Daikin FFQ09Q2VJU Manuel D'installation page 21

Note to the installer
adjusting the temperature) by having them carry out operations while looking at the manual.
3.
If the air conditioner does not operate normally after installing the air conditioner, a malfunction shown in the table below may
happen.
Wired remote controller display
No display
"Checking the connection. Please
stand by." *
* "Checking the connection. Please stand by" will be displayed for up to 90 seconds following the application of power to the indoor
unit. This is normal and does not indicate a malfunction.
Diagnose with the display on the liquid crystal display remote controller.
When the operation stops due to a malfunction, operation lamp blinks, and the malfunction code is indicated on the liquid crystal
display. In such a case, diagnose the fault contents by referring to
(Refer also to the operation manual attached to the wireless remote controller)
When the operation stops due to a malfunction the display on the indoor unit blinks. In such a case, diagnose the fault contents with
the error code which can be found by following procedures.
1)
2)
Number of beeps
3)
4)
5)
6)
A long beep indicate the error code.
English
Power outage, power voltage error or open-phase
Incorrect wiring (between indoor and outdoor units)
Indoor PC-board assembly failure
Remote controller wiring not connected
Remote controller failure
Open fuse or tripped circuit breaker (outdoor unit)
Indoor PC-board assembly failure
Wrong wiring (between indoor and outdoor units)
" is displayed and " 0 " blinks.
3 short beeps .............................
1 short beep ..............................
1 long beep ................................
Description
in the service settings menu.
Perform all the following operations
Perform (3) and (6)
No trouble
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