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Check
SiUS12-928_A
155
Service Diagnosis
6.1.8 Power Supply Waveforms Check
Check No.10
Measure the power supply waveform between No. 1 and No. 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)
6.1.9 Inverter Units Refrigerant System Check
Check No.11
[Fig.1]
[Fig.2]
Refrigerant system check
Check for refrigerant leakage.
See the section on refrigerant
shortage detection.
(R8380)
YES
NO
Place the thermistor.
Replace the refrigerant.
Is the
discharge pipe
thermistor disconnected
from the holder?
Содержание SUPER MULTI NX G Series
Страница 1: ...SiUS12 928_A Applied Models Inverter Multi Heat Pump G Series J Series...
Страница 7: ...SiUS12 928_A Table of Contents vi...
Страница 10: ...SiUS12 928_A 1 List of Functions Part 1 List of Functions 1 Functions 3...
Страница 11: ...SiUS12 928_A List of Functions 2...
Страница 16: ...SiUS12 928_A 7 Specifications Part 2 Specifications 1 Specifications 9 1 1 Indoor Unit 9 1 2 Outdoor Unit 11...
Страница 17: ...SiUS12 928_A Specifications 8...
Страница 23: ...SiUS12 928_A Specifications Specifications 14...
Страница 25: ...SiUS12 928_A Printed Circuit Board Connector Wiring Diagram 16...
Страница 35: ...SiUS12 928_A Printed Circuit Board Connector Wiring Diagram Printed Circuit Board Connector Wiring Diagram 26...
Страница 37: ...SiUS12 928_A Function and Control 28...
Страница 69: ...SiUS12 928_A Control Specification Function and Control 60...
Страница 71: ...SiUS12 928_A Operation Manual 62...
Страница 73: ...SiUS12 928_A Duct Free System Operation Manual 64 2 Duct Free System 2 1 Remote Controller...
Страница 83: ...SiUS12 928_A Duct Free System Operation Manual 74 2 7 HOME LEAVE Operation is no longer displayed on the LCD...
Страница 84: ...Duct Free System SiUS12 928_A 75 Operation Manual...
Страница 85: ...SiUS12 928_A Duct Free System Operation Manual 76 2 8 TIMER Operation...
Страница 86: ...Duct Free System SiUS12 928_A 77 Operation Manual...
Страница 87: ...SiUS12 928_A Duct Free System Operation Manual 78 2 9 Note for Multi System...
Страница 88: ...Duct Free System SiUS12 928_A 79 Operation Manual...
Страница 97: ...SiUS12 928_A Slim Duct Built In System Operation Manual 88...
Страница 99: ...SiUS12 928_A Service Diagnosis 90...
Страница 169: ...SiUS12 928_A Removal Procedure 160...
Страница 225: ...SiUS12 928_A Trial Operation and Field Settings 216...
Страница 235: ...SiUS12 928_A Appendix 226...
Страница 243: ...SiUS12 928_A Wiring Diagrams Appendix 234...