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Troubleshooting by Remote Controller
SiUS39-602
116
Troubleshooting
1.3
Self-diagnosis by Wireless Remote Controller
In the Case of
BRC7C Type
BRC7E Type
BRC4C Type
If equipment stops due to a malfunction, the operation indicating LED on the light reception
section flashes.
The malfunction code can be determined by following the procedure described below. (The
malfunction code is displayed when an operation error has occurred. In normal condition, the
malfunction code of the last problem is displayed.)
1. Press the INSPECTION/TEST button to select “Inspection.”
The equipment enters the inspection mode. The “Unit” indication lights and the Unit No.
display shows flashing “0” indication.
2. Set the Unit No.
Press the UP or DOWN button and change the Unit No. display until the buzzer (*1) is
generated from the indoor unit.
*1 Number of beeps
3 short beeps :
Conduct all of the following operations.
1 short beep :
Conduct steps 3 and 4.
Continue the operation in step 4 until a buzzer remains ON. The continuous buzzer indicates
that the malfunction code is confirmed.
Continuous beep :
No abnormality.
3. Press the MODE selector button.
The left “0” (upper digit) indication of the malfunction code flashes.
4. Malfunction code upper digit diagnosis
Press the UP or DOWN button and change the malfunction code upper digit until the
malfunction code matching buzzer (*2) is generated.
The upper digit of the code changes as shown below when the UP and DOWN buttons are
pressed.
*2 Number of beeps
Continuous beep :
Both upper and lower digits matched. (Malfunction code confirmed)
2 short beeps :
Upper digit matched.
1 short beep :
Lower digit matched.
5. Press the MODE selector button.
The right “0” (lower digit) indication of the malfunction code flashes.
6. Malfunction code lower digit diagnosis
Press the UP or DOWN button and change the malfunction code lower digit until the
continuous malfunction code matching buzzer (*2) is generated.
Summary of Contents for REYQ72
Page 35: ...Specifications SiUS39 602 24 Specifications...
Page 121: ...Field Setting SiUS39 602 110 Test Operation...
Page 129: ...Troubleshooting by Remote Controller SiUS39 602 118 Troubleshooting...
Page 225: ...Troubleshooting OP Unified ON OFF Controller SiUS39 602 214 Troubleshooting...
Page 232: ...SiUS39 602 Piping Diagrams Appendix 221 1 3 BS Unit BSVQ36MVJU BSVQ60MVJU 4D045338...
Page 235: ...Wiring Diagrams for Reference SiUS39 602 224 Appendix REYQ144 168 192MTJU C 3D050354A...
Page 240: ...SiUS39 602 Wiring Diagrams for Reference Appendix 229 2 4 BS Unit BSVQ36M 60MVJU 3D045069A...
Page 249: ...Example of Connection R 410A Type SiUS39 602 238 Appendix...
Page 255: ...Method of Replacing The Inverter s Power Transistors and Diode Modules SiUS39 602 244 Appendix...
Page 265: ...Precautions for New Refrigerant R 410A SiUS39 602 254 Precautions for New Refrigerant R 410A...
Page 269: ...SiUS39 602 iv Index...