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Daikin VRV III-S RXYMQ36 48PVJU Service Manual: Self-diagnosis By Wireless Remote Controller

60 hz.
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SiUS34-907
2.2

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" (left-side digit) indication of the malfunction code flashes.
4. Malfunction code left-side digit diagnosis
Press the UP or DOWN button and change the malfunction code left-side digit until the malfunction code
matching buzzer (*2) is generated.
 The left-side digit of the code changes as shown below when the UP and DOWN buttons are pressed.
*2 Number of beeps
Continuous beep : Both left-side and right-side digits matched. (Malfunction code confirmed)
2 short beeps : Left-side digit matched.
1 short beep : Right-side digit matched.
5. Press the MODE selector button.
The right "0" (right-side digit) indication of the malfunction code flashes.
6. Malfunction code right-side digit diagnosis
Press the UP or DOWN button and change the malfunction code right-side digit until the continuous
malfunction code matching buzzer (*2) is generated.
Troubleshooting
Troubleshooting by Remote Controller
97

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