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SiEN04-306D
Check
Service Diagnosis
141
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
Te
s
ter
Re
s
i
s
t
a
nce r
a
nge
(R25=20k
Ω
, B=
3
950)
(k
Ω)
100
50
-15
0
15
3
0
45
(C
)
(14
3
7
)
150
Summary of Contents for ARXS50C2VMB
Page 109: ...Instruction SiEN04 306D 100 System Configuration ...
Page 199: ...Outdoor Unit SiEN04 306D 190 Removal Procedure ...
Page 203: ...Others SiEN04 306D 194 Others ...
Page 214: ...SiEN04 306D Wiring Diagrams Appendix 205 FTKD18 24 28BVMS ...
Page 216: ...SiEN04 306D Wiring Diagrams Appendix 207 RKD18 24 28BVMS ...