Daikin FTXS-L Series Engineering Data page 80

EDUS041129
Troubleshooting
Case
The outdoor fan rotates while the air
conditioner is not in operation.
The operation stopped suddenly.
(OPERATION lamp is on.)
No remote controller signals are displayed.
The remote controller sensitivity is low.
The display is low in contrast or blacked out.
The display runs out of control.
The ON/OFF TIMER does not operate
according to the settings.
Check again.
Please check again before calling a repair person.
Case
The air conditioner does not operate.
(OPERATION lamp is off.)
Cooling (Heating) effect is poor.
Operation stops suddenly.
(OPERATION lamp fl ashes.)
An abnormal functioning happens during
operation.
The fl ap does not start swinging immediately.
HEAT operation cannot be selected, even
though the unit is heat pump model.
Split Type Air Conditioners FTXS-L Series
Explanation
After operation is stopped:
•
The outdoor fan continues rotating for another 60 seconds for system protection.
While the air conditioner is not in operation:
•
When the outdoor temperature is very high, the outdoor fan starts rotating for system protection.
•
For system protection, the air conditioner may stop operating on a sudden large voltage fl uctuation.
It automatically resumes operation in about 3 minutes.
•
The batteries are dying and the remote controller is malfunctioning. Replace all the
batteries with new size batteries, AAA.LR03 (alkaline). For details, refer to set the batteries
of this manual. Page 8
•
Check if the ON/OFF TIMER and the WEEKLY TIMER are set to the same time.
Change or disable the settings in the WEEKLY TIMER.
•
Is a breaker off or a fuse blown?
•
Is there a power failure?
•
Are batteries set in the remote controller?
•
Is the timer setting correct?
•
Are the air fi lters clean?
•
Is there anything to block the air inlet or the outlet of the indoor and the outdoor units?
•
Is the temperature setting appropriate?
• Are the windows and doors closed?
•
Are the airfl ow rate and the air direction set appropriately?
•
Are the air fi lters clean?
Clean the air fi lters.
•
Is there anything to block the air inlet or the outlet of the indoor and the outdoor units?
•
Turn the b eaker off and take all obstacles away. Then turn it on again and try operating
the air conditioner with the remote controller. If the lamp still fl ashes, call the service shop
where you purchased the air conditioner.
•
The air conditioner may malfunction with lightning or radio waves. Turn the breaker off,
turn it on again and try operating the air conditioner with the remote controller.
•
The air conditioner is adjusting the fl ap position. The fl ap will start moving soon.
•
Slide the DIP switch to the left as shown in the
illustration so that the HEAT operation can be selected
with the "MODE" button.
Page 23
Check
Operation Manual
DIP switch
79