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指出东风型机车液力机械式中变速箱第Ⅱ轴上的310轴承破损是该型机车的惯性故障。在分析了该故障产生原因的基础上，提出了有效的防止措施，取得了良好的效果。
It is pointed out that the 310 bearing damage on the second shaft of the hydraulic mechanical intermediate gearbox of Dongfeng locomotive is the inertia failure of the locomotive. Based on the analysis of the cause of the fault, effective prevention measures are put forward and good results have been achieved.