C4.4 Industrial Engine Caterpillar


Coolant Temperature Sensor - Remove and Install

Usage:

C4.4 444

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

在检查, 保养, 测试, 调整 and 维修发动机时,务必留心,确保将溢出的液体盛装在容器中。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. 将冷却系统的冷却液排入适当的容器至低于冷却液温度传感器的液位,以便保存或废弃。 关于正确的排放步骤,请参阅 操作和保养手册冷却系统冷却液 -, "更换" 。


    图 1g01480094
    典型实例

  2. 滑动锁扣 (2) 到解锁位置。

  3. 将线束组件 (3) 从冷却液温度传感器 ( 1) 上断开。

    注: 冷却液温度传感器有两线插头。

  4. 使用深套筒从缸盖卸下冷却液温度传感器 ( 1)。

    注: 如有必要,从旁通管上卸下线束组件的支架。

  5. 将 O 形密封圈 (4) 从冷却液温度传感器 ( 1) 上拆下。

安装步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
1U-6396  O 形圈组装固定胶 


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 2g01480094
    典型实例

  1. 将新的 O 形圈密封件 ( 4) 安装到冷却液温度传感器 ( 1) 的槽中。 使用工具 ( A) 润滑新 O 形密封圈。

  2. 使用深套筒将冷却液温度传感器 ( 1) 安装到缸盖。 将冷却液温度传感器拧紧至扭矩 20 N·m (15 lb ft)

  3. 将线束组件 (3) 连接到冷却液温度传感器 ( 1) 上。

    注: 如有必要,将线束组件的支架安装在旁通管上。

  4. 滑动锁扣 (2) 到锁定位置。

  5. 加注冷却系统至正确液位。 关于正确的加注步骤,请参阅 操作和保养手册冷却系统冷却液级别 -, "检查" 和操作和保养手册 , "冷却系统冷却液 - 更换"。

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