Troubleshooting by Indication on the Remote Controller
SiUS39-601
124
Troubleshooting
2.4
“
A6
”
Indoor Unit:
Fan Motor (M1F) Lock, Overload
Remote
Controller
Display
A6
Applicable
Models
All indoor unit models
Method of
Malfunction
Detection
Detection by failure of signal for detecting number of turns to come from the fan motor
Malfunction
Decision
Conditions
When number of turns can’t be detected even when output voltage to the fan is maximum
Supposed
Causes
Fan motor lock
Disconnected or faulty wiring between fan motor and PC board
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Connect the wiring and turn on
again.
Fix the wiring and turn on again.
YES
NO
NO
NO
YES
YES
Replace the indoor unit PC board.
Replace the fan motor.
Is the
wiring from the fan
motor securely connected
to connectors on the
indoor unit PC
board?
Wiring
between the
indoor unit PC board and
fan motor is
disconnected.
Does the fan motor run?
(V2779)
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...