柴油机在工作中发出不正常的声响,主要原因是内部相配机件磨损松旷或修理质量不高、调整不当或使用不当等。柴油机出现不正常的声响,表明机件的磨损在加剧,甚至会造成柴油机严重损坏,应引起机手注意。柴油机不正常的声响主要有以下十种: 1.活塞敲击声 怠速时在气缸的上部发出清晰的“嗒嗒嗒”声音,好象用小铁锤轻敲水泥地所发出的声音。此种声响在冷车时较明显,在热车时声响减弱或消失。 Diesel engine at work to send abnormal sound, mainly due to the internal mating parts wear Songkuang or repair quality is not high, improper adjustment or improper use. Diesel abnormal noise, indicating wear and tear of the parts is aggravating, and even cause serious damage to the diesel engine should cause the hands of the attention. Abnormal diesel engine has the following ten kinds of abnormal sound: 1. Piston percussion sound idle at the upper part of the cylinder issue a clear “da da da” sound, as if using a small hammer tapping the sound of cement. This sound is more obvious in the cold car, sound in the hot car weakened or disappeared.