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近年来,柴油机已成为我国中、重型客、货车的首选动力装置,并有逐步使用到轻型货车和轿车上的趋势。柴油机的日常维修已成为汽车维修业户的重要任务。因为柴油机与汽油机在工作特性和某些构造方面有一定差异,所以在维修上也有一些不同的特点。已习惯于维修汽油机的多数修理工往往会忽视一些问题,从而造成一些不该发生的故障或损失,在此特提醒大家。 1 气缸套内孔的圆度、圆柱度汽油机气缸磨损后,通常按修理尺寸进行搪磨修复;当气缸(或气缸套)已不能按最大一
In recent years, diesel engines have become the preferred power plant for medium- and heavy-duty passenger and freight vehicles in China. They are also being gradually used in light-duty trucks and sedans. The daily maintenance of diesel engines has become an important task of vehicle maintenance business households. Because of the difference between the working characteristics and some constructions of diesel engines and gasoline engines, there are some different characteristics in the maintenance. Most mechanics accustomed to servicing gasoline engines often neglect some of the problems, causing some failure or loss that should not have occurred, reminding everyone here. 1 Cylinder liner hole roundness, cylindrical degree Gasoline cylinder wear, usually according to repair size honing repair; when the cylinder (or cylinder liner) can not be the largest one