320GC Excavator Engine Supplement Caterpillar


Refrigerant Compressor - Remove and Install

Usage:

320 GC BR4

拆卸步骤

参考: 专门说明书, "目视维修步骤 - 颜色和符号" M0066576。

开始:

  1. 拆下交流发电机。

------ 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。




图 1g06225756
回收空调系统中的空调制冷剂。 有关回收和加注步骤的信息,请参阅维修手册, SENR5664, "适用于所有 Caterpillar 机器的所有空调和暖风用 R-134a 产品"。 请参阅专门出版物, NENG2500, "空调工具"以了解正确的工具信息。


图 2g06234797


图 3g06234800


图 4g06234803

安装步骤

  1. 按与拆卸相反的顺序安装制冷剂压缩机。


图 5g06340332

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