Carrier 38QHC009D8S Series, Service Manual

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34
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