15MaintenanceClean the unitTurn off the power supply switch Do not touch with wet hand. Do not use hot water or volatile liquidThe 4 fixed bolts must be loosed as shown inthe figure by arrow if they are bolts, the methodis that: push the blots inward till to another edge.Generally the fixed blots are opened for inletgrille easily up and down as well cheaning theair filter.After open it,lower the inlet grille usingremote controller, the maximum distance is 2.24m.Then turn the 1 rotated clamps 90 degree asshown in the figure, hold the air filter and nearlyin the horizontal direction slightly pull it out.Clean the air filterClean the air filter with water or vacuum cleaner.Use the detergent or neutral soapy water if theair filter is too dirty. Then rinse the air filter withwater,and reinstall after drying.Caution:Do not clean the air filter with hot water over 40 C,otherwise may damage the filter.Sweep the filter carefully.Clean indoor (outdoor ) unitClean with hot wet cloth and neutral detergent, then wipe withdry cloth.Do not use too hot water (over 40 C) which may resultin fading and deforming. Do not use insecticide and chemicalwashing agent.Fixing noltFixing noltFixing noltRotary fixing clampOutward drawable filterONOFF