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SiEN18-622
Thermistor Resistance / Temperature Characteristics
Troubleshooting
407
9. Thermistor Resistance / Temperature
Characteristics
Indoor unit
For air suction
R1T
For liquid pipe
R2T
For gas pipe
R3T
Outdoor unit For outdoor air
R1T
For suction pipe 1
R3T
For heat exchanger
R4T
For suction pipe 2
R5T
For Subcooling heat exchanger outlet R6T
For Liquid pipe
R7T
(k
Ω
)
T°C
0.0
0.5
T°C
0.0
0.5
-20
197.81
192.08
30
16.10
15.76
-19
186.53
181.16
31
15.43
15.10
-18
175.97
170.94
32
14.79
14.48
-17
166.07
161.36
33
14.18
13.88
-16
156.80
152.38
34
13.59
13.31
-15
148.10
143.96
35
13.04
12.77
-14
139.94
136.05
36
12.51
12.25
-13
132.28
128.63
37
12.01
11.76
-12
125.09
121.66
38
11.52
11.29
-11
118.34
115.12
39
11.06
10.84
-10
111.99
108.96
40
10.63
10.41
-9
106.03
103.18
41
10.21
10.00
-8
100.41
97.73
42
9.81
9.61
-7
95.14
92.61
43
9.42
9.24
-6
90.17
87.79
44
9.06
8.88
-5
85.49
83.25
45
8.71
8.54
-4
81.08
78.97
46
8.37
8.21
-3
76.93
74.94
47
8.05
7.90
-2
73.01
71.14
48
7.75
7.60
-1
69.32
67.56
49
7.46
7.31
0
65.84
64.17
50
7.18
7.04
1
62.54
60.96
51
6.91
6.78
2
59.43
57.94
52
6.65
6.53
3
56.49
55.08
53
6.41
6.53
4
53.71
52.38
54
6.65
6.53
5
51.09
49.83
55
6.41
6.53
6
48.61
47.42
56
6.18
6.06
7
46.26
45.14
57
5.95
5.84
8
44.05
42.98
58
5.74
5.43
9
41.95
40.94
59
5.14
5.05
10
39.96
39.01
60
4.96
4.87
11
38.08
37.18
61
4.79
4.70
12
36.30
35.45
62
4.62
4.54
13
34.62
33.81
63
4.46
4.38
14
33.02
32.25
64
4.30
4.23
15
31.50
30.77
65
4.16
4.08
16
30.06
29.37
66
4.01
3.94
17
28.70
28.05
67
3.88
3.81
18
27.41
26.78
68
3.75
3.68
19
26.18
25.59
69
3.62
3.56
20
25.01
24.45
70
3.50
3.44
21
23.91
23.37
71
3.38
3.32
22
22.85
22.35
72
3.27
3.21
23
21.85
21.37
73
3.16
3.11
24
20.90
20.45
74
3.06
3.01
25
20.00
19.56
75
2.96
2.91
26
19.14
18.73
76
2.86
2.82
27
18.32
17.93
77
2.77
2.72
28
17.54
17.17
78
2.68
2.64
29
16.80
16.45
79
2.60
2.55
30
16.10
15.76
80
2.51
2.47
Outdoor unit for fin thermistor R1T
TºC
0.0
-10
-8
-6
-4
-2
-
-
88.0
79.1
71.1
0
2
4
6
8
64.1
57.8
52.3
47.3
42.9
10
12
14
16
18
38.9
35.3
32.1
29.2
26.6
20
22
24
26
28
24.3
22.2
20.3
18.5
17.0
30
32
34
36
38
15.6
14.2
13.1
12.0
11.1
40
42
44
46
48
10.3
9.5
8.8
8.2
7.6
50
52
54
56
58
7.0
6.7
6.0
5.5
5.2
60
62
64
66
68
4.79
4.46
4.15
3.87
3.61
70
72
74
76
78
3.37
3.15
2.94
2.75
2.51
80
82
84
86
88
2.41
2.26
2.12
1.99
1.87
90
92
94
96
98
1.76
1.65
1.55
1.46
1.38
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...