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一些履带拖拉机的托带轮,常出现407轴承磨损和轴头滑扣的故障。经调查分析,主要是托带轮安装不正确造成的。
Some crawler tractor pulley, bearing wear occurs often 407 and the head slider slip failure. After investigation and analysis, the main reason is that the support pulley is not installed correctly.