C15 and C18 Industrial Engines Caterpillar


Temperature Sensor (DPF) - Remove and Install - Clean Emissions Module

Usage:

C18 BDN

拆卸步骤

表 1
所需工具    
工具     零件号     零件说明     数量    
A     -     Loctite 771 抗咬合剂     -    

  1. 将燃油供应转到 OFF 位置,并将电源断路开关转到 OFF 位置。

  1. 将冷却液从冷却系统中排入合适的容器,以便保存或弃置。 请参考操作和保养手册, "冷却系统冷却液 - 更换"。



    图 1g02201253

    这是机器左侧的发动机室视图。




    图 2g02201257

  1. 拆下螺栓 (1) 。

    注: 盖住断开的所有管组件和接头,以防油液损失。 这也能避免系统受到污染。

  1. 断开管组件 (2) 、 (3) 、 (4) 和 (5) 。



    图 3g02201258

    注: 盖住断开的所有管组件和接头,以防油液损失。 这也能避免系统受到污染。

  1. 断开管组件 (6) 、 (7) 和 (8) 。

  1. 将管组件作为一体缓慢从机器右侧拆下。



    图 4g02199957

    注: 在所有电缆带位置和所有保温层上做好方位和位置标记,以便于安装。

  1. 拆下电缆带后拆下火焰探测温度传感器 (9) 。



    图 5g02201433

    注: 在所有电缆带位置和所有保温层上做好方位和位置标记,以便于安装。

  1. 断开固定到火焰探测温度传感器 (10) 上的线束组件。 拆下用来固定传感器的所有电缆带。



    图 6g02201534

    注: 在所有电缆带位置和所有保温层上做好方位和位置标记,以便于安装。

  1. 拆下进口温度传感器 (11) 。

安装步骤

  1. 按相反顺序安装火焰探测温度传感器。

    1. 将工具 (A) 涂抹到火焰探测温度传感器 (9) 和进口温度传感器 (11) 的螺纹上。 将火焰探测温度传感器 (9) 和进口温度传感器 (11) 上紧到 45 ± 5 N·m (33 ± 4 lb ft) 的扭矩。

    1. 将管组件 (8) 上紧到 16 ± 2 N·m (142 ± 18 lb in) 的扭矩。

    1. 拧紧管组件 (6) 至扭矩为 11 ± 2 N·m (97 ± 18 lb in)。

    1. 拧紧管组件 (7) 至扭矩为 16 ± 2 N·m (142 ± 18 lb in)。

    1. 拧紧管组件 (5) 至扭矩为 20 ± 2 N·m (177 ± 18 lb in)。

    1. 拧紧管组件 (4) 至扭矩为 16 ± 2 N·m (142 ± 18 lb in)。

    1. 将管组件 (3) 上紧到 43 ± 4 N·m (32 ± 3 lb ft) 的扭矩。

    1. 拧紧管组件 (2) 至扭矩为 27 ± 3 N·m (239 ± 27 lb in)。

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