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SiBE04-809
Check
Service Diagnosis
121
5.1.8
Power Supply Waveforms Check
Check No.10
Measure the power supply waveform between pins 1 and 2 on the terminal board, and check
the waveform disturbance.
Check to see if the power supply waveform is a sine wave (Fig.1).
Check to see if there is waveform disturbance near the zero cross (sections circled in Fig.2)
5.1.9
Inverter Units Refrigerant System Check
Check No.11
[Fig.1]
[Fig.2]
Refrigerant system check
Check for gas leaks.
See the section on insufficient gas
detection.
(R8314)
YES
NO
Correct the problem.
Replace the refrigerant.
Is
the discharge
thermistor disconnected
from the holder?
Содержание ARXG25E3V1B
Страница 1: ...SiBE04 809 Applied Models Inverter Pair Heat Pump Inverter Pair Wall Mounted Type E Series ...
Страница 11: ...Introduction SiBE04 809 x ...
Страница 12: ...SiBE04 809 List of Functions 1 Part 1 List of Functions 1 List of Functions 2 ...
Страница 14: ...SiBE04 809 Specifications 3 Part 2 Specifications 1 Specifications 4 ...
Страница 23: ...Printed Circuit Board Connector Wiring Diagram SiBE04 809 12 Printed Circuit Board Connector Wiring Diagram ...
Страница 207: ...Wiring Diagrams SiBE04 809 196 Appendix ...