C15 and C18 Industrial Engines Caterpillar


Exhaust Cooler (NRS) - Remove and Install

Usage:

C15 N5F

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
5P-3931  防粘结剂 
207-1600(1)  橡胶润滑剂 
207-1601 橡胶润滑剂 
(1) 用于 EAME

  1. 从冷却系统将冷却液排入合适的容器以便保存或废弃这些冷却液。 请参阅操作和保养手册, "冷却系统冷却液 - 更换"。


    图 1g03397797

  2. 拆下卡箍组件 (3) 和 (5)。

  3. 拆下螺栓 (2) 和 (6)。 拆下管组件 (4)。

  4. 将卡箍组件 (1) 从排气冷却器的两侧拆下。


    图 2g02485398

    注: NRS 冷却器卡箍组件 (9) 仅供一次性使用。 废弃使用过的卡箍组件 (9)。

  5. 拆下弯管 (10)。

  6. 拆下螺栓 (8)。 拆下并废弃卡箍组件 (9)。 由两人拆下排气冷却器 (7)。 排气冷却器 (7) 的重量约为 18 kg (40 lb)

安装步骤

    注: 检查 O 形密封圈、垫片和密封件有无磨损或损坏。 如有必要,请更换部件。

  1. 按相反顺序安装排气冷却器 (7)。

    1. 将工具 (B) 涂抹到弯头 (10) 的孔上。


      图 3g02485236

      注: NRS 冷却器卡箍组件 (9) 仅供一次性使用。 废弃使用过的卡箍组件 (9)。

    2. 安装新的卡箍组件 (9) 时,确保卡箍隔套 (9a) 圆边的方位如图中所示。

    3. 拧紧螺栓 (8) 至扭矩为 40 ± 5 N·m (30 ± 4 lb ft)

    4. 将工具 (A) 涂抹到卡箍组件 (1) 和 (5) 的螺纹上。 拧紧卡箍组件 (1) 和 (5) 至扭矩为 7.5 ± 1 N·m (66 ± 9 lb in)

    5. 利用要密封的润滑剂润滑管组件 (4) 上的 O 形密封圈。

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