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我们在下乡巡回修理时,发现有的小四轮拖拉机驾驶员,更换喷油器偶件方法不当,造成一些人为的故障。安装不当主要表现在以下几方面: 一、喷油器偶件向喷油器体上的安装 1.在换装新的喷油器偶件前,不是将其放入80℃左右的柴油中煮洗,而是直接用柴油洗去表面的防锈油迹,清洗后更没有进行针阀滑动性试验检查。结果多数喷油器使用不久,便产生结胶等早期故障。
When we went to repair in the countryside, we found that some small four-wheeled tractor drivers, improper replacement of the injector couple, resulting in some man-made fault. Improper installation mainly in the following aspects: First, the injector coupling to the injector body installation 1. Before the refueling of the new injector even before it is placed in about 80 ℃ in the diesel cooking Wash, but directly to the surface anti-rust oil washed with diesel, even after the needle did not conduct sliding test test. As a result, most injectors are used shortly and cause early failure such as gel formation.