SiUS39-601
Troubleshooting by Indication on the Remote Controller
Troubleshooting
183
2.48
“
U8
”
Indoor Unit:
Malfunction of Transmission Between
Main and Sub Remote Controllers
Remote
Controller
Display
U8
Applicable
Models
All models of indoor units
Method of
Malfunction
Detection
In case of controlling with 2-remote controller, check the system using microcomputer if signal
transmission between indoor unit and remote controller (main and sub) is normal.
Malfunction
Decision
Conditions
Normal transmission does not continue for specified period.
Supposed
Causes
Malfunction of transmission between main and sub remote controller
Connection between sub remote controllers
Defect of remote controller PC board
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
(V2825)
SS1
of both remote controllers is
setto "SUB."
Set SS1 to "MAIN"; the
power supply off once and
then back on.
Set one remote controller to
"MAIN"; the power supply
off once and then back on.
Turn the power off and then
back on. If a malfunction
occurs, replace the remote
controller PC board.
YES
YES
YES
NO
NO
NO
Using 2-remote
controllers control.
SS1
of remote controller PC boards
is set to "MAIN."
Содержание RXYQ72
Страница 16: ...SiUS39 601 Specifications 5 Part 2 Specifications 1 Specifications 6 1 1 Outdoor Units 6 1 2 Indoor Units 11...
Страница 115: ...Field Setting SiUS39 601 104 Test Operation...
Страница 227: ...Troubleshooting OP Unified ON OFF Controller SiUS39 601 216 Troubleshooting...
Страница 231: ...Piping Diagrams SiUS39 601 220 Appendix 1 Piping Diagrams 1 1 Outdoor Unit RXYQ72M 96M...
Страница 235: ...Wiring Diagrams for Reference SiUS39 601 224 Appendix 2 2 Field Wiring RXYQ72 96MTJU C 3D042647B...
Страница 236: ...SiUS39 601 Wiring Diagrams for Reference Appendix 225 RXYQ144 168 192MTJU C 3D050353A...
Страница 239: ...Wiring Diagrams for Reference SiUS39 601 228 Appendix FXAQ07M 09M 12M 18M 24MVJU FXHQ12M 24M 36M 3D046039C 3D048116...
Страница 240: ...SiUS39 601 Wiring Diagrams for Reference Appendix 229 FXLQ12M 18M 24MVJU FXNQ12M 18M 24MVJU 3D045644A...
Страница 249: ...Example of Connection SiUS39 601 238 Appendix...
Страница 255: ...Method of Replacing The Inverter s Power Transistors and Diode Modules SiUS39 601 244 Appendix...
Страница 265: ...Precautions for New Refrigerant R 410A SiUS39 601 254 Precautions for New Refrigerant R 410A...
Страница 269: ...SiUS39 601 iv Index...