Hitachi air duct machine display screen filter

If Hitachi Air Duct Machine displays the filter screen, it means that the filter screen needs to be cleaned or replaced. The function of the filter is to prevent dust, dirt and other impurities from entering the air and keep the air clean and healthy. If the filter is blocked or overused, it will not work normally, which may lead to air quality degradation or machine failure. Therefore, it is suggested to clean or replace the filter regularly to ensure the normal operation and air quality of Hitachi Air Duct Machine. For specific cleaning or replacement methods, please refer to the operating instructions of Hitachi Air Duct Machine.