3406E Marine Engine Caterpillar


Exhaust Manifold - Remove and Install

Usage:

3406E 9WR

拆卸步骤

开始:

  1. 拆下涡轮增压器。 请参阅拆解和组装, "涡轮增压器 - 拆卸"。
  2. 拆下燃油滤清器底座。 请参阅拆解和组装, "燃油滤清器底座 - 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 1g00771347

  1. 从排气歧管 (2) 上拆下弯头 (1) 。



    图 2g00771349

  1. 从螺柱 (3) 上拆下螺母和垫片。 拆下排气歧管 (2) 。



    图 3g00771403

  1. 拆下衬套 (4) 和衬垫。

安装步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     5P-3931     防粘结剂     -    
B     2P-2333     高温密封胶     -    


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。


注: 组装之前,检查衬垫、衬套、螺柱和螺母的状况。 如果任何零件磨损或损坏,则应使用新零件更换。

  1. 将工具 (A) 涂抹到排气歧管的螺柱上。 如果已从缸盖上拆下了螺柱,则将螺柱安装到缸盖中。 将螺柱上紧到 35 ± 5 N·m (26 ± 4 lb ft) 的扭矩。



    图 4g00771403

  1. 安装衬垫和衬套 (4) 。



    图 5g00771349



    图 6g00771353

  1. 将工具 (B) 涂抹在排气歧管 (2) 公端的外径上。 将清洁的发动机机油涂抹在排气歧管 (2) 的母端上。

  1. 将排气歧管 (2) 安置在螺柱 (3) 上。 将垫片和螺母安装到螺柱 (3) 上。

  1. 按照数字顺序依次拧紧排气歧管的螺母至扭矩为 38 ± 5 N·m (28 ± 4 lb ft)。



    图 7g00771347

  1. 将弯头 (1) 安装到排气歧管 (2) 上。

End By:

  1. 安装燃油滤清器底座。 请参阅 拆解和组装, "燃油滤清器底座 - 拆卸和安装"。
  2. 安装涡轮增压器。 请参阅 拆解和组装, "涡轮增压器 - 安装"。

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