The main role of motorcycle oil filter element is to control the ratio of air and gasoline, intercept most of the debris, increase power during driving, and promote the combustion of gasoline. Filter Classification: Divided into two filters, one is an air filter, except for the dust impurities and air water of the air. The other is the oil filter, which is the iron chips impurities in the oil. Filter element cleaning: There is a small cup in the lower left corner of the fuel filter element, which contains a small filter. The air filter is in the middle of the left, and there is a sponge sleeve to remove the left guard. There is a semi -protruding circle on the top right of the oil box. If you remove the 3 screws and remove the cover, you can see it. You can see the spring and the size of the thumb. Remove the oil filter and wash it.