“拉缸”是柴油机常见故障之一。所谓“拉缸” ,是指活塞在缸套中运动时 ,因某种原因使缸套及活塞拉伤划出沟纹。出现拉缸现象后 ,柴油机不能正常工作 ,轻者压缩和作功行程向曲轴箱漏气 ,起动困难 ,功率下降 ;重者活塞卡死在缸套中 ,柴油机熄火 ,不能转动曲轴。造成拉缸的原因 “Pull cylinder” is one of the common faults of diesel engine. The so-called “pull cylinder” refers to the piston in the cylinder liner movement, for some reason so that the cylinder liner and piston pull out the groove. Cylinder phenomenon occurs after the diesel engine does not work, the light compression and work trip to the crankcase leakage, start difficult, power down; heavy piston stuck in the cylinder liner, the flame of the engine, can not turn the crankshaft. The reason for causing the cylinder