Troubleshooting by Error Code
SiUS341802E
265
Service Diagnosis
NO
NO
YES
YES
NO
YES
YES
Connect the power supply cable
of the external control adaptor
for outdoor unit to the 16 VDC
power supply line.
Replace the outdoor unit main
PCB (A1P).
Replace the external control
adaptor PCB.
Replace the outdoor unit
main PCB (A1P).
NO
NO
YES
Modify the transmission wirings
to the external control adaptor for
outdoor unit.
Diagnosis Flowchart-1
Supply power to the outdoor
unit.
Is power supplied to
the outdoor unit?
Is the
normal
operation monitor LED
on the outdoor unit
main PCB
blinking?
Is the
normal
operation monitor LED
on the external control
adaptor for outdoor
unit blinking?
(Transmission error when the
external control adaptor is mounted)
Is the
power
supply cable of the
external control adaptor
for outdoor unit connected
to the 16 VDC
power supply
line?
Is
there any
wiring
disconnection or wiring
error in the transmission
wirings to the external
control adaptor for
outdoor unit?
Error code
Sub code
U7-01
Содержание Aurora Series
Страница 316: ...Wiring Diagrams SiUS341802E 303 Appendix 1 Wiring Diagrams 1 1 Outdoor Unit RXLQ72TATJU 2D112580A ...
Страница 317: ...SiUS341802E Wiring Diagrams Appendix 304 RXLQ96 120TATJU 2D112581A ...
Страница 318: ...Wiring Diagrams SiUS341802E 305 Appendix RXLQ72TAYDU 2D112582A ...
Страница 319: ...SiUS341802E Wiring Diagrams Appendix 306 RXLQ96 120TAYDU 2D112583A ...
Страница 320: ...Wiring Diagrams SiUS341802E 307 Appendix RXLQ72 96 120TAYCU RXYQ72 96 120 144 168TAYCU 2D112579A ...
Страница 330: ...Wiring Diagrams SiUS341802E 317 Appendix 1 3 2 Energy Recovery Ventilator VAM Series VAM300 470 600GVJU 3D073269C ...
Страница 331: ...SiUS341802E Wiring Diagrams Appendix 318 VAM1200GVJU 3D073270C ...
Страница 332: ...Revision History Month Year Version Revised contents 04 2018 SiUS341802E First edition ...