一次农忙巡回检修中,我们碰到一台起动困难、功率不足、严重冒黑烟的S195柴油机。检查发现气门间隙较大,供油时间迟后约8°,因为喷油泵调整纸垫只剩下一张0.25毫米厚的,无法对供油时间进行调整:我们对配气时间也进行了检查,发现进、排气门开启时间都迟后约10°,初步估计是齿轮记号对错引起的。拆下齿轮室重新安装齿轮后,仍未解决问题;再次拆下齿 A farm busy tour overhaul, we encountered a start-up difficulties, lack of power, serious black smoke of the S195 diesel engine. The inspection revealed a large valve clearance with a fuel supply delay of about 8 ° later because only one 0.25 mm thick pad was left for the fuel pump adjustment pad and the fueling time could not be adjusted: we also checked the valve timing, Found that into the exhaust valve opening time later than about 10 °, the initial estimate is wrong gear marks caused. Remove the gear room to re-install the gear, the problem has not been solved; remove the tooth again