Zero crossing detection circuit error
L2
Indoor unit fan motor error
L3
Communication error between UI and EU reported in UI
L6
Communication error between IU and EU reported in the EU
L7
Communication error between UI and wired command
L8
Condenser drain pump error
L9
Water overflow protection
P0
EEPROM malfunction External unit
P1
Load wrong circuit
P2
Abnormal AC voltage protection of the outdoor unit
P3
High DC voltage protection of the outdoor unit
P4
Low DC voltage protection of the outdoor unit
P5
DC voltage drop protection of the outdoor unit
P6
Protection for abnormal AC current of the outdoor unit
P7
RMS AC overcurrent protection of the outdoor unit
P8
Abnormal current in the PFC of the outdoor unit
P9
PFC protection
PA
Mismatch between internal and external unit
PC
Conflict mode
Pd
External unit jumper configuration error
USE AND INSTALLATION MANUAL ELFO
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