SiUS28-902_B
Troubleshooting by Remote Controller
Service Diagnosis
79
2.3
Self-diagnosis by Wireless Remote Controller
In the Case of
BRC7C Type
BRC7E 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.”
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 error code is
confirmed.
Continuous beep:
No abnormality.
3. Press the MODE selector button.
The left “0” left digit) indication of the error code flashes.
4. Error code left digit diagnosis
Press the UP or DOWN button and change the error code
left digit until the error code matching buzzer (*2) is generated.
The left digit of the code changes as shown below when the UP and DOWN buttons are
pressed.
*2 Number of beeps
Continuous beep:
Both left and right digits matched. (Error code confirmed)
2 short beeps:
Left digit matched.
1 short beep:
Right digit matched.
5. Press the MODE selector button.
The right “0” (right digit) indication of the error code flashes.
6. Error code right digit diagnosis
Press the UP or DOWN button and change the error code right digit until the continuous
error code matching buzzer (*2) is generated.
The right digit of the code changes as shown below when the UP and DOWN buttons are
pressed.
“UP” button
“DOWN” button
0 ?A C E H F J L P U 9 8 7 6 5 4
“UP” button
“DOWN” button
0 1 2 3 4 5 6 7 8 9 A H C J E F
