Check
Si04-402A
106
Service Diagnosis
5.1.4
Thermistor Resistance Check
Check No.6
Remove the connectors of the thermistors on the PCB, and measure the resistance of each
thermistor using tester.
The relationship between normal temperature and resistance is shown in the graph and the
table below.
Thermistor R25°C=20k
Ω
B=3950
Temperature (°C)
–20
211.0 (k
Ω
)
–15
150
–10
116.5
–5
88
0
67.2
5
51.9
10
40
15
31.8
20
25
25
20
30
16
35
13
40
10.6
45
8.7
50
7.2
Summary of Contents for FTXG25CVMAW
Page 181: ...Outdoor Unit Si04 402A 172 Removal Procedure...
Page 185: ...Others Si04 402A 176 Others...
