谈发动机气门调整螺钉易折断的特殊处理

On the engine valve adjusting screw frangible special treatment

北京福田大客车行车途中发动机突然出现异响的故障,通过详细分析该发动机出现的故障现象,结合发动机结构及工作原理与平时维修的实践经验,对出现的气门调整螺钉折断的故障进行分析、判断,最终采用加长气门推杆的方法排除故障。

Beijing futian bus driving a sudden sound of engine fault,through detailed analysis of the failure phenomenon of the engine,engine structure and working principle of combined with usual maintenance experience,for the existing valve adjusting screw fracture failure analysis,judgment,finally adopts the method of extended the valve push rod.