793F and 797F Off-Highway Trucks Power Train Electronic Control System Caterpillar


Power Train Has Unusual Noise

Usage:

793F D3T

可能原因

  • 变矩器

  • 变速箱

  • 差速器

  • 后桥

建议的措施

执行任何步骤之前,请阅读故障排除, "故障排除前的机器准备"。

上机起动发动机之前应围绕机器进行彻底的检查,以最大延长机器使用寿命。 围绕机器逆时针转动整圈。 观察机器的周围和下方, 检查主要部件的状况。 检查所有黄油嘴。 查找有无下列故障。

  • 松动的螺栓

  • 废物堆积

  • 破损的或磨损的零部件

  • 车架裂纹

请参阅测试和调整, KENR8393, " 目视检查(动力传动系)"。

工作检查

请参阅测试和调整, KENR8393, "工作检查"。

确定症状起因之前,利用您的所有感官收集尽可能多的信息。

变矩器

动力自发动机经过变矩器和传动轴,流至输出分动器和变速箱。

请参阅测试和调整, KENR8393, " 变矩器液压系统"。

请参阅测试和调整, KENR8393, " 变矩器液压系统故障排除"。

请参阅测试和调整, KENR8393, "变矩器 - 测试"。

变速箱

变速箱为动力换档行星齿轮设计,其中包含六个液压接合离合器。 变速箱提供六个前进档和一个倒档。

请参阅测试和调整, KENR8393, " 目视检查(动力传动系)"。

请参阅测试和调整, KENR8393, "变速箱 - 测试"。

差速器

动力自变速箱传输至差速器和终传动。

请参阅测试和调整, KENR8393, " 目视检查(后桥和终传动)"。

请参阅测试和调整, KENR8393, " 差速器和伞齿轮 - 调整"。

请参阅测试和调整, KENR8393, " 差速器小齿轮轴承 - 调整"。

后桥

请参阅测试和调整, KENR8393, " 目视检查(后桥和终传动)"。

请参阅测试和调整, KENR8393, " 后桥和终传动系统"。

请参阅测试和调整, KENR8393, "后桥 - 测试"。

请参阅测试和调整, KENR8393, " 后轮轴承 - 调整(大功率轴承)"。

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