If too much oil, easy to burn the oil when the engine is running, the formation of carbon, if too small, east boat machine will cause poor lubrication and bush-burning axle. Usually the oil surface in the most appropriate scale up and down between the dipstick. When marine diesel engine when the pressure within the cylinder to near the scavenging pressure (generally scavenging scavenging pressure tank 012, the piston down the scavenging port 3 open (in this case point 4 of the crank position, the scavenging air into the cylinder, at the same time The exhaust gas through the exhaust port in the cylinder driven out of the cylinder. Shandong East China ship machine retailers, Shandong, East China (certification), East ship machines by Weifang Huadong Engine Co., Ltd. Weifang Huadong Engine (www.hdchai.com) It is an industry leader in Shandong Weifang, the internal combustion engine, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs in Weifang, east China leadership with the staff warmly welcome all inquiries negotiations to create Weifang Huadong a better future.