Daikin FTKD50BVM, Service Manual

Page: 96 / 210

Si04-306 Instruction
System Configuration 87
28
Please check again before calling a repair person.
Check again.
Case Check
The air conditioner does not
operate.
(OPERATION lamp is off) • Hasn’t a breaker turned OFF or a fuse blown?
• Isn’t it a power failure?
• Are batteries set in the remote controller?
• Is the timer setting correct?
Cooling (Heating) effect is poor. • Are the air filters 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 air flow rate and the air direction set appropriately?
• Is the unit set to the INTELLIGENT EYE mode?
(page 18.)
Operation stops suddenly.
(OPERATION lamp flashes.) • Are the air filters clean?
• Is there anything to block the air inlet or the outlet of the
indoor and the outdoor units?
Clean the air filters or take all obstacles away and turn the
breaker OFF. Then turn it ON again and try operating the air
conditioner with the remote controller. If the lamp still flashes,
call the service shop where you bought the air conditioner.
An abnormal functioning
happens during operation. • 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.