281. Open the front panel. (page 27.)2. Pull out the air filters.• Push a little upwards the tab at thecenter of each air filter, then pull itdown.3. Take off the titaniumapatite photocatalyticair-purifying filter.• Hold the recessed parts ofthe frame and unhook thefour claws.4. Clean or replace eachfilter.See figure.5. Set the air filter and the titaniumapatite photocatalytic air-purifyingfilter as they were and close the frontpanel.• Press the front panel at both sides and the center.■ Air filter1. Wash the air filters with water or clean them withvacuum cleaner.• If the dust does not come off easily, wash them with neutral detergentthinned with lukewarm water, then dry them up in the shade.• It is recommended to clean the air filters every 2 weeks.■ Titanium apatite photocatalytic air-purifying filterThe titanium apatite photocatalytic air-purifying filter can be renewed by washing it with water onceevery 6 months. We recommend replacing it once every 3 years.[ Maintenance ]1. Remove dust with a vacuum cleaner and wash lightly with water.• If it is very dirty, soak it for 10 to 15 minutes in water mixed with a neutral cleaning agent.2. After washing, shake off remaining water and dry in the shade.• Since the material is made out of polyester, do not wring out the filter when removing waterfrom it.[ Replacement ]1. Remove the tabs on the filter frame and replace with a new filter.• Dispose of the old filter as non-flammable waste.FiltersTitanium apatite photocatalyticair-purifying filterFilter frameAir filterTab