Many of the "Mini Air Cooling Fan" operation, we need the help of the radiator cooling fan is kind of special equipment to provide more help for us. So we should use the time to pay attention to what matters to allow such components to better use? We can use sewing machine oil or automotive engine oil, do not use household seasoning oil, cooking oil, etc., because cooking oil will be solidified or metamorphism. "Mini Air Cooling Fan" with a straw or tweezers dipped in oil, and the drop of lubricant in the axis can be, not too much. We know there are a lot of mechanical components corresponding specification models, and related components for machinery are also a certain degree of adaptability, if simply the old "Mini Air Cooling Fan" replaced by a new, it also may cause the opposite effect.