Prince seal the inside of the cab general contact surfaces using flocking to dust; and the outer seal lips using the form, so that the glass surface in close contact with the Chinese heavy truck cab assembly to prevent the inflow of rainwater. About car door with lift glass, to prevent rain water from between the glass and the glass slide and seal groove between the seal and waist penetrate inside the door, rain seal structure currently used in the lower part of the door design flow 孔中国 heavy truck driver room, while the inside of the sheet metal between the door and door trim panels and paste the door watertight seal plastic film to prevent water from entering the interior sheet metal hole through the door. Delong cab after hand pumps and electric pump when replacing diesel tube or due to other causes difficulty in starting the engine, the pump can be started by repeatedly pressing the pump engine oil; Delong cab general off-road military vehicles equipped with electric pumps Shandong Heavy Duty Truck cab, then you can repeatedly press the electric pump on Delong cab switch panel switch to pump oil. The role of the governor is a governor with the outside world can make diesel engine load (resistance) changes automatically adjust the amount of oil in order to maintain stability and to limit the maximum engine idle speed to prevent stall and overspeed coaster. Delong cab governor has two: bipolar governor and governor poles throughout the governor only diesel automatic stabilizers and the minimum and maximum speed limit heavy truck cab, and all the intermediate speed by the driver control. That is only stable idling and speeding limit. throughout the governor can not only control the maximum engine speed and minimum steady speed, and can automatically control the amount of oil from idle to maximum speed in the entire speed range of the work, the total cab Delong to keep the engine at any given speed under stable operation. Heavy truck cab | Jinan Yiu Cheung (certified) | heavy truck cab provided by Jinan Yiu Cheung Trading Company. Jinan Yiu Cheung Trading Company (www.jinanyaoxiang.com) Shandong Jinan, engine assembly leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Jinan Yiu Cheung leadership with the staff warmly welcome all inquiries negotiations to create Jinan Yiu Cheung a better future.