夏季气温较高，拖拉机和驾驶员在较高的温度环境中工作，容易发生人机疲劳，若操作使用不当，极易造成拖拉机事故和人身伤亡。因此，夏季行车应注意以下六个问题。一、注意防止机体过热进入夏季之前，应加强对发动机冷却系的检查和保养，及时清除冷却系水箱、水套中的水垢... Summer temperatures are higher, tractors and drivers working in higher temperatures, prone to human fatigue, if improper use of the operation, can easily lead to tractor accidents and personal injury. Therefore, the traffic in summer should pay attention to the following six questions. First, pay attention to prevent the body from overheating into the summer before, should strengthen the engine cooling system inspection and maintenance, timely removal of the cooling system water tank, water jacket in the scale ...