Haier AS25THMHRA-C Service Manual page 492

decreases to the lowest frequency. When the temperatures are lower than 68℃ and higher than 62℃,
keep the frequency of the compressor. When the temperatures are lower than 62℃, relieve the
defrosting temperature protection.
7.2 Value of Thermistor
R25℃=10KΩ±3% B25℃/50℃=3700K±3%
Temp.(℃)
Max.(KΩ)
-30 165.2170
-29 155.5754
-28 146.5609
-27 138.1285
-26 130.2371
-25 122.8484
-24 115.9272
-23 109.4410
-22 103.3598
-21 97.6556
-20 92.3028
-19 87.2775
-18 82.5577
-17 78.1230
-16 73.9543
-15 70.0342
-14 66.3463
-13 62.8755
-12 59.6076
-11 56.5296
-10 53.6294
- 9 50.8956
●
-8 48.3178
-7 45.8860
-6 43.5912
-5 41.4249
-4 39.3792
-3 37.4465
-2 35.6202
-1 33.8936
0 32.2608
1 30.7162
2 29.2545
3 27.8708
4 26.5605
Ambient Sensor, Defrosting Sensor, Pipe sensor
Normal(KΩ)
147.9497
139.5600
131.7022
124.3392
117.4366
110.9627
104.8882
●
99.1858
93.8305
88.7989
84.0695
79.6222
75.4384
71.5010
67.7939
64.3023
61.0123
57.9110
54.9866
52.2278
●
49.6244
●
47.1666
44.8454
42.6525
40.5800
38.6207
36.7676
35.0144
33.3552
●
31.7844
30.2968
28.8875
27.5519
26.2858
25.0851
Min.(KΩ)
132.3678
125.0806
118.2434
111.8256
105.7989
100.1367
94.8149
89.8106
85.1031
80.6728
76.5017
72.5729
68.8710
65.3815
62.0907
58.9863
56.0565
53.2905
50.6781
48.2099
45.8771
43.6714
41.5851
39.6112
37.7429
35.9739
34.2983
32.7108
31.2062
29.7796
28.4267
27.1431
25.9250
24.7686
23.6704
20 Domestic air conditioner
Functions and control
Tolerance(℃)
-1.94 1.75
-1.93 1.74
-1.91 1.73
-1.89 1.71
-1.87 1.70
-1.85 1.69
-1.83 1.67
-1.81 1.66
-1.80 1.64
-1.78 1.63
-1.76 1.62
-1.74 1.60
-1.72 1.59
-1.70 1.57
-1.68 1.55
-1.66 1.54
-1.64 1.52
-1.62 1.51
-1.60 1.49
-1.58 1.47
-1.56 1.46
-1.54 1.44
-1.51 1.42
-1.49 1.40
-1.47 1.39
-1.45 1.37
-1.43 1.35
-1.41 1.33
-1.38 1.31
-1.36 1.29
-1.34 1.28
-1.32 1.26
-1.29 1.24
-1.27 1.22
-1.25 1.20