12V240ZJ型柴油机机体检修与结构设计改进建议

12V240ZJ diesel engine block maintenance and structure design modifications

介绍了１２Ｖ２４０ＺＪ型柴油机机体检修过程中发现的问题及处理经验；分析了主轴承孔变形及机体气缸孔变形的原因；介绍了机体裂纹的主要发生部位，提出了改进措施。

The problems found during 12V240ZJ diesel engine block maintenance and their solutions were introdued. The reasons of main bearing and engine block cylinder holes deformings were analyzed.The main locations where engine block cracks occurred were given The preventive measures were put forward.\;