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新安装的一台195型柴油机,试车时曲轴右侧油封处漏油。拆开检查,发现右主轴承内部从油孔到最外端处,有顺着曲轴旋转方向的若干道螺旋形沟痕。现分析如下: (1)这些沟痕是机油中的杂质随着曲轴的旋转而
A newly installed 195-type diesel engine, test crankshaft oil seal at the right seal. Open the inspection and found that the right main bearing from the hole to the outermost end, there are a number of road along the direction of rotation of the crankshaft spiral groove marks. Now analysis is as follows: (1) these groove marks are the impurities in the oil with the rotation of the crankshaft