一辆刚进行初驶保养不久的BJ2020型吉普车,在一次长途行车途中,因化油器故障,驾驶员对其进行解体清洁保养(此车装用BJH201A型化油器)。在装复时,不慎将中、下体结合处的固定螺钉扭滑丝一个,后用棉线缠绕装复,发动后便继续行驶。约行驶50km左右时,驾驶员听到发动机发出“噹噹”的异响,驻车断火检查,无变化。本欲去附近厂检修,可刚驶出几十米, A BJ2020 jeep, which had just been started for early maintenance, was disassembled and cleaned by a carburetor during a long-distance drive (this model was fitted with a BJH201A carburetor). In repacking, inadvertently the middle and lower body at the fixing screw twisting a silk thread, then wrapped with cotton wound complex, started after the continued driving. About 50km or so when the driver heard the engine issued a “Dangdang” abnormal sound, parking off fire check, no change. The desire to go to the nearby factory overhaul, just out of dozens of meters,