Check For Fan Motor Connector (Signal Line); 3.110 Check - Daikin R71FUV1 Service Manual

Troubleshooting by Remote Controller

3.110 Check

CHECK 1

Check for Fan Motor Connector (Signal Line)

(1) Turn the power supply OFF.
For except FBQ
(2) With the fan motor connector disconnected, measure
the resistance between each pin, then make sure that
the resistance is more than the value mentioned in
the following table.
1 White
2 Orange
3 Brown
GND
4 Blue
5
6
7 Red
For FBQ
(2) With the fan motor connector disconnected, measure
the resistance between each pin, then make sure that
the resistance is balanced in ±30%.
Measurement
5 Gray
4 Pink
3 Orange
2 Blue
1 Yellow
point
1MΩ or more
1 - 4
100kΩ or more
2 - 4
100Ω or more
3 - 4
100kΩ or more
4 - 7
GND
Vcc
Hw
HV
HU
Si20-701_B
Judgement
459