Midea MOB31-12HFN1-QRD0GW, Service Manual

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42
When the AC enter into the information enquiry status, it will display the code value in the next 25s, the
details are as follows.
Enquiry
information
Display value Meaning Remark
T1,T2,T3,T4,
T2B,TP,TH,
Targeted
Frequency,
Actual
Frequency
-1F,-1E,-1d,-1c,-
1b,-1A
-25,-24,-23,-22,-21,-2
0
1. All the displaying temperature is actual
value.
2. All the temperature is °C no matter what
kind of remote controller is used.
3. T1,T2,T3,T4,T2B display range:-25~70,
TP display range:-20~130.
4. Frequency display range: 0~159HZ.
5. If the actual value exceeds the range, it
will display the maximum value or minimum
value.
-19—99 -19—99
A0,A1,…A9 100,101,…109
b0,b1,…b9 110,111,…119
c0,c1,…c9 120,121,…129
d0,d1,…d9 130,131,…139
E0,E1,…E9 140,141,…149
F0,F1,…F9 150,151,…159
Indoor fan
speed
/Outdoor fan
speed
0 OFF
1,2,3,4 Low speed, Medium
speed, High speed,
Turbo
For some big capacity motors.
14-FF Actual fan
speed=Display value
turns to decimal
value and then
multiply 10. The unit
is RPM.
For some small capacity motors,
display value is from 14-FF(hexadecimal),
the corresponding fan speed range is from
200-2550RPM.
EXV opening
angle
0-FF Actual EXV opening
value=Display value
turns to decimal
value and then
multiply 2.
Compressor
continuous
running time
0-FF 0-255 minutes If the actual value exceeds the
range, it will display the maximum
value or minimum value.
Causes of
compressor
stop.
0-99 For the detailed
meaning, please
consult with engineer
Decimal display
Reserve 0-FF
Reserve 2~28
Reserve 5~20
Reserve 5~25