1. Remove debris from the vents to ensure normal ventilation. Observe whether the outdoor rack is loose, and clean the outdoor ventilation grille for foreign objects. At the same time, keep the vents unobstructed.
2. Surface cleaning of indoor and outdoor heat exchangers improves the efficiency of heat exchangers. When cleaning the indoor heat exchanger, you should carefully remove the panel, wipe it with a soft cloth, and use a small brush to gently scrub the internal heat exchanger, so as to achieve the purpose of removing dust and harmful accumulations that can breed germs. But note that because the heat sink is a thin aluminum material, it is easy to deform after being stressed, so be careful to scrub.
3. Clean the dust on the filter. When cleaning the filter, first cut off the power, and then open the air inlet grill; take out the filter, clean the filter with water or a vacuum cleaner, the water temperature should not exceed 40 degrees, clean with a hot damp cloth or neutral detergent, and then wipe with a dry cloth At the same time, the filter screen cannot be cleaned with insecticides or other chemical detergents.
4. The wall-mounted split air conditioner cleans dirt and accumulation in the drainage part. The drainage part is easy to deposit dirt and must be thoroughly disinfected regularly to ensure smooth drainage and prevent bacterial growth.
5. Check other. Including power supply lines, plug boards, switches; check the condition of wearing parts, such as wind deflector, sterilization and dehumidification, photocatalyst, etc., to ensure that the wall-mounted split air conditioner is in good condition and no abnormalities.
