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1 问题的提出 我段自 1984年运用东风4 型内燃机车以来 ,随着青藏线扩能改造 ,运能、运量的不断增加 ,配属机车的增多 ,机车检修任务量也相应增大 ,16Ｖ2 4 0ＺＪ型柴油机小油封漏油这一惯性故障也愈来愈突出。仅1999年度检修完成交验的 2 15台辅、小修机车投入运用后 ,就
1 PROBLEM PROPOSED Since the installation of Dongfeng 4 Diesel Locomotive since 1984, with the expansion of the Qinghai-Tibet line, the capacity and capacity of the locomotive have continued to increase, the number of locomotives increased and the number of locomotive maintenance tasks also increased correspondingly. 0ZJ diesel engine oil seal leakage of inertia failure is also more and more prominent. Only after the completion of inspection in 1999, 2 15 auxiliary and minor repair locomotives were put into operation