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Daikin VRV III-S RXYMQ36 48PVJU Service Manual Page 230

60 hz.
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SiUS34-907
Power module checking
When using the digital type of multiple tester, make measurement in diode check mode.
The following abnormalities are also doubted besides the PCB abnormality.
h Faulty compressor (ground fault, ground leakage)
h Faulty fan motor (ground leakage)
Troubleshooting
Tester terminal
+
-
C+
U
V
W
U
C-
V
W
U
C+
V
W
C-
U
V
W
Criterion
Not less than 0.3V
(including ∞)*
Not less than 0.3V
(including ∞)*
0.3 to 0.7V
(including ∞)*
0.3 to 0.7V
(including ∞)*
*There needs to be none of each value variation.
Remark
It may take time to
determine the voltage
due to capacitor
charge or else.
221

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  • cp shukla Feb 16, 2016 06:50:
    RXYQ18PAY6 service manual & vrv Fulform