C9.3 Engines for Caterpillar Built Machines Caterpillar


Rocker Arm and Shaft - Remove and Install

Usage:

725C2 2L6

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
8T-2298  润滑剂 - 凸轮 

开始:

  1. 拆下气门机构盖。


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。



注意

在每个摇臂和推杆上做上识别标记,以便在安装时能够确定正确位置。




    图 1g01354540

  1. 断开线束组件 (3)。

  2. 拆下螺母 (1),然后将线束组件 (2) 放到一边。


    图 2g01354545

  3. 松开螺母 (5),然后松开摇臂调整螺钉 (6)。

  4. 拆下螺栓 (7) 和摇臂轴组件 (8)。

  5. 卸下推杆 (4)。

安装步骤

  1. 按与拆卸相反的顺序安装摇臂轴组件 (8)。

    1. 将工具 (A) 涂抹到推杆两端和摇臂的底面。


      图 3g01943645

    2. 将摇臂轴组件 (8) 对准定位销 (X)。 放置摇臂轴组件 (8) 并安装螺栓 (7)。

    3. 放置摇臂调整螺钉 (6),然后拧紧螺母 (5)。

    4. 调整摇臂的气门间隙。 请参阅测试和调整, "发动机气门间隙 - 检查/调整"。

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