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一台ZI30E型装载机夜间作业时,出现不能行走、换挡压力波动剧烈的故障。停机一段时间后,故障自动消除,但再作业一段时间后故障又出现。
A ZI30E loader night work, there can not walk, shift pressure fluctuations in the violent failure. After a period of shutdown, the fault is automatically eliminated, but the fault occurs again after a period of operation.