239D and 249D Compact Track Loaders and 226D and 232D Skid Steer Loaders Machine Systems Caterpillar


Cab - Remove and Install

Usage:

249D AH9

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
140-7742  套筒 
422-5474 连杆 
1U-9200 操纵杆滚轮举倾机构 

开始:

  1. 倾斜盖。

注: 拆卸机器左侧的气压弹簧之前,必须先拆下机器右侧的气压弹簧。

------ 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. 有关步骤请参阅维修手册, SENR5664, "使用 R-134a 制冷剂的空调和暖风系统"。 请参考代理商维修工具目录, NENG2500, "空调工具"以了解正确的工具。

  2. 排空冷却液。


    图 1g03797234

  3. 断开电缆带 (1)。 断开电缆 (2)。


    图 2g03797241

  4. 断开线束组件 (3)。 断开软管组件 (4)。


    图 3g03797474

  5. 断开软管组件 (5) 和 (6)。


    图 4g03797891

  6. 使用工具 (A) 支撑驾驶室 (7)。


    图 5g03797933

  7. 拆下气压弹簧 (9)。 请参阅拆解和装配, "气压弹簧 - 拆卸和安装"。 对于另一侧,重复相同的步骤。

  8. 拆下驾驶室支撑杆 (8)。


    图 6g03797261


    图 7g03797494

  9. 将适当的起吊设备连接至驾驶室 (10)。

  10. 拆下驾驶室螺栓 (11)。 使用适当的起吊设备拆下驾驶室 (10)。 驾驶室 (10) 的重量约为 290 kg (640 lb)

安装步骤

  1. 按与拆卸相反的顺序安装驾驶室 (10)。

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