Point Check Function; Enquiry Information - Carrier 38MHRC Service Manual

POINT CHECK FUNCTION

Press the remote controller LED three times, and then press SWING three times within ten seconds (the buzzer rings for two seconds). The air
conditioner enters the information enquiry status.
Press LED or SWING to check the next or previous code in the sequence, respectively. When the air conditioner enters the information enquiry
status, it displays the code name for 2 seconds. When the air conditioner enters the information enquiry status, it displays the code value in the
next 25 seconds.
DISPLAYED CODE EXPLANATION
Room temperature
T1
Indoor coil temperature
T2
Outdoor coil
T3
temperature
T4 Ambient temperature
Outlet temperature
Tb
of indoor coil
TP Discharge temperature
Targeted frequency
FT
Actual frequency
Fr
IF Indoor fan speed
OF Outdoor fan speed
LA EXV opening angle
Compressor
continuous running
CT
time
Causes of compressor
ST
stop
DISPLAYED CODE EXPLANATION
A0
A1
b0
b1
b2
b3
b4
b5
Reserved
b6
dL
Ac
Ub
Td
dA
d5
dT
26
Table 12 — Enquiry Information
DISPLAYED VALUE
-1F,-1E,-1d,-1c,- 1b,-1A
-19—99 -19—99 100,101,...109
A0,A1,...A9
b0,b1,...b9 c0,c1,...c9
d0,d1,...d9 E0,E1,...E9
F0,F1,...F9
0
OFF
1,2,3,4
Low speed, Medium speed,
High speed, Turbo.
Actual fan speed is equal to the
display value converted to
14-FF
decimal value and multiplied by
10. This is measured in RPM.
Actual EXV opening value is
equal to the display value
0-FF
converted to decimal value and
then multiplied by 2.
0-FF
For a detailed explanation,
0-99
contact technical support.
DISPLAYED VALUE
0-FF
2-28
5-20
5-25
Specifications subject to change without notice.
MEANING
1.
2.
-25,-24,-23,-22,
3.
-21,-20
110,111,...119
120,121,...129
130,131,...139
4.
140,141,...149
150,151,...159
5.
N/A - Used for some large capacity
motors.
Used for some small capacity
motors.
The display value is 14-FF
(hexadecimal).
The corresponding fan speed
ranges from 200 to 2550RPM.
If the actual value exceeds or falls
short of the defined range, the
0-255 minutes
value closest to the maximum and
minimum is displayed.
MEANING
-
ADDITIONAL NOTES
All displayed temperatures use
actual values.
All temperatures are displayed
in °C regardless of remote
used.
T1, T2, T3, T4, and T2B
display ranges from -25 the to
70 °C. TP display ranges from
-20 to 130 °C.
The frequency display ranges
from 0 to 159HZ.
If the actual values exceed or
fall short of the defined range,
the values closest to the
maximum and minimum
values appear.
-
-
ADDITIONAL NOTES
-
SG-38MHRC-01