3114, 3116, and 3126 Engines for Caterpillar Built Machines Caterpillar


Air Compressor - Remove and Install

Usage:

IT38G 1CW

拆卸步骤

------ WARNING! ------

不要断开空气管路,直到系统中的空气压力为零。 如果在压力下断开软管的话,可能会造成人身伤害。



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. 从空气罐中释放空气压力,并从冷却系统中排空冷却液。



    图 1g00484206

    典型实例

  1. 将软管组件 (1) 、 (2) 和 (9) 从空气压缩机上断开。 从空气压缩机上拆下管组件 (4) 。

  1. 拆下螺栓 (5) 和垫圈。 从呼吸器的管组件上拆下卡箍 (7) 。 将呼吸器的管组件移到一旁。

  1. 拆下将空气压缩机固定到正时齿轮壳体上的螺栓 (3) 和垫圈。

  1. 拆下螺栓 (6) ,然后从发动机上拆下空气压缩机 (8) 和密封垫。

安装步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     4C-4030     螺纹锁固胶     1    


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: 检查密封垫和 O 形密封圈的状况。 如果密封垫或 O 形密封圈损坏,则用新零件更换。




    图 2g00484206

    典型实例

  1. 使用螺栓 (3) 和垫圈安装空气压缩机 (8) 。 将工具 (A) 涂敷在螺栓 (6) 的螺纹上。 将螺栓 (6) 拧紧至扭矩 160 ± 30 N·m (118 ± 22 lb ft)。

  1. 用螺栓 (5) 和垫圈安装呼吸器管组件的卡箍 (7) 。

  1. 安装管组件 (4) ,然后将软管组件 (9) 、 (2) 和 (1) 连接至空气压缩机 (8) 。

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