C15 and C18 Tier 4 Final Engines Caterpillar


Exhaust Cooler (NRS) - Clean

Usage:

826K 232
在排气灰尘大量堆积的情况下,使用下列步骤清洁 NRS 冷却器。

有关拆卸冷却器的正确步骤,请参阅拆解和组装。

表 1
所需工具 
269-8297 清洁剂 
9U-7191 塑料盖 
软管夹 

  1. 堵住 NRS 冷却器的一端。 使用 9U-7191 塑料盖和一个正确尺寸的软管卡箍。


    图 1g02150024

  2. 269-8297 清洁剂加注 NRS 冷却器,直到冷却器加满。 有关 NRS 冷却器的容量,请参阅表 2。

    表 2
    NRS 冷却器的容量 
    C9  2.2 L (2.25 qt) 
    C13 和 C27  2.6 L (2.75 qt) 
    C15 和 C18  4.2 L (4.5 qt) 

  3. 让加满的冷却器静待 30 分钟。

  4. 从冷却器中排放 269-8297 清洁剂。

  5. 拆下 9U-7191 塑料盖和软管卡箍。


    图 2g02150027

  6. 从冷却器的进口向冷却器注入蒸汽。 烟尘和蒸汽将从冷却器的出口端流出。


    图 3g02150029

  7. 从冷却器的出口端向冷却器注入蒸汽。 烟尘和蒸汽将从冷却器的进口流出。

  8. 重复步骤 6 和步骤 7,直到冷却器端流出的水干净为止。

  9. 通过向冷却器的各端吹入压缩空气,以干燥 NRS 冷却器。

  10. 按照拆解和组装中的步骤重新安装冷却器。

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