3054E Industrial Engine Caterpillar


Water Pump - Remove and Install

Usage:

3054E 304

拆卸步骤

开始:

  1. 拆下风扇。 请参阅拆解和组装, "风扇 - 拆卸和安装"。


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

在检验、保养、测试、调整及维修产品时,务必留心,确保液体盛装在容器中。 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。

有关适合收集和盛接卡特彼勒产品上液体的工具及用品,参考专门出版物, NENG2500, "卡特彼勒工具和修理车间设备指南"。

按照当地法规和指令处置所有液体。


  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。

    注: 有关发动机的冷却液容量信息,请参阅操作和保养手册, "加注容量"。

  1. 松开卡箍,从水泵进口上拆下软管。



    图 1g00952695

  1. 拆下将水泵 (4) 紧固到前壳体 (1) 上的调整螺钉 (3) 。

  1. 如有必要,使用软锤轻敲水泵来松开水泵。

  1. 拆下水泵 (4) 。 从前壳体和水泵上拆下密封垫 (2) 。 废弃密封垫 (2) 。

安装步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     9S-3263     螺纹锁固胶     -    
B     -     导向螺栓
(M8 X 1.25 长 70 mm)    
2    


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. 检查水泵的驱动齿轮有无磨损或其他损坏。 如有必要,更换驱动齿轮。

  1. 清洁水泵和前壳体的接合面。

    注: 切勿在水泵的密封垫上涂抹密封胶。




    图 2g00952716

  1. 将工具 (B) 安装到前壳体 (1) 上。

  1. 在前壳体上安装新的密封垫 (2) 。



    图 3g00952731

  1. 将水泵 (4) 安装到前壳体上。

    注: 新调整螺钉前 13 mm (0.5 in) 的螺纹上有密封胶。 要重新使用旧的调整螺钉,清除调整螺钉上的旧密封胶,然后在调整螺钉上涂抹工具 (A) 。

  1. 安装将水泵紧固到前壳体上的调整螺钉 (3) 。 此时不要拧紧调整螺栓。

  1. 拆下工具 (B) ,然后安装其余的调整螺钉,将水泵固定到前壳体上。

    注: 均匀拧紧调整螺钉,将水泵拉入前壳体内。

  1. 以 22 N·m (16 lb ft) 的扭矩拧紧调整螺钉 (3) 。 按照图 3 中所示的顺序拧紧调整螺钉。

  1. 将软管安装到水泵进口。 上紧软管卡箍。

  1. 向冷却系统加注冷却液。 请参阅操作和保养, "加注容量"以了解冷却系统容量。

End By: 安装风扇。 请参阅 拆解和组装, "风扇 - 拆卸和安装"。

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