1台某型号柴油机出现严重倒气现象,对此我们进行了排查。在找出故障部位的基础上,分析故障原因,并采取了改进措施。1.查找故障部位首先,测量机油加注口倒气时的排气压力为2.54kPa。其次,检查机油油位、冷却液液位正常,查看该机所用机油、柴油滤清器均使用正规厂商产品。再次,检查空气滤清器完好,进气道无漏气现象.且没有灰尘。最后,拆检柴 A certain type of diesel engine serious down gas phenomenon, which we conducted a survey. On the basis of identifying the fault location, the cause of the fault is analyzed and the improvement measures are taken. 1. Find the fault location First of all, measuring the exhaust port refueling oil inlet pressure is 2.54kPa. Second, check the oil level, coolant level is normal, check the machine used oil, diesel filters are used regular manufacturers products. Again, check the air filter is intact, the air intake without leakage and no dust. Finally, dismantling the firewood