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Appendix A
34
4. Power supply waveforms check procedures
Measure the power supply waveform between Live and Neutral on the terminal board, and check the
waveform disturbance. (using oscilloscope)
• Check if the power supply waveform is a sine wave (Fig. 1).
• Check if there is waveform disturbance near the zero cross (sections circled in Fig. 2).
Fig. 1
Fig. 2
(R1726)
(R1444)
Summary of Contents for SKYAIR
Page 1: ...R410A SERVICE MANUAL SKYAIR Inverter Single Split SM 5CKY CCY CEY EU A1...
Page 3: ...ii...
Page 29: ...Wiring Diagram 26 Wiring Diagram Model ABQ71 100 125 140AV1 Model ACQ71 100 125AV1...
Page 30: ...Wiring Diagram 27 Model AHQ71AV1 Model AHQ100 125AV1...
Page 31: ...Wiring Diagram 28 Model AHQ140AV1 Model ABQ140BV1...
Page 32: ...Wiring Diagram 29 Model ACQ100 125BV1 Model ABQ71 100CV1...
Page 33: ...Wiring Diagram 30 Model ABQ125 140CV1 Model ACQ71 100 125CV1...
Page 34: ...Wiring Diagram 31 Model AHQ71 100 125CV1 Model AHQ140CV1...