Daikin Sky Air FAA71BUV1B Service Manual page 78

4 | Components
Service manual
78
Name Symbol
Air thermistor R1T
Heat R2T
exchanger
thermistor
Intermediate R3T
heat
exchanger
thermistor
4 Determine the thermistor resistance that matches the measured
temperature.
Thermistor – Table A
T °C kΩ T °C
–20 197.81 10
–19 186.53 11
–18 175.97 12
–17 166.07 13
–16 156.80 14
–15 148.10 15
–14 139.94 16
–13 132.28 17
–12 125.09 18
–11 118.34 19
–10 111.99 20
Location (PCB) Connector
(pins)
A1P (I/U) X16A:1‑2
A1P (I/U) X18A:1‑2
A1P (I/U) X17A:1‑3
kΩ T °C kΩ
39.96 40 10.63
38.08 41 10.21
36.30 42 9.81
34.62 43 9.42
33.02 44 9.06
31.50 45 8.71
30.06 46 8.37
28.70 47 8.05
27.41 48 7.75
26.18 49 7.46
25.01 50 7.18
Reference
(table)
A
A
A
T °C kΩ
70 3.44
71 3.32
72 3.21
73 3.11
74 3.01
75 2.91
76 2.82
77 2.72
78 2.64
79 2.55
80 2.47
FAA71+100BUV1B
Sky Air indoor units
ESIE22-01 – 2022.02