Conventional air conditioning maintenance
1. Remove the sundries in the vent to ensure normal ventilation. Observe whether the outdoor rack is loose, and clean the outdoor ventilation net cover for foreign objects. At the same time, keep the vents open.
2. Clean the surfaces of indoor and outdoor heat exchangers to improve the efficiency of heat exchangers. When cleaning the indoor heat exchanger, carefully remove the panel, scrub it with a soft rag, and gently scrub the heat exchanger of the indoor unit with a small brush to remove the harmful accumulation of dust and breeding bacteria. However, it should be noted that the heat sink is very thin aluminum, which is easy to deform after being stressed, so brush it carefully.
3. Remove the dust from the filter screen. When cleaning the filter screen, cut off the power supply first, and then open the air intake grille; Take out the filter screen, clean the filter screen with water or vacuum cleaner, the water temperature should not exceed 40 degrees, clean it with hot wet cloth or neutral detergent, and then wipe it with dry cloth. At the same time, it is not allowed to clean the filter screen with pesticides or other chemical cleaners.
4. Remove dirt and deposits from the drainage part. The drainage part is easy to deposit dirt, so it must be disinfected thoroughly on a regular basis to ensure smooth drainage and prevent bacterial reproduction.
5. Check others. Comprise a power cord, a plug board and a switch; Check the status of consumable parts, such as air deflector, sterilization and dehumidification, photocatalyst, etc. , to ensure that the air conditioner is in good condition.