740 GC, 740 Ejector, 745 Articulated Truck Power Train Caterpillar


Differential and Bevel Gear (Front and Rear) - Remove and Install

Usage:

745 3F6

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
1U-7502  修理台架 
1U-7558 安装适配器总成 
Loctite 5127 

开始:

  1. 卸下轮轴的轴。

  2. 把驱动轴取下。

  3. 拆下轮轴支架。


    图 1g03863105

  1. 断开管组件 (1)。


    图 2g03863395

  2. 拆下两个螺栓 (3)。 使用适当的支座和两个螺栓 (3) 将工具 (A) 连接到小齿轮壳体 (2) 上。


    图 3g03863465
    为清晰起见,工具已从照片中移除。


    图 4g03863663
    为清晰起见,工具已从照片中移除。

  3. 拆下所有螺栓 (5)。 将螺栓 (5) 安装到孔 (6) 中。 使用螺栓 (5) 将差速器箱 (4) 从轮轴 (7) 上分离。

  4. 使用工具 (A) 拆下差速器箱 (4)。

安装步骤

  1. 按与拆卸相反的顺序安装差速器箱 (4)。

    1. 将工具 (B) 涂覆到差速器箱 (4) 和轮轴 (7) 的配合面上。

    2. 按星形方式将螺栓 (5) 交替拧紧至扭矩为 125 ± 25 N·m (92 ± 18 lb ft),以便均匀拉紧零件。

    3. 重新拧紧螺栓 (5) 至扭矩为 300 ± 25 N·m (221 ± 18 lb ft)

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