Coarse filtration filter: The filter is the core parts of the core member, a filter and the filter frame composed of stainless steel mesh, stainless steel wire is damaged parts, need special protection.
When the water filter is working for some time, the filter core precipitate a certain amount of impurities, when the pressure drop increases, flow rate will decrease the need for timely removal of impurities within the filter core.
Cleaning impurities, especially noticed the stainless steel mesh filter can not be deformed or damaged, otherwise, then put something filters, filter media purity of less than the design requirements, compressors, pumps, meters and other equipment liable to destroy.
Using a long time, such as stainless steel mesh that is deformed or damaged, replace it immediately.