Midea Mini C Series Service Manual page 50

1 Error Code Table
Table 6-1.1: Error code table
Error code
Communication fault between main control board and communicate converter board
C0
EE
E2
E4
E5
E6
E7
E9
E.9.
Eb
EF
EH
EP
F1
H0 Communication malfunction between inverter module board and main control board
H4
H7
L0
L1
L2
L4
L5
L7(reserved)
L8
Protection for the difference between the set speed and the running speed of the compressor >
L9
LA
PL
P1
P2
P3
P4
P5
P8
PE
Content
Abnormal shutdown of compressor inverter module board
Communication fault between outdoor unit and indoor units
T3 or T4 temperature sensor fault
Input voltage protection
DC fan protection
Discharge temperature (T5) sensor fault
EEPROM Error
Compressor parameters mismatch
E6 fault occurs more than six times in an hour.
PFC fault
Refrigerant radiator temperature sensor fault
Cooling ambient temperature lower than -5℃
DC generatrix voltage protection
L (L0/L1) fault occurs three times in one hour.
Number of indoor unit detected is increase or decrease.
IPM module protection
DC generatrix low voltage protection
DC generatrix high voltage protection
MCE malfunction
Zero speed protection
Compressor phase lost protection
Frequency difference in one second >15Hz protection
15Hz
Compressor over-current protection
Radiator surface temperature protection
System high pressure protection
System low pressure protection
Overcurrent protection
Discharge temperature protection
Outdoor condenser temperature T3 protection
Typhoon protection
IDU evaporator temperature T2 protection
Mini C Series VRF 50/60Hz
100/120 model
100~160 model
100~160 model
100~160 model
100~160 model
100~160 model
100~160 model
100~160 model
Note
80 model
All models
All models
All models
All models
80 model
All models
All models
All models
All models
All model
All models
All models
All models
All models
All models
All models
All models
80 model
All models
All models
All models
All models
All models
All models
All models
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