C7.1 Engines Caterpillar


Water Temperature Regulator - Remove and Install

Usage:

525D 2L5

拆卸步骤


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。



注意

在检验、保养、测试、调整及维修产品时,务必留心,确保液体盛装在容器中。 在打开任何腔室或拆解任何储有液体的部件之前,要准备好用合适的容器收集液体。

按照本地法规和指令处置所有液体。


  1. 将冷却液从冷却系统中排入适当的容器至液位低于水温调节器,以便保存或废弃这些冷却液。 有关正确的排放步骤,请参阅操作和保养手册, "冷却系统冷却液 - 更换"。

  2. 松开上部散热器软管上的软管卡箍,将上部散热器软管从水温调节器壳体 (2) 上断开。


    图 1g01336665
    典型实例

  3. 从水温调节器壳体 (2) 上卸下螺栓 (1)。

  4. 将水温调节器壳体 (2) 从缸盖上卸下。

    注: 记录水温调节器壳体的朝向。



    图 2g01336667
    典型实例

  5. 将 O 形密封圈 (3) 从水温调节器壳体 (2) 上卸下。

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. 确保水温调节器壳体 (2) 的所有部件清洁且无磨损或损坏。 检查水温调节器是否正常工作。 请参阅系统操作、测试和调整, "水温调节器 - 测试",以了解测试水温调节器的步骤。 如果水温调节器的任何部件磨损或损坏,必须更换整个组件。


    图 3g01336667
    典型实例

  2. 如果安装原来的水温调节器,将一个新 O 形密封圈 (3) 安置到水温调节器壳体 (2) 的凹槽中。

    提供的新水温调节器壳体配有一个新 O 形密封圈。

  3. 将水温调节器壳体 (2) 定位到缸盖上。

    注: 确保水温调节器壳体的朝向正确。



    图 4g01336665
    典型实例

  4. 安装螺栓 (1)。 拧紧螺栓 (1) 至扭矩为 44 N·m (32.5 lb ft)

  5. 连接上部散热器软管,拧紧软管卡箍。

  6. 加注冷却系统至正确液位。 请参阅操作和保养手册, "冷却系统冷却液 - 检查"和操作和保养手册, "冷却系统冷却液 - 更换"以了解正确的加注步骤。

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