Floor Ceiling Air-Conditioning Unit
37
Table 8.3 Error Code of Free Match
Code Description
E1 High pressure protection
E2 Anti-freezing protection
E3 Low pressure protection
E4 High discharge temperature protection
E5 Whole unit over-current protection
E6 Indoor and outdoor communication error
E8 Overload protection
E9 Indoor unit full water error
F0 System charge shortage or blockage protection
F1 Return air temperature sensor open/short circuited
F2 evaporator temperature sensor open/short circuited
F3 Outdoor ambient temperature sensor open/short circuited
F4 Outdoor unit condenser mid-tube temperature sensor open/short circuited
F5 Discharge temperature sensor open/short circuited
C5 Malfunction of Jumper cap
FF Other malfunctions
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