51
Temperature Sensors.
Room temp.(T1) sensor,
Indoor coil temp.(T2) sensor,
Outdoor coil temp.(T3) sensor,
Outdoor ambient temp.(T4) sensor,
Compressor discharge temp.(T5) sensor.
Measure the resistance value of each winding by using the multi-meter.
Table 1: Some frequently-used R-T data for T1,T2,T3 and T4 sensor:
Temperature (
℃
)
5
10
15
20
25
30
40
50
60
Resistance Value (KΩ)
26.9 20.7 16.1 12.6 10
8
5.2
3.5
2.4
Table 2: Some frequently-used R-T data for T5 sensor:
Temperature (
℃
)
5
15
25
35
60
70
80
90
100
Resistance Value (KΩ)
141.6 88
56.1 36.6 13.8 9.7
6.9
5
3.7
Resistance value (KΩ)
Temperature (
℃
)
T5
T1,T2,T3,T4
Summary of Contents for FSAI-SU-120AE2
Page 12: ...12 4 2 Wiring Diagram Indoor unit FSAI SU 90AE2 FSAI SU 120AE2 Outdoor unit FSOAI SU 90AE2 ...
Page 13: ...13 Outdoor unit FSOAI SU 120AE2 ...
Page 45: ...45 8 2 6 Refrigerant Leakage Detection diagnosis and solution EC ...
Page 46: ...46 8 2 7 IPM malfunction or IGBT over strong current protection diagnosis and solution P0 ...
Page 47: ...47 8 2 8 Over voltage or too low voltage protection diagnosis and solution P1 ...
Page 48: ...48 8 2 9 High temperature protection of compressor top diagnosis and solution P2 ...
Page 49: ...49 8 2 10 Inverter compressor drive error diagnosis and solution P4 ...
