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8-8. Request code list
Certain indoor/outdoor combinations do not have the request code function; therefore, no request codes are displayed.
Refer to indoor unit service manual for how to use the controllers and request codes for indoor unit.
Request content
0
Operation state
Compressor-Operating current (rms)
1
2
Compressor-Accumulated operating time
3
Compressor-Number of operation times
Discharge temperature (TH4)
4
5
Outdoor unit -Liquid pipe 1 temperature (TH3)
6
Water inlet temperature (TH32)
Outdoor unit-Plate HEX pipe temperature (TH6)
7
Outdoor unit-Suction pipe temperature (TH33)
8
9
Outdoor unit-Outside air temperature (TH7)
Outdoor unit-Heatsink temperature (TH8)
10
11
12
Discharge superheat (SHd)
Sub-cool (SC)
13
Condensing temperature (T
14
63HS
15
Compressor-Operating frequency
16
Compressor-Target operating frequency
17
18
Outdoor unit-Fan output step
Outdoor unit-Fan 1 speed
19
(Only for air conditioners with DC fan motor)
Outdoor unit-Fan 2 speed
20
(Only for air conditioners with DC fan motor)
Requested capacity step (Q STEP)
21
22
LEV (A) opening
LEV (B) opening
23
24
25
Primary current
26
DC bus voltage
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
Thermostat ON operating time
48
49
OCH562D
Refer to 8-8-1. Detail Contents in Request Code.
0–50
0–9999
0–9999
3–217
−40–90
−40–101
−39–88
−39–88
−39–88
−40–200
0–255
0–130
)
−39–88
0–255
0–255
0–10
0–9999
0–9999
0–7
0–500
0–500
0–50
180–370
0–999
Description
Unit
(Display range)
–
A
10 hours
100 times
:
:
:
:
:
:
:
:
:
:
Hz
Hz
Step
rpm
rpm
Step
Pulses
Pulses
A
V
Minutes
44
Remarks
"0" is displayed if the air conditioner is a single-fan
type.
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