SiUS341802E
Symptom-based Troubleshooting
Service Diagnosis
166
U4 - 01
Transmission error between indoor and outdoor
units
Refer to the
U4
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
U4 - 03
Transmission error between indoor unit and
system
U7 - 01
Error when external control adaptor for outdoor
unit is installed
Refer to the
U7
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
U7 - 02
Warning when external control adaptor for
outdoor unit is installed
U7 - 03
Transmission error between master and slave 1
units
U7 - 04
Transmission error between master and slave 2
units
U7 - 05
Multi system error
U7 - 06
Error in address settings of slave 1 and 2
U7 - 07
Connection of four or more outdoor units in the
same system
U7 - 11
Error in indoor unit connection capacity for test
operation
U9 - 01
Other indoor units abnormality
Refer to the
U9
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
UA - 17
Incorrect electric heater capacity setting
(FXTQ-TA)
Refer to page 276.
Connection of excessive indoor units
Refer to the
UA
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
UA - 18
Connection of wrong models of indoor units
UA - 20
Improper combination of outdoor units
UA - 21
Connection error
UA - 29
Branch selector unit connected
UA - 35
Multi-unit combination error
UF - 01
Wrong wiring check error
Refer to the
UF
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
UF - 05
Defective stop valve for test operation
UH - 01
Wiring error
Refer to the
UH
flowchart of each manual and make a diagnosis
of the relevant unit based on the Error code shown to the left.
Error code
Troubleshooting
Description of error
Description of diagnosis
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 ...