Troubleshooting by Indication on the Remote Controller
SiUS39-602
170
Troubleshooting
Troubleshooting
(V2815)
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
The
transmission
wiring between the
outdoor unit PC board,
fan drive board and
inverter unit is
disconnected.
YES
Fix the disconnection and turn on
again.
Connect transmission wiring and
turn on again.
NO
YES
The
microcomputer
monitor (green) on
the inverter P.C.B
is blinking.
The voltage
between 2 pins of
X1A on the inverter unit is
208 ~ 230 V.
YES
Defect of outdoor main PC board
or defect of inverter PC board.
Check the noise filter (Z1F) for
disconnection, and check the
power supply wiring or the inverter
PC board.
Replace inverter PC board.
When the LC malfunction occur
again, replace control PC board.
YES
The
microcomputer
monitor (green) on
fan drive board is
blinking.
NO
Check connection of the connector.
NO
NO
YES
NO
Are the
connectors
between the main
PC board (A1P),
fan drive PC board (A3P)
and inverter PC board
(A2P) connected
securely?
Содержание REYQ72
Страница 35: ...Specifications SiUS39 602 24 Specifications...
Страница 121: ...Field Setting SiUS39 602 110 Test Operation...
Страница 129: ...Troubleshooting by Remote Controller SiUS39 602 118 Troubleshooting...
Страница 225: ...Troubleshooting OP Unified ON OFF Controller SiUS39 602 214 Troubleshooting...
Страница 229: ...Piping Diagrams SiUS39 602 218 Appendix 1 Piping Diagrams 1 1 Outdoor Unit REYQ72M 96MTJU 4D045329A...
Страница 232: ...SiUS39 602 Piping Diagrams Appendix 221 1 3 BS Unit BSVQ36MVJU BSVQ60MVJU 4D045338...
Страница 234: ...SiUS39 602 Wiring Diagrams for Reference Appendix 223 2 2 Field Wiring REYQ72 96MTJU C 3D050361A...
Страница 235: ...Wiring Diagrams for Reference SiUS39 602 224 Appendix REYQ144 168 192MTJU C 3D050354A...
Страница 238: ...SiUS39 602 Wiring Diagrams for Reference Appendix 227 FXAQ07M 09M 12M 18M 24MVJU FXHQ12M 24M 36M 3D046039C 3D048116...
Страница 239: ...Wiring Diagrams for Reference SiUS39 602 228 Appendix FXLQ12M 18M 24MVJU FXNQ12M 18M 24MVJU 3D045644A...
Страница 240: ...SiUS39 602 Wiring Diagrams for Reference Appendix 229 2 4 BS Unit BSVQ36M 60MVJU 3D045069A...
Страница 249: ...Example of Connection R 410A Type SiUS39 602 238 Appendix...
Страница 255: ...Method of Replacing The Inverter s Power Transistors and Diode Modules SiUS39 602 244 Appendix...
Страница 265: ...Precautions for New Refrigerant R 410A SiUS39 602 254 Precautions for New Refrigerant R 410A...
Страница 269: ...SiUS39 602 iv Index...