1 EnglishNAME OF PARTSRefer to figure 1 on page [1]1. Air outlet2. Remote controller3. Suction grilleMAINTENANCEIMPORTANT!• ONLY A QUALIFIED SERVICE PERSON IS ALLOWEDTO PERFORM MAINTENANCE• BEFORE OBTAINING ACCESS TO TERMINALDEVICES, ALL POWER SUPPLY CIRCUITS MUST BEINTERRUPTED• DO NOT USE WATER OR AIR OF 50°C OR HIGHERFOR CLEANING AIR FILTERS AND OUTSIDE PANELSHOW TO CLEAN THE AIR FILTER(The air filter is an optional accessory.)Clean the air filter when the display shows “ ” (TIME TOCLEAN AIR FILTER).Increase the frequency of cleaning if the unit is installed in aroom where the air is extremely contaminated.(As a yardstick for regulating yourself, consider cleaning thefilter.)1. Remove the air filters.2. Clean the air filter.Use vacuum cleaner A) or wash the air filter with waterB).A) Using a vacuum cleanerB) Washing with waterTo clean the air filter, use soft brush and neutraldetergent.Remove water and dry in the shade.3. Fix the air filter.4. Press the FILTER SIGN RESET BUTTON on theremote controller.The display “ ” (TIME TO CLEAN AIR FILTER) van-ishes.(For details, see the operation manual for the outdoorunit.)NOTE• Do not remove the air filter except when cleaning.Unnecessary handling may damage the filter.HOW TO CLEAN AIR OUTLET AND OUTSIDEPANELS1. Clean with soft cloth.2. When it is difficult to remove stains, use water orneutral detergent.NOTES• Do not use gasoline, benzene, thinner, polishing powder,liquid insecticide. It may cause discoloring or warping.• Do not let the indoor unit get wet. It may cause an electricshock or a fire.