C7.1 Engines Caterpillar


Idler Pulley - Remove and Install - Grooved Idler Pulley

Usage:

525D 2L5

拆卸步骤

开始:

  1. 拆下交流发电机皮带。 有关正确的步骤,请参阅拆解和装配, "交流发电机皮带 - 拆卸和安装"。


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 1g03442080

  1. 在惰轮皮带轮 (4) 上作临时标记,确定正确的朝向和位置。

  2. 松开螺栓 (3),然后拆下惰轮皮带轮 (4)。

  3. 必要时,遵循步骤 3.a 至步骤 3.c 拆下惰轮皮带轮支架 (2)。

    1. 在支架 (2) 上作临时标记,确定正确的朝向和位置。

    2. 将螺栓 (1) 从支架 (2) 上拆下。

    3. 将支架 (2) 从缸体上拆下。

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. 确保惰轮皮带轮的所有部件清洁、无磨损和损坏。 如有必要,更换所有磨损或损坏的部件。


    图 2g03442080

  2. 必要时,遵循步骤 2.a 至步骤 2.c 将惰轮皮带轮支架 (2) 安装到缸体上。

    1. 将支架 (2) 定位到缸体上。

      注: 确保支架朝向正确。

    2. 将螺栓 (1) 安装到支架 (2) 上。

    3. 拧紧螺栓 (1) 至扭矩为 44 N·m (32 lb ft)

  3. 将皮带轮 (4) 定位到支架 (2) 上。 用手拧紧螺栓 (3)。

  4. 将螺栓 (3) 拧紧至扭矩为 44 N·m (32 lb ft)

结束:

  1. 安装交流发电机皮带。 有关正确的步骤,请参阅拆解和装配, "交流发电机皮带 - 拆卸和安装"。

Caterpillar Information System:

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