Service manual

Additional Checks for Troubleshooting ESIE05-03
3–112 Part 3 – Troubleshooting
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5.9.2 Outdoor Unit: Fan Motor Signal Line
For RZQ71~140 models
(1) Turn the power supply off.
(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.
Measurement point Judgment
1 - 4 1MΩ or more
2 - 4 100kΩ or more
3 - 4 100Ω or more
4 - 7 100kΩ or more
1 White
2 Orange
3 Brown
4 Blue
5
6
7 Red
G
ND
(S267
5)
ESIE05-03.book Page 112 Wednesday, April 6, 2005 4:09 PM