1. Open the inlet grill as drawing:2. Remove the dust filter and slightly push the filter upward then pull downward.3. Install the air filter by inserting it into left and right frames with the white side upward.4. Install back dust filterLeft filter and right filter are different in shape, so never make it wrong.(dust filter must beinstalled).Notes: The air filter is optional. Please approach the nearest local maintenance center to buythe air filter according to the replacement time in Air Filter Instructions.Hints:This model of air conditioner falls into two types: one is with a multiple light catalysis air filter,the other with an air filter without multiple light catalysis. So the maintenance should be doneaccordingly:The multiple light catalysis air filter shall be put in sunshine once every half a year (8 hours eachtime), while the air filter without the light catalysis shall be replaced every half a year, which canbe purchased in the local service center.16Left RightInstall Air Filter Replace Air FilterRemove the Old Air FilterDust FilterAir FilterInstallation and Replacement of Air FilterMaintenanceDo not clean it with hot wateror detergent17ONOFF>40>40Clean the Air ConditionerTurn off Power Do not touch the machine withwet handsOpen the inlet grill upwardRemove the dust filter:Slightly push it upward thenPull it downwardClean the Dust Filter:Clean the dust filter with water or vacuum cleaner,When the filter is too dirty , clean it with detergentor medium soap liquid. Then flush it with water anddry it in sunshine. Finally fix it back.Notes:Do not clean the dust filter with water higher than40 , otherwise it would be damaged. Clean the dustfilter gently and carefully.Clean the Indoor Unit and Outdoor Unit:Clean it with wet cloth or medium detergent, thenclean with dry cloth. The water cannot be higherthan 40 , otherwise the unit would be deformed ordiscolored. And never clean it with insecticide orother chemical detergent.Maintenance