3126B Engines for Caterpillar Built Machines Caterpillar


Engine Oil Pump - Assemble

Usage:

120H 124

组装步骤


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。


  1. 组装前,确保机油泵的所有零件清洁。

    注: 利用干净的机油润滑机油泵的所有内构件。




    图 1g01026667

  1. 将驱动齿轮 (7) 压到轴组件上,直到驱动齿轮 (7) 与轴组件端部齐平为止。

  1. 将轴 (6) 安装到机油泵壳体组件 (8) 内。 将轴承安装到惰轮 (5) 中。 安装轴承,使惰轮 (5) 的轮毂螺栓面和轴承间的距离为 0.75 ± 0.25 mm (0.030 ± 0.010 in)。

  1. 将惰轮 (5) 安装到轴 (6) 上。 安装垫圈 (4) 和螺栓 (3) 。 拧紧螺栓 (3) ,使其扭矩达到 70 ± 15 N·m (52 ± 11 lb ft)。



    图 2g01026664

  1. 检查机油吸油管 (2) 内所用密封垫的状态。 如果垫片损坏,则更换垫片。 安装密封垫和机油吸油管 (2) 。

  1. 检查出口弯头 (1) 内所用 O 形密封圈的状态。 更换损坏的 O 形密封圈。 安装 O 形密封圈和出口弯头 (1) 。

End By: 安装发动机机油泵。 请参阅 拆解和组装, "发动机机油泵 - 安装"。

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