C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Valve Mechanism Cover Base - Remove and Install

Usage:

631E 1AB

拆卸步骤

开始:

  1. 拆卸气门机构盖。 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 1g01116244

  1. 断开线束组件 (3) 和线束组件 (4)。

  2. 拆卸螺栓 (1)。

  3. 从缸盖上卸下气门机构盖底座 (2) 和密封。

安装步骤

表 1
需要的工具 
工具  零件号  零件名称  数量 
3S-6252  密封胶 


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 2g01116244


    图 3g00579307

  1. 将密封安装在气门机构盖底座上。 在密封接头上使用工具 (A)。

  2. 将气门机构盖底座 (2) 安置在缸盖上,安装螺栓 (1)。 按数字顺序拧紧螺栓至扭矩为 18 ± 3 N·m (13 ± 2 lb ft)

  3. 将线束组件 (3) 安置在电子单体喷油器上。 拧紧盖螺母至扭矩为 2.5 ± 0.25 N·m (22 ± 2 lb in)

  4. 连接线束组件 (4)。

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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