Daikin R71FUV1 Service Manual page 64

Troubleshooting by Remote Controller
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
1 short beep: Conduct steps 3 and 4.
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
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.
operations.
Continue the operation in step 4 until
a buzzer remains ON. The
continuous buzzer indicates that the
error code is confirmed.
"UP" button "DOWN" button
matched. (Error code
confirmed)
"DOWN" button
"UP" button
Si20-701_B
57