Self-Diagnosis By Wireless Remote Controller - Daikin VRV-WIII RWEYQ72PTJU Service Manual

Troubleshooting by Remote Controller
2.2

Self-diagnosis by Wireless Remote Controller

In the Case of BRC7C Type / BRC7E Type / BRC4C Type
If equipment stops due to an error, the operation indicating LED on the light reception section
flashes.
The error code can be determined by following the procedure described below. (The error code is
displayed when an operation error has occurred. In normal condition, the error code of the last
problem is displayed.)
1. Press the INSPECTION/TEST button to select "Inspection."
2. Set the Unit No.
3. Press the MODE selector button.
4. Error code upper digit diagnosis
 The upper digit of the code changes as shown below when the UP and DOWN buttons are
5. Press the MODE selector button.
6. Error code lower digit diagnosis
138
The equipment enters the inspection mode. The "Unit" indication lights and the Unit No. display
shows flashing "0" indication.
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 error code is confirmed.
Continuous beep : No abnormality.
The left "0" (upper digit) indication of the error code flashes.
Press the UP or DOWN button and change the error code upper digit until the error code
matching buzzer (2) is generated.
pressed.
2 Number of beeps
Continuous beep : Both upper and lower digits matched. (Error code confirmed)
2 short beeps : Upper digit matched.
1 short beep : Lower digit matched.
The right "0" (lower digit) indication of the error code flashes.
Press the UP or DOWN button and change the error code lower digit until the continuous error
code matching buzzer (2) is generated.
"UP" button
"DOWN" button
SiUS30-1301
Service Diagnosis