C4.4 Industrial Engine Caterpillar


Water Pump - Install

Usage:

C4.4 444

安装步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
导螺栓
M8 × 80 mm 


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. 确保水泵清洁、无磨损或损坏。 如有必要,更换水泵。


    图 1g01269391
    典型实例

  2. 如有必要,将盖 ( 6) 安装到水泵 (3) 上。 按照步骤 2.a 至步骤 2.d 安装盖。

    1. 清洁盖 (6) 的表面。

    2. 将新垫片 (5) 放置在水泵 ( 3) 上。

    3. 将盖 (6) 安装到水泵 ( 3) 上。

    4. 将螺栓 (7) 安装到盖 ( 6) 上。 用手拧紧螺栓。

  3. 清洁前盖 (1) 的表面。


    图 2g01269392

  4. 将工具 (A) 安装到 ( X) 处。

  5. 使用工具 (A),将新垫片 ( 2) 与前盖 (1) 对齐。 将垫片安装到前盖上。

  6. 将水泵 (3) 与工具 ( A) 对齐。 将水泵安装到前盖 ( 1) 上。

    注: 确保水泵的齿轮与喷油泵的齿轮相啮合。

  7. 安装螺栓 (4)。 请参阅插图 1。 用手拧紧螺栓。

    注: 确保不同长度的螺栓安装位置正确。

  8. 卸下工具 (A),安装其余的螺栓 ( 4) ,用手拧紧。


    图 3g01269393
    水泵紧固顺序

  9. 将螺栓 (4) 和螺栓 ( 7) 至扭矩 22 N·m (16 lb ft)。 请参阅插图 1。 按照图 3 中所示的顺序拧紧螺栓。

  10. 将软管安装到水泵进口。 牢固地拧紧软管卡箍。

  11. 向冷却系统加注冷却液。 有关正确的步骤,请参阅 操作和保养手册 , "冷却系统冷却液 - 更换"。

结束:

  1. 安装风扇和风扇皮带轮。 请参阅拆解和组装 , "风扇 - 拆卸和安装"。

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