G3520H Generator Set Engine Caterpillar


Gear Group (Rear) - Remove and Install

Usage:

G3520H GFP

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
1P-0520  冲头总成 

开始:

  1. 拆下飞轮壳体。


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损並縮短部件使用寿命。




    图 1g03737438

  1. 拆下螺栓 (1) 和止推盘 (2)。 拆卸惰轮组件 (3)。


    图 2g03737461

  2. 使用工具 (A) 和合适的压具从惰轮齿轮组 (3) 上拆下套筒轴承 (4)。


    图 3g03737497

  3. 拆下螺栓 (6),然后拆下凸轮轴惰轮齿轮 (7)。 拆下惰轮轴 (8) 和止推垫圈 (5)。


    图 4g03737540

  4. 使用工具 (A) 和合适的压具从凸轮轴惰轮齿轮 (7) 上拆下套筒轴承 (9)。


    图 5g03737553

  5. 拆下螺栓 (10)。 拆下齿轮组轴 (11)。


    图 6g03737560

  6. 拆下螺栓 (12)。 拆下曲轴齿轮 (13)。

安装步骤

  1. 按照与拆卸相反的顺序安装惰轮齿轮组 (3)、凸轮轴惰轮齿轮 (7)、齿轮组轴 (11) 和曲轴齿轮 (13)。

    1. 使用工具 (A) 和合适的压具将套筒轴承 (9) 安装到凸轮轴惰轮齿轮 (7) 上的 1.00 ± 0.25 mm (0.039 ± 0.010 inch) 深度。 使用工具 (A) 和合适的压具将套筒轴承 (4) 安装到惰轮齿轮组 (3) 上的 1.50 ± 0.50 mm (0.059 ± 0.020 inch) 深度。

    2. 拧紧螺栓 (6) 至扭矩为 240 ± 20 N·m (177 ± 15 lb ft)

    3. 拧紧螺栓 (10) 至扭矩为 140 ± 10 N·m (103 ± 7 lb ft)

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