239D and 249D Compact Track Loaders and 232D Skid Steer Loader Engine Supplement Caterpillar


Refrigerant Compressor - Remove and Install

Usage:

249D AH9

拆卸步骤

------ 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. 回收制冷剂。 有关回收和充注步骤的信息,请参阅维修手册, SENR5664, "适用于所有 Caterpillar 机器的所有空调和暖风系统用 R134a 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 1g03783300

  2. 拆下护罩 (1)。

  3. 拆下皮带(未显示)。 请参阅操作和保养手册, "皮带 - 检查/调整/更换",以拆卸和安装皮带。


    图 2g03786011

  4. 断开线束组件 (2) 和 (3)。

  5. 拆下螺栓 (4)。 卸下软管 (5)。


    图 3g03786024

  6. 拆下螺栓 (6) 和 (8)。 拆下制冷剂压缩机 (7)。

安装步骤

  1. 按与拆卸相反的顺序安装制冷剂压缩机 (7)。

Caterpillar Information System:

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