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有一台装朝柴6105发动机的东风汽车,大修时送油泵及六只喷油器来我部校修。按技术标准修完以后装机试验,在发动机运转一段时间后,发现排气管潮湿,并伴有蓝烟从排气管口排出。进行断缸检查,有一缸喷油器工作不正常。拆下这一缸喷油器总成上校正器检查,发现喷油压力开启过高,有可能是在第一次调试喷油嘴开启压力,锁紧回油管接头螺母时,由于防漏铜垫卡住,使得与调压螺
There is a diesel engine installed Chai 6105 Dongfeng Motor, overhaul to send fuel pumps and six fuel injector to repair my department. Installed according to technical standards after the installation test, the engine is running for some time and found the exhaust pipe is humid, and accompanied by blue smoke discharged from the exhaust nozzle. Off the cylinder check, a cylinder injector is not working properly. Remove the cylinder injector assembly on the calibrator inspection and found that the fuel injection pressure is too high, it may be the first time debugging nozzle opening pressure, locking back to the oil pipe nut, the leak-proof copper pad Stuck, made with pressure regulating screw