Cummins diesel generator set cylinder liner general repair technical requirements are as follows:
One, cummins diesel generator set cylinder wear to one of the following conditions, must be repaired or replaced:
1. The cylinder wall has cracks;
2. The scratch depth of cylinder wall is greater than 0.25mm;
3. The wear of the cylinder is greater than 0.35mm or the gap between the piston skirt and the cylinder wall is greater than 0.5mm;
4. Cylinder roundness and conical degree is greater than 0.15mm.
Two, Cummins diesel generator set production plant or overhaul plant technical requirements:
1. The size meets the requirements in the manual.
2. The roundness and conical degree should be within 0.03mm.
3. The inner surface roughness should not be higher than 0.32-0.63um.
4. The indentation depth is not greater than 0.03mm.
According to the measurement results, when the wear of cummins diesel generator cylinder, roundness and conical degree exceeds the specified value of all kinds of machines, the cylinder should be repaired to restore the normal technical requirements of the cylinder.
Jiangsu Meao Power Technology Co., Ltd. focuses on the development and manufacture of diesel generator sets, and has accumulated rich experience in manufacturing and service in this field. As a professional generator manufacturer, MEAOPOWER attaches great importance to product development, innovation and service quality, and maintains close strategic cooperation with famous domestic and international enterprises such as Cummins, Perkins, Doosan, Yuchai, Weichai, Shangchai, Wuxi Wandi, Lillesomer, Stanford, Marathon and so on.
