15Trouble Shooting Check againPlease check again before calling a repair person.CaseThe air conditioner does notoperate.(OPERATION lamp is off)Cooling or Heating effect ispoor.Operation stops suddenly.(OPERATION lamp blinks.)An abnormal functioninghappens during operation.Check 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? Are the air filters clean? Is there anything to block the air inlet or the outlet of the indoor and theoutdoor units? Is the temperature setting appropriate? Are the windows and doors closed? Are the air flow rate and the air direction set appropriately? Are the air filters clean? Is there anything to block the air inlet or the outlet of the indoor and theoutdoor 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 remotecontroller. If the lamp still blinks, call the service shop where you bought theair conditioner. If the lamps stop blinking after the above steps, there is nomalfunction. The air conditioner may malfunction with lightening or radio waves. Turn thebreaker OFF, turn it ON again and try operating the air conditioner with theremote controller.

safety precautions

names of parts

outdoor unit

preparation before operation

tips for saving energy

adjusting the air

timer operation

care and cleaning

cleaning the front grille

G These cases are not troubles

G Check again

G Call the service shop immediately

G Fault diagnosis

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