Daikin FFQ25BV1B Installation Manual page 20

6. Press AIR FLOW DIRECTION ADJUST button (
7. Press INSPECTION/TEST OPERATION button (
8. Confirm function of unit according to the operation manual.
PRECAUTIONS
"
1. Refer to 12-2 HOW TO DIAGNOSE FOR MALFUNCTION
2. After completing the test run, press the INSPECTION/TEST OPERATION button once to put the unit in
inspection mode, and make sure the malfunction code is
If the code reads anything other than "00", refer to 12-2 HOW TO DIAGNOSE FOR MALFUNCTION.
NOTE
• If a malfunction is preventing operation, refer to the malfunction diagnoses below.
12-2
HOW TO DIAGNOSE FOR MALFUNCTION
• If the air conditioner does not operate normally after installing the air conditioner,
a malfunction shown in the table below may happen.
Remote control display
No display
*
88
88 flashing
*
After turning on the power, the maximun is 90 seconds, although it will only display
lem, and it will be set for 90 seconds.
Diagnose with the display on the liquid crystal display remote controller.
1. With the wired remote controller. (Note 1)
When the operation stops due to trouble, operation lamp flashes, and "
are indicated on the liquid crystal display. In such a case, diagnose the fault contents by
referring to the table on the malfunction code list in case of group control, the unit No. is displayed
so that the indoor unit No. with the trouble can be recognized. (Note 2)
2. With the wireless remote controller.
(Refer also to the operation manual attached to the wireless remote controller)
NOTE
1.In case wired remote controller. Press the INSPECTION/TEST OPERATION button on remote controller,
" " starts flashing and changes the inspection mode.
2.Keep down the ON/OFF button for 5 seconds or longer in the inspection mode and the above trouble
history disappears, after the trouble code goes on and off twice, followed by the code "00"(normal).
The display changes from the inspection mode to the normal mode.
20
) to make sure the unit is in operation.
) and operate normally.
"
if the unit does not operate properly.
" ". (=normal)
00
• Power supply trouble or Open phase connection
• Wrong wiring between indoor and outdoor unit
• Indoor PC board faulty
• Power supply PCB assy faulty
• Wrong remote control connection wiring
• Remote control faulty
• Fuse faulty
• Indoor PC board faulty
• Wrong wiring between indoor and outdoor unit
• Wrong wiring between indoor and outdoor unit
Malfunction
" ".
88 This is not a prob-
" and the malfunction code
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