Daikin FTKS20CVMB, Service Manual

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SiENBE04-401A Instruction
System Configuration 99
Check again
Please check again before calling a repair person..
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 control?
• 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 control. 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 control.