1、Maintenance Cycle
If the average daily working hours T < 5 hours, it is recommended to clean the equipment once every 9 months after activation;
If the average daily working hours are 5 hours < T < 10 hours, it is recommended to clean the equipment once every 6 months after activation;
If the average daily working hours T > 10 hours, it is recommended to clean the equipment once every 3 months after activation, or when 70% or more of the area turns yellow or black;
2、Maintenance Method
Click the video to view the replacement of the filter screen and filter element：