3408E and 3412E Engines for Caterpillar Built Machines Caterpillar


Valve Mechanism Cover Base - Remove and Install

Usage:

769C 01X

拆卸步骤

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並縮短部件使用寿命。




    图 1g01095563

  1. 断开线束组件 (3)。

  2. 断开线束组件 (5)。

  3. 拆下螺栓 (4)。

  4. 拆下螺栓 (1)。

  5. 拆卸底座 (2)。

安装步骤


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损並縮短部件使用寿命。




    图 2g01095563

  1. 安装底座 (2)。

  2. 安装螺栓 (1)。

  3. 安装螺栓 (4)。

    注: 每条线束组件具有标记为 "F"(前端)的白色接头和标记为 "R"(后端)的黑色接头。 安装在喷油器上的白色接头必须面向发动机前端。 安装在喷油器上的黑色接头必须慢性发动机后端。

    注: 黑色接头上标有 "R"(后)。 将黑色接头装配到后端气缸的喷油器上。 后端气缸为发动机左侧的 3、7 和 11。 后端气缸为发动机右侧的 4、8 和 12。

  4. 将线束组件 (5) 放到接头上。 将线束组件 (5) 上的螺母上紧到以下扭矩。

    螺母的扭矩 ... 1.70 ± 0.25 N·m (15.046 ± 2.213 lb in)

  5. 连接线束组件 (3)。

结束:

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

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