C4.4 Industrial Engine Caterpillar


Rocker Shaft and Pushrod - Remove

Usage:

C4.4 444

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
227-4389  E10 梅花套筒 

开始:

  1. 拆下气门机构盖。 请参阅拆解和组装, "气门机构盖 - 拆卸和安装"。


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。




    图 1g01476297


    图 2g01792634
    典型实例

  1. 使用工具 (A) 逐步松开梅花螺钉 (1)。 从摇臂轴组件端部开始向中间移动。

    注: 为了避免摇臂轴组件失真,松开各个梅花螺钉时每次应转动四分之一圈。 重复上述步骤直至拧松所有的梅花螺钉。

  2. 从摇臂轴组件 (2) 上卸下梅花螺钉 (1)。

  3. 从缸盖上卸下摇臂轴组件 (2)。

  4. 在推杆 (3) 上做一个临时标记以显示位置。 从缸盖上卸下推杆。

    注: 识别标记能确保将推杆重新安装到原始位置上。 不要调换已用推杆的位置。

  5. 在阀桥 (4) 上做一个临时标记以显示位置和方向。 将阀桥从缸盖上卸下。 如果阀桥配有罩 (5),确保从缸盖上卸下该罩。

    注: 标识将确保阀桥可以重新安装至原始位置和原始方向上。 不要调换已用阀桥的位置或方向。

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