74 Troubleshooting
3. Error code table
Error code
Content
Note
E0
EEPROM malfunction
E2
Communication malfunction between indoor/outdoor units
E3
Communication malfunction
in outdoor PCB
E4
T3&T4
temperature sensor malfunction
E5
Outdoor unit voltage protection
E6
D
C
fan error
E7
Discharge Sensor Malfunction
E8
There are two times E6 fault in 10 minutes (recovery after
power off)
P0
Reserved
-----
P1
High pressure protection
P2
Low pressure protection
P3
Compressor current protection
P4
Compressor discharge temperature protection
P5
Condenser high temperature protection
P6
IPM
modules
protection
PE
Evaporator high temperature protection
P8
Typhoon protection
L6
Reserved
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