Troubleshooting by Remote Controller Si20-701_B
57
1
Press the INSPECTION/TEST button to select
“inspection”. The equipment enters the inspection
mode. The “Unit” indication is displayed and the
Unit No. display shows blinking “
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
” (upper digit) indication of the error code
blinks.
4
Error code upper digit diagnosis
Press the UP or DOWN button and change the
error code upper digit until the error 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. (Error 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 error code
blinks.
6
Error code lower digit diagnosis
Press the UP or DOWN button and change the
error code lower digit until the continuous error code
matching buzzer (
∗
2) is generated.
The lower digit of the code changes as shown
below when the UP and DOWN buttons are
pressed.
"UP" button "DOWN" button
"UP" button
"DOWN" button
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