C9.3 Engines for Caterpillar Built Machines Caterpillar


Crankshaft Front Seal - 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 
1U-7600  滑锤拉拔器 
1U-8145  钻头 
1U-7430  前油封安装工具 

开始:

  1. 拆下减振器和皮带轮。


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 1g02560898

  1. 拆下发动机支架 (1)。


    图 2g02560996

  2. 拆下耳轴 (2)。 如果环损坏,拆下环。


    图 3g02561036
    典型示例

  3. 使用工具 (B),在曲轴前油封 (3) 上钻出三个等距的孔。

  4. 交替在钻孔间使用工具 (A),拆下曲轴前油封 (3)。

安装步骤

  1. 按与拆卸相反的顺序安装曲轴前油封 (3)。

    1. 安装干燥的曲轴油封。 使用工具(C)安装曲轴前油封 (3)。

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