LYC-A40 oil filter adopts a special gear pump, which has the characteristics of low noise, strong self-priming ability and stable operation. Thermal relay protection is used to prevent damage to the motor caused by motor overload. The coarse filter at the suction port protects the oil pump and prolongs the service life of the main filter. The oil filter shell adopts a quick-opening structure, which can quickly and quickly open the upper cover and replace the filter element without any tools. The panel is equipped with a pressure gauge, which continuously indicates the operating status of the system and the pollution degree of the filter element during work.