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Tr
oubleshooting
Page 70
5. Troubleshooting by Error Code
5.1 Common Check Procedures
5.1.1 Temperature Sensor Check
Disconnect the temperature sensor from PCB, measure the resistance value with a tester.
Temperature Sensors.
Room temp.(T1) sensor,
Indoor coil temp.(T2) sensor,
Outdoor coil temp.(T3) sensor,
Outdoor ambient temp.(T4) sensor,
Compressor discharge temp.(Tp) sensor.
Measure the resistance value of each winding by using the multi-meter.
5.1.2 Compressor checking
Measure the resistance value of each winding by using the tester.
Position
Resistance Value
KSK89D53UEZ
KSM135D23UFZ
KTF235D22UMT
Blue - Red
2.35
Ω
(20°C/68°F)
1.28
Ω
(20°C/68°F)
0.75
Ω
(20°C/68°F)
Blue - Black
Red - Blue
Summary of Contents for FSAI-SU-93AE3
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Page 5: ...Contents 1 Precautions 2 2 Information servicing 3 Safety Precautions...