夏季应预防发动机水温高——4例客车发动机水温高故障分析

为了使发动机处于最佳工作状态,发动机冷却液的正常工作温度应控制在85～95℃之间,如果冷却液温度过高,不仅使发动机的动力性和经济性下降,更严重的是将导致发动机机件损坏,发生重大机械事故。夏季到来之后,发动机的散热状况更为严峻,且后置发动机的客车更需注意散热系统的维护与检修。以下列举4例水温高的故障分析和检修实例,供大家参考。

Case Study of Error of Over-heating of Engine Cooling Water

in summer,the working condition of radiator is extremely important to the normal operation of the engine,especially for those rear-mounted engines that need to be carefully maintained and regularly checked. this is a case study of checking and repairing four common errors of over-heating problems of radiators for reference.