5Indoor unitReceiver explanationNames of PartsRoom temperature sensor:• It senses the air temperature around the unit.FTFTYModeCOOLAUTOAir flow rateAUTOAUTOTemperature setting22˚C25˚C• The operation mode refers to the following table.• Push this button once to start operation. Push once again to stop it.• This button is useful when the remote controller is missing.ON/OFF button• It receives signals from theremote controller.• When the unit receives a signal,you will hear a short beep.Before opening the front grille, be sure tostop the operation and turn the breakerOFF. If the power is on, the fan may rotateinside and may cause injury.CAUTIONReceiver:ONOFFFront grilleIndicator lampsGrille tabOperation lamp (green)Flap (horizontal blade)(See page 10.)TIMER lamp (orange)The louvre is inside of the airoutlet.(See page 10.)Air outletLouvre (vertical blades)ON/OFF buttonAir inletAir purifying filterAir purifying filters areattached to the inside ofthe air filters.(See page 11.) (See page 11.)