1. During installation, the connection between the air filter and the engine intake pipe must be tight and reliable to prevent air leakage and a rubber ring must be placed at both ends of the filter element. The nut that holds the air filter cover must not be screwed too tightly.
2. In maintenance, the paper filter can not be cleaned in the oil, otherwise it is easy to cause accidents, filter will also fail. The maintenance work of the paper filter element can only be removed by vibration or brushing method to remove the surface of dust, but it is also difficult to restore the original performance, the filter element belongs to the consumables, if the filter element ruptures, perforation and other major problems, should be replaced in time.
3. Paper filter to prohibit contact with water once inad a large amount of water, will greatly increase the intake resistance, shorten the life, in addition, can not be in contact with fire, oil.
4. When maintaining the cyclone air filter, be careful not to leak the nutrient guide cover on the filter element