Midea MC-SU60-RN1L Operation Manual page 41

No. Code
Inverter module temperature Tfin too high
38 PL
temperature protection
xPU DC fan module protection
40
Voltage too high or too low
H5
46
50 xH9 Compressor inverter module is not matched
Not insert electronic expansion valve error
xHE
55
xF0 IPM module communication failure
61
63
F2 Superheat insufficient
65
xF4 L0 or L1 protection occurs 3 times in 60 minutes
67
xF6
DC bus voltage error (PTC)
Not insert electronic expansion valve
68 F7
Inverter module temperature sensor error
xF9
70
Pressure sensor error
Fb
72
Content
37
Note
Occurs 3 times in 100 minutes and
the error can be recovered by
turning off the power supply only
x=1 means Fan A,x=2 means Fan B
Recovered upon error recovery
Recovered by power off
x=1 means compressor A,
x=2 means compressor B
x=1 means valve A,
x=2 means valve B
x=1 means system A,
x=2 means system B
Recovered upon failure recovery
x=1 means system A,
x=2 means system B
x=1 means system A,
x=2 means system B
Recovered by power off
x=1 means Tfin1,
x=2 means Tfin2
Recovered upon error recovery