1. The governor does not reach the minimum speed.

排除方法：对高压油泵上部4个汽缸的高压油管逐个进行断油试验，结果发现第三缸断开后排蓝烟现象消失。停机后，拆卸第三缸喷油器，对喷油器进行喷油压力试验，结果发现第三缸喷油嘴偶件发生滴油现象且量很少。

Troubleshooting: the high-pressure oil pipes of the upper four cylinders of the high-pressure oil pump were cut off one by one, and the results showed that the blue smoke disappeared after the third cylinder was cut off. After shutdown, the third cylinder injector was disassembled and the injection pressure test was carried out. The results showed that the third cylinder injector had little oil dripping.

2、麻豆性视频网各汽缸工作不良，导致各缸压缩压力不同。

2. The bad working of each cylinder of the generator set results in different compression pressure of each cylinder.

排除方法：对柴油机油底壳内的机油标尺进行检查，观察是不是机油黏度太低或机油量太多，使机油进入燃烧室后且蒸发成油气未燃烧而从排气管排出。但通过检查发现机油的质量和数量符合柴油机的用油规定

Troubleshooting: check the oil gauge in the diesel oil pan to see if the oil viscosity is too low or the amount of oil is too much, so that the oil enters the combustion chamber and evaporates into oil gas, which is not burned and discharged from the exhaust pipe. However, it is found that the quality and quantity of engine oil meet the requirements of diesel engine

3、调速器内部调速弹簧弹力减弱，使调速性能发生变化。

3. The elastic force of the speed regulating spring inside the governor is weakened, which changes the speed regulating performance.

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排除方法：起动柴油麻豆性视频网后使转速提高到1000r/min左右，观察转速是不是有所稳定，但听到麻豆性视频网转动的声音还是不稳定，故障未被排除。

Troubleshooting: after starting the diesel generator set, increase the speed to about 1000r / min, observe whether the speed is stable, but hear the sound of the generator set rotating is not stable, the fault has not been eliminated.

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