Daikin VRV R-407C PLUS Series, Service Manual

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SiE 00-07 Troubleshooting by Remote Controller
Troubleshooting R-407C PLUS Series 119
In the Case of
BRC7C ~ 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.