14M Motor Grader Engine Supplement Caterpillar


Refrigerant Compressor - Remove and Install

Usage:

14M B9J

拆卸步骤

注: 为便于安装,在所有管路、软管、导线及管上做出识别标记。 堵上所有管路、软管和管。 这将有助于防止液体泄漏和防止污染物进入系统。


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、调整及维修发动机时,请小心确保盛接流出的液体。 在打开或拆解任何储有液体的部件之前,要准备好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的液体的工具和供应品,请参阅专门出版物, NENG2500, "卡特彼勒代理商工具目录"。

按照本地法规和条例处置所有液体。


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

    接触制冷剂会使人受伤。

    接触制冷剂会造成冻伤。 让手、脸避开,有助于防止受伤。

    制冷管路被打开时,即使压力计显示系统中已经没有制冷剂,也要始终戴着护目镜。

    拆卸管件时,务必小心谨慎。 慢慢地拧松接头。 如果系统内仍有压力,就要把它缓慢地释放到一个通风良好的地方去。

    通过燃着的香烟吸入制冷剂会使人受伤或死亡。

    通过燃着的香烟或其他抽烟方法吸入空调制冷气体,或者,吸入空调制冷气体接触明火而形成的烟雾,都会造成对人体的伤害 或死亡。

    维修空调时,或者,在任何可能存在制冷气体的地方都不要抽烟。

    采用经过认可的回收和循环利用车妥善地从空调器中取出制冷剂。


  1. 回收空调系统中的空调制冷剂。 请参考维修手册, SENR5664, "使用 R-134a 制冷剂的空调和加热系统"以了解正确步骤。 请参考代理商维修工具目录, NENG2500, "空调工具"以了解正确工具。



    图 1g01325888

  1. 断开线束组件 (1) 。



    图 2g01325892

  1. 拆下护罩 (2) 。



    图 3g01329826

  1. 拆下面板 (3) 。



    图 4g01325899

  1. 拆下皮带 (4) 。 请参考操作和保养手册, "皮带 - 更换"。

  1. 断开管组件 (6) 。

  1. 拆下螺栓 (5) 。

  1. 拆下制冷剂压缩机 (7) 。

安装步骤


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。





    图 5g01325899

  1. 安装制冷剂压缩机 (7) ,然后安装螺栓 (5) 。

  1. 连接管组件 (6) 。

  1. 安装皮带 (4) 。 请参考操作和保养手册, "皮带 - 更换"。



    图 6g01329826

  1. 安装面板 (3) 。



    图 7g01325892

  1. 安装护罩 (2) 。



    图 8g01325888

  1. 连接线束组件 (1) 。

  1. 加注空调系统。 请参考维修手册, SENR5664, "使用 R-134a 制冷剂的空调和加热系统"以了解正确步骤。 请参考代理商维修工具目录, NENG2500, "空调工具"以了解正确工具。

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