C15 and C18 Engines for Caterpillar Built Machines Caterpillar


Flywheel Housing - 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 
395-1592  吊耳组件 
8T-9022  硅胶密封垫  

开始:

  1. 拆下曲轴后密封。

  2. 拆下电起动马达。


注意

在进行检验、保养、测试、调整及维修产品期间,必须小心以确保装好排放出的油液。 在打开任何舱室或解体任何储有液体的部件之前,要准备好合适的容器收集液体。

有关收集和盛接 Cat 产品上油液的适用工具和用品,请参阅专门出版物, NENG2500, "代理商维修工具目录"。

按照当地法规和要求处置所有液体。



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 1g01008304

  1. 卸下将发动机油底壳固定在飞轮壳体 (2) 上的螺栓 (1)。


    图 2g01058428

  2. 将工具 (A) 和适当的起吊设备安装在飞轮壳体 (2) 上。 飞轮壳 (2) 的重量约为 105 kg (230 lb)

  3. 拆下螺栓 (3 )。 将飞轮壳从缸体上拆下。

  4. 将密封垫 (4) 从飞轮壳上拆下。

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。


  1. 彻底清理飞轮壳和缸体的后端面。


    图 3g01058428

  2. 将工具 (A) 和适当的起吊设备安装在飞轮壳体 (2) 上。 飞轮壳 (2) 的重量约为 105 kg (230 lb)

  3. 将密封垫 (4) 安装到缸体的定位销上。 在密封垫的底部涂敷工具 (B),填充缸体、飞轮壳体与发动机油底壳的空隙。

  4. 定位飞轮壳 (2) 后安装螺栓 (3)。


    图 4g00551652

  5. 按照下列步骤拧紧螺栓:

    1. 按照数字顺序依次将螺栓 1 到螺栓 24 上紧到 40 ± 10 N·m (30 ± 7 lb ft) 的扭矩。

    2. 按照数字顺序重新依次拧紧螺栓 1 到螺栓 9 至扭矩为 135 ± 20 N·m (100 ± 15 lb ft)

    3. 按照数字顺序重新依次将螺栓 10 到螺栓 24 上紧到 55 ± 10 N·m (40 ± 7 lb ft) 的扭矩。


    图 5g01008304

  6. 安装将发动机油底壳固定在飞轮壳体 (2) 上的螺栓 (1)。

  7. 拆下工具 (A)。

结束:

  1. 安装电起动马达。

  2. 安装曲轴后密封。

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