C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Crankshaft Front Seal - Remove and Install

Usage:

826K 232

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 
5P-1733  密封定位器 
5P-1737  螺栓 
9S-8858  螺母 (密封件安装工具) 
6V-6142  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 1g01255652

  1. 必要时,利用工具 (A) 或冲头以及手锤在耐磨衬套 (1) 内冲出三个或更多小孔。

  2. 必要时,利用工具 (A) 拆下耐磨衬套 (1)。

  3. 使用工具 (A) 或者冲头和锤子在曲轴前油封 (2) 上冲出不少于三个的孔。

  4. 使用工具 (A) 拆下曲轴前油封 (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和缩短部件寿命。


    注: 在安装曲轴前密封和承磨衬套的过程中,请勿使用任何类型的润滑剂。

  1. 在安装曲轴前密封和承磨衬套之前,请检查曲轴有无划痕。 此外,请检查曲轴表面是否有无可能引起失圆状况的变形。 使用抛光布以清除曲轴上的瑕疵。

  2. 清洁曲轴外径。


    图 2g01255654

  3. 利用工具 (C) 将工具 (B) 固定到曲轴上。

    注: 把曲轴前密封安装到发动机中,并使指示曲轴转动方向的箭头指向发动机前方。

  4. 将耐磨衬套 (2) 和曲轴前密封 (1) 作为一体安装到工具 (B) 上。 将工具 (E) 安装到工具 (B) 上。 润滑工具 (D) 上的垫圈表面。 将工具 (D) 安装到工具 (B) 上。

  5. 拧紧工具 (D),直到工具 (E) 接触到工具 (B)。

  6. 将工具 (D) 和工具 (E) 从工具 (B) 上拆下。

  7. 将工具 (C) 和工具 (B) 从曲轴上拆下。

结束:

  1. 安装减振器和皮带轮。

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