The front top of the engine and the position under the engine. According to the user manual of Sany Motor Grader, there are some differences in the positions of different types of oil filter elements, but most of them are located at the front top of the engine and below the engine. Grader is the main machinery used for shaping and leveling in earthwork, which is widely used in large-scale ground leveling operations such as roads and airports. The reason why the grader has extensive auxiliary operation ability is that its scraper can complete 6-degree motion in space.