我们农机服务人员农忙季节遇到的故障颇多，归纳起来有两方面，即机械故障和人为故障。所谓机械故障，就是机器自然老化所致；所谓人为事故，就是人们在零件加工、热处理以及装配、使用、保养诸方面，违反有关的技术要求所致。对于如何诊断故障，其操作人员必须粗略地知道... We agricultural service staff busy season encountered many problems, summed up in two ways, namely, mechanical failure and man-made faults. The so-called mechanical failure is caused by the natural aging of the machine; the so-called man-made accident, that is, people in the parts processing, heat treatment and assembly, use, maintenance, etc., in violation of the relevant technical requirements. For how to diagnose a fault, its operator must know roughly ...