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1柱塞套定位螺钉处缠棉线一台小四轮拖拉机上X195型柴油机柱塞副被更换以后,发动机发生了飞车。机手认为所换的柱塞副有问题,便又换了一套新柱塞副,结果故障依旧。经过检查,修理工确认调速器无异常,但发现喷油泵供油时间混乱,拆喷油泵检查发现,柱塞套定位螺钉处被缠了很多棉线。原来,机手为防止柱塞套定位螺钉处漏
1 plunger sleeve set screws at a cotton thread on a small four-wheeled tractor X195 diesel piston pair was replaced, the engine took off. The hands of the replacement of the plunger that there is a problem, then they changed a new set of plunger, the result of the fault remains. After inspection, the mechanic confirmed the governor without exception, but found that the fuel pump fuel supply time chaos, split fuel pump inspection found that the plunger sleeve is located at a lot of thread wrapped around the thread. It turned out that the hands of the plunger sleeve to prevent leakage at the set screw