G3304B and G3306B Engines Caterpillar


Inlet and Exhaust Valve Guides - Remove and Install

Usage:

G3304B A4E

拆卸步骤

表 1
所需工具    
工具     零件号     零件说明     数量    
A     9U-7349     气门导管冲头     1    

开始:

  1. 拆下进气门和排气门。


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 1g01954473

  1. 使用工具 (A) 将进气门导管和排气门导管 (1) 从缸盖上拆下。

  1. 对于其余的进气门导管和排气门导管,重复步骤 1。

安装步骤

表 2
所需工具    
工具     零件号     零件说明     数量    
A     9U-7349     气门导管冲头     1    
B     9U-6954     气门导管锁片     1    


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 2g01954473

  1. 将清洁的发动机机油涂抹在进气门和排气门导管的外径上。 使用工具 (A) 和工具 (B) 安装进气门和排气门导管 (1) 。



    图 3g00508601

  1. 从气门导管顶部到缸盖的尺寸 (X) 必须为 16.66 mm (0.656 in)。 有关更多有关进气门导管和排气门导管的信息,请参阅技术规格, "缸盖气门"。

    注: 为了有助于避免气门导管损坏,安装过程中必须使用工具 (B) 。

  1. 对于其余的进气门导管和排气门导管,重复步骤 1 和步骤 2。

End By: 安装进气门和排气门。

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