Thermistor Resistance Values; Indoor Unit; Outdoor Unit - Fujitsu ASU 9RLF1 Service Instruction
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Also See for ASU 9RLF1:
- Technical manual (46 pages) ,
- Service manual (26 pages) ,
- Operating manual (8 pages)
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3-2. Thermistor Resistance Values
3-2-1 INDOOR UNIT
Room temperature thermistor
Temp °F(°C) Resistance(k ) Voltage(V)
14 (-10)
58.3
23 (-5)
44.0
32 (0)
33.6
41 (5)
25.9
50 (10)
20.2
59 (15)
15.8
68 (20)
12.5
77 (25)
10.0
86 (30)
8.0
95 (35)
6.5
104 (40)
5.3
113 (45)
4.4
3-2-2 OUTDOOR UNIT
Discharge thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
1013.1
-12 (-25)
729.1
-4 (-20)
531.6
5 (-15)
392.3
14 (-10)
292.9
23 (-5)
221.1
32 (0)
168.6
41 (5)
129.8
50 (10)
100.9
59 (15)
79.1
68 (20)
62.5
77 (25)
49.8
86 (30)
40.0
95 (35)
32.4
104 (40)
26.3
113 (45)
21.6
122 (50)
17.8
131 (55)
14.8
140 (60)
12.3
149 (65)
10.3
158 (70)
8.7
167 (75)
7.4
176 (80)
6.3
185 (85)
5.4
194 (90)
4.6
203 (95)
4.0
212 (100)
3.4
221 (105)
3.0
230 (110)
2.6
239 (115)
2.3
248 (120)
2.0
Indoor heat exchanger thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
0.73
-22 (-30)
0.93
-13 (-25)
1.15
-4 (-20)
1.39
5 (-15)
1.66
14 (-10)
1.94
23 (-5)
2.22
32 (0)
2.50
41 (5)
2.77
50 (10)
3.03
59 (15)
3.27
68 (20)
3.49
77 (25)
86 (30)
95 (35)
104 (40)
113 (45)
122 (50)
131 (55)
140 (60)
149 (65)
Outdoor heat exchanger thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
0.06
-12 (-25)
0.09
-4 (-20)
0.12
5 (-15)
0.16
14 (-10)
0.21
23 (-5)
0.28
32 (0)
0.36
41 (5)
0.46
50 (10)
0.57
59 (15)
0.71
68 (20)
0.86
77 (25)
1.03
86 (30)
1.23
95 (35)
1.43
104 (40)
1.65
113 (45)
1.88
122 (50)
2.11
131 (55)
2.34
140 (60)
2.57
149 (65)
2.79
158 (70)
3.00
167 (75)
3.19
176 (80)
3.37
3.54
3.69
3.83
3.96
4.07
4.17
4.26
4.33
1131.9
0.21
804.5
0.29
579.6
0.40
422.9
0.53
312.3
0.69
233.2
0.88
176.0
1.10
134.2
1.36
103.3
1.63
80.3
1.92
62.9
2.21
49.7
2.51
39.6
2.79
31.7
3.06
25.6
3.30
20.9
3.53
17.1
3.73
14.1
3.90
11.6
4.05
9.7
4.14
95.6
0.24
68.9
0.32
50.3
0.43
37.2
0.57
27.8
0.73
21.0
0.92
16.1
1.14
12.4
1.39
9.6
1.65
7.6
1.93
6.0
2.21
4.8
2.49
3.8
2.77
3.1
3.02
2.5
3.26
2.1
3.48
1.7
3.68
1.4
3.85
1.2
4.00
1.0
4.13
0.8
4.25
0.7
4.35
0.6
4.43
03-05
Outdoor temperature thermistor
Temp°F(°C) Resistance(k ) Voltage(V)
-22 (-30)
224.3
-12 (-25)
159.7
-4 (-20)
115.2
5 (-15)
84.2
14 (-10)
62.3
23 (-5)
46.6
32 (0)
35.2
41 (5)
26.9
50 (10)
20.7
59 (15)
16.1
68 (20)
12.6
77 (25)
10.0
86 (30)
8.0
95 (35)
6.4
104 (40)
5.2
113 (45)
4.2
122 (50)
3.5
131 (55)
2.8
0.73
0.97
1.25
1.56
1.90
2.26
2.61
2.94
3.25
3.52
3.76
3.97
4.14
4.28
4.41
4.51
4.59
4.65
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