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在我们多年对495A型柴油机的修理实践中,发现该机的机油泵齿轮与轴之间的半圆键及锁紧卡簧比较容易松动,因机油泵齿轮掉落而造成烧瓦的事故时有发生。为了解决这
In our many years of 495A diesel engine repair practice and found that the engine oil pump gear and the shaft between the semi-circular key and the locking spring is relatively easy to loose, because the oil pump gear falls caused by accidents have occurred from time to time . In order to solve this