C1.1, C1.5 and C2.2 Engines for Caterpillar Built Machines Caterpillar


Crankshaft - Remove

Usage:

CB-22 220

拆卸步骤

开始:

  1. 拆下发动机机油安全阀。 请参阅拆解和组装, "发动机机油安全阀 - 拆卸和安装"。

  2. 拆下曲轴后密封。 请参阅拆解和组装, "曲轴后油封 - 拆卸和安装"。

  3. 拆下发动机机油泵和吸油管。 请参阅拆解和组装, "发动机机油泵 - 拆卸"。

  4. 拆下活塞和连杆。 请参阅拆解和组装, "活塞和连杆 - 拆卸"。


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. 应将发动机安装在合适的台架上,使后端朝上。


    图 1g01311526
    典型示例

  2. 将螺栓 (2) 从缸体上拆下。

  3. 从缸体上拆下六角头螺钉 (1)。


    图 2g01311527
    典型示例

  4. 将适当的起吊设备 (3) 连接在曲轴组件 (4) 上。

  5. 小心地从缸体上提起曲轴组件 (4)。 如有必要,使用软面锤轻敲曲轴的鼻端。

    注: 安装曲轴皮带轮的螺母,以保护曲轴的鼻端。 不要刮擦曲轴上的任何精加工表面。

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