3408E and 3412E Engines for Caterpillar Built Machines Caterpillar


Unit Injector Hydraulic Pump Drive - Remove

Usage:

769C 01X

拆卸步骤

开始:

  1. 拆下单体喷油器液压泵。 请参阅拆解和组装, "单体喷油器液压泵 - 拆卸"。

  2. 拆下前盖。 请参阅拆解和组装, "前盖 - 拆卸"。


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损並縮短部件使用寿命。



注意

在检验、保养、测试、调整及维修发动机时,请小心确保盛接流出的液体。 在打开或拆解任何储有液体的部件之前,要准备好合适的容器收集液体。

有关适合收集和盛接卡特彼勒产品上的液体的工具和供应品,请参阅专门出版物, NENG2500, "卡特彼勒代理商工具目录"。

按照本地法规和条例处置所有液体。




    图 1g01197005

  1. 断开线束组件 (3)、 (5) 和 (6)。

  2. 断开软管组件 (1)、 (2) 和 (4)。 拆下 O 形密封圈。


    图 2g01197015

  3. 拆下螺栓 (8)、挡板 (9) 和齿轮 (7)。


    图 3g01197016

  4. 从发动机线束组件上断开正时传感器 (10) 的线束组件。 将正时传感器 (10) 从前壳体上拆下。

  5. 将安装螺栓 (12) 从单体喷油器液压泵驱动装置上拆下。 拆下销 (14) 和密封。

  6. 将底部螺栓 (13) 从单体喷油器液压泵驱动装置上拆下。 拆下单体喷油器液压泵驱动装置 (11)。


    图 4g01197018

  7. 将 O 形密封圈 (15) 从单体喷油器液压泵驱动装置 (11) 上拆下。

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