1. Clean the cooling fan sink. Open the drain valve and rinse it with tap water; If there is a lot of dust or dirt deposition, it should be removed first and then washed with tap water.

2. Clean the volatile filter screen, namely the wet curtain. Remove the wet curtain and rinse it with tap water. If there is any difficult to rinse material on the wet curtain, first use tap water to infiltrate it and spray central air conditioning cleaning solution directly onto the wet curtain. Wait for the cleaning solution to completely penetrate the wet curtain for 5 minutes, then rinse it with tap water until the residue in the wet curtain is removed.

3. The wet curtain air conditioner does not require daily maintenance for a long time. The main closed type water resource gate valve of the air conditioner is to remove the wet curtain, drain the water in the sink together, and completely clean the air conditioner sink. After cleaning, replace the wet curtain, turn on the air conditioner, exhaust for 5-8 minutes, and wait for the wet curtain to dry. Then, turn on the main switch power of the enclosed air conditioner.

4. Removal of odor. After the application of the wet curtain air conditioner for a period of time, if the air conditioner is not cleaned and maintained, it may cause the air conditioner to emit a strong odor. At this time, it is necessary to follow the entire process of cleaning the wet curtain and sink of the air conditioner according to point 2 above; If the odor is still strong, you can add some chlorine containing disinfectant to the cooling fan sink from the start up situation, allowing the disinfectant to fully penetrate into the wet curtain and every corner of the cooling fan. This cycle of disinfection and sterilization several times can eliminate the odor of the cooling fan.