Fujitsu ASU18RLF Service Instructions Manual page 64
Split type room air conditioner wall mounted type inverter
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- Service instructions manual (100 pages) ,
- Design & technical manual (51 pages) ,
- Service manual (21 pages)
Table of Contents
Thermistor resistance values
Room temperature thermistor
Tempe F Tempe C
Resistance(K )
32.0
0.0
33.62
41.0
5.0
25.93
50.0
10.0
20.18
59.0
15.0
15.84
68.0
20.0
12.54
77.0
25.0
10.00
86.0
30.0
8.04
95.0
35.0
6.51
104.0
40.0
5.30
113.0
45.0
4.35
122.0
50.0
3.59
131.0
55.0
2.98
140.0
60.0
2.47
149.0
65.0
2.09
158.0
70.0
1.76
167.0
75.0
1.49
176.0
80.0
1.27
185.0
85.0
1.09
194.0
90.0
0.93
203.0
95.0
0.81
212.0
100.0
0.70
Discharge thermistor
Tempe F Tempe C
Resistance(K )
-22.0
-30.0
931.50
-13.0
-25.0
683.30
-4.0
-20.0
506.60
5.0
-15.0
379.40
14.0
-10.0
286.90
23.0
-5.0
219.0
32.0
0.0
168.6
41.0
5.0
130.7
50.0
10.0
102.2
59.0
15.0
80.51
68.0
20.0
63.89
77.0
25.0
51.05
86.0
30.0
41.07
95.0
35.0
33.26
104.0
40.0
27.09
113.0
45.0
22.20
122.0
50.0
18.29
131.0
55.0
15.15
140.0
60.0
12.62
149.0
65.0
10.56
158.0
70.0
8.88
167.0
75.0
7.50
176.0
80.0
6.36
185.0
85.0
5.42
194.0
90.0
4.64
203.0
95.0
3.98
212.0
100.0
3.43
221.0
105.0
2 .97
230.0
110.0
2.58
239.0
115.0
2.24
248.0
120.0
1.96
Indoor heat exchanger thermistor
Voltage(V)
Tempe F Tempe C
1.15
32.0
0.0
1.39
41.0
5.0
1.66
50.0
10.0
1.94
59.0
15.0
2.22
68.0
20.0
2.50
77.0
25.0
2.77
86.0
30.0
3.03
95.0
35.0
3.27
104.0
40.0
3.48
113.0
45.0
3.68
122.0
50.0
3.85
131.0
55.0
4.00
140.0
60.0
4.14
149.0
65.0
4.25
158.0
70.0
4.35
167.0
75.0
4.44
176.0
80.0
4.51
185.0
85.0
4.57
194.0
90.0
4.63
203.0
95.0
4.67
212.0
100.0
Compressor temperature thermistor
Voltage(V)
Tempe F Tempe C
0.07
-22.0
-30.0
0.09
-13.0
-25.0
0.13
-4.0
-20.0
0.17
5.0
-15.0
0.22
14.0
-10.0
0.28
23.0
-5.0
0.36
32.0
0.0
0.45
41.0
5.0
0.56
50.0
10.0
59.0
0.70
15.0
0.85
68.0
20.0
1.01
77.0
25.0
1.20
86.0
30.0
95.0
1.41
35.0
1.62
104.0
40.0
1.85
113.0
45.0
2.08
122.0
50.0
131.0
2.31
55.0
2.54
140.0
60.0
2.76
149.0
65.0
2.97
158.0
70.0
167.0
3.17
75.0
3.36
176.0
80.0
3.53
185.0
85.0
194.0
3.69
90.0
203.0
3.83
95.0
3.96
212.0
100.0
4.07
221.0
105.0
230.0
4.17
110.0
239.0
4.26
115.0
4.34
248.0
120.0
Resistance(K )
Voltage(V)
176.03
1.10
134.23
1.36
103.34
1.63
80.28
1.92
62.91
2.21
49.70
2.51
39.57
2.79
31.74
3.06
25.64
3.30
20.85
3.53
17.06
3.73
14.10
3.90
11.64
4.55
9.69
4.19
8.12
4.30
6.83
4.40
5.78
4.48
4.91
4.55
4.19
4.61
3.59
4.66
3.09
4.71
Resistance(K )
Voltage(V)
931.50
0.07
683.30
0.09
506.60
0.13
379.40
0.17
286.90
0.22
219.0
0.28
168.6
0.36
130.7
0.45
102.2
0.56
80.51
0.70
63.89
0.85
51.05
1.01
41.07
1.20
33.26
1.41
27.09
1.62
22.20
1.85
18.29
2.08
15.15
2.31
12.62
2.54
10.56
2.76
8.88
2.97
7.50
3.17
6.36
3.36
5.42
3.53
4.64
3.69
3.98
3.83
3.43
3.96
2.97
4.07
2.58
4.17
2.24
4.26
1.96
4.34
03-09
Characteristics of room temperature thermistor
40.00
35.00
30.00
25.00
20.00
15.00
10.00
5.00
0.00
32
50
68
86
104
122
(0.00)
(10.00) (20.00) (30.00) (40.00) (50.00) (60.00)
Temperature F( C)
Characteristics of heat exchanger thermistor
(Indoor)
180.00
160.00
140.00
120.00
100.00
80.00
60.00
40.00
20.00
0.00
32
68
104
140
(0.00)
(20.00)
(40.00)
(60.00)
Temperature F( C)
Characteristics of discharge thermistor
1000.00
800.00
600.00
400.00
200.00
0.00
-22
32
86
140
194
(-30.00) (0.00) (30.00) (60.00) (90.00) (120.00)
Temperature F( C)
Characteristics of compressor thermistor
1000.00
800.00
600.00
400.00
200.00
0.00
-22
32
86
140
194
(-30.00)
(0.00)
(30.00) (60.00) (90.00) (120.00)
Temperature F( C)
140
176
(80.00)
248
248
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