First, the clean room must be cleaned and wiped. If there is dust in the air conditioning system, it should be cleaned and wiped again to meet the cleaning requirements. If a HEPA filter is installed in the technical interlayer or ceiling, the technical interlayer or ceiling should also be cleaned and wiped.
2. After the clean room and purification air conditioning system meet the cleaning requirements, the purification air conditioning system must be run for trial. After continuous operation for more than 12h, install HEPA filter immediately after cleaning and wiping clean room again.
3. Before installation, the HEPA filter shall be unpacked at the installation site for appearance inspection, including whether the filter paper, sealant and frame are damaged. Whether the side length, diagonal and thickness meet the requirements. Frame without burr and rust (metal frame). Whether there is product qualification certificate, whether the technical performance meets the design requirements. And then leak detection. After inspection and leak detection qualified should be installed immediately. When installation should be according to the reasonable allocation and the resistance of the filter size for uniflow, same tuyere or between various filter on the surface of the air supply, each rated resistance and the resistance difference should be less than 5% of the average level of cleanliness is equal to the high efficiency filter, and higher than level 100 clean room before installation should be specified in appendix 6, a method of leak detection, And comply with the requirements of Article 5.4.1. (The content is for reference only, if you have any questions or problems, please contact us online or call us. We will serve you wholeheartedly.)