3304B and 3306B Engines for Caterpillar Built Machines Caterpillar


Flywheel Housing - Remove and Install

Usage:

D6D 01Y

拆卸步骤

Table 1
所需工具    
工具     零件号     零件名称     数量    
A     138-7573     连接支架     2    

开始:

  1. 拆卸飞轮。 请参考解体与组装, "飞轮 - 拆卸"。
  2. 拆卸曲轴后油封。 请参考解体及组装, "曲轴后密封 - 拆卸"。


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。


  1. 拆下将油底壳护板固定到飞轮壳上的螺栓。 松开将油底壳护板固定到位的其余螺栓。 将隔套放置在缸体和油底壳护板之间。 必须进行此项操作,以免油底壳护板密封垫损坏。

    注: 如果油底壳护板密封垫损坏,必须拆下油底壳护板。 请参考解体与组装, "发动机油底壳护板 - 拆卸和安装"。




    图 1g00516402

  1. 拆下涡轮增压器机油回油管 (1) 。

  1. 将工具 (A) 安装在飞轮壳上。 将起重机固定到飞轮壳上的工具 (A) 上。

  1. 从发动机上拆下全部螺栓 (2) 和飞轮壳。 飞轮壳的重量为37 kg (82 lb)。

安装步骤

Table 2
所需工具    
工具     零件号     零件名称     数量    
A     138-7573     连接支架     2    


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。


  1. 将密封垫放置到位,然后使用起重机将飞轮壳在发动机上放置到位。



    图 2g00516402

  1. 安装将飞轮固定到发动机上的全部螺栓 (2) 。 将螺栓拧紧至扭矩 100 ± 14 N·m (74 ± 10 lb ft)。

  1. 从发动机上拆下工具 (A) 和起重机。

  1. 安装涡轮增压器机油回油管 (1) 。

  1. 修整飞轮壳体密封垫,使密封垫与缸体底部轮廓一致。

    注: 如果油底壳护板已拆下,安装一个新的密封垫和油底壳护板。 请参考解体与组装, "发动机油底壳护板 - 拆卸和安装"。

  1. 3S-6252 密封剂 涂覆在油底壳护板密封垫与飞轮壳密封垫之间的接触点上。

  1. 拆下安装在缸体与油底壳护板之间的隔套。 安装将油底壳护板固定到飞轮壳上的螺栓。 拧紧将油底壳护板固定到缸体上的其余螺栓。

End By:

  1. 拆卸曲轴后油封。 请参考 解体及组装, "曲轴后油封 - 安装"。
  2. 安装飞轮。 请参考 解体与组装, "飞轮 - 安装"。

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