795F AC and 795F AC XQ Off-Highway Trucks Caterpillar


Prepare the Machine for Maintenance

Usage:

795F AC ERM

  • 将机器停在干燥、水平、坚实且无任何碎屑的地面上。

    注: 此地面应足够坚实以支持机器重量和用于支持机器的任何工具的种类。



    图 1g01955402

  • 确保变换挡操纵杆 (1) 处于已应用停车制动器(P)位置 (2)。 请参阅操作和保养手册, "改变方向和速度"的详细资料。

    注: 当换挡操纵杆处于 P 位置时,停车制动器自动接合,并且牵引马达处于空档位置。

  • 将举升操纵杆移到浮动位置,以便降下自卸倾卸车斗。 更多信息,请参阅操作和保养手册, "操作员操纵装置"。

    注: 如有配备,降下车斗前,确认后部驾驶室出入用通道扶手、防跌落保护导轨和折叠通道均放在存放位置中。

  • 在机器上安装轮楔块。 关于更多信息,请参阅操作和保养手册, "轮楔块的使用"。

  • 当无法使用轮楔块时,通过将车轮转到适当的平台或将车轮置于适当的沟槽中确保机器不会滚动。

  • 确保在维护过程中将被打开的封闭系统中的压力均已释放。 更多信息,请参阅操作和保养手册, "系统压力释放"。

    注: 使用 Advisor 显示器和经认证的手持量规来确认每个系统中的压力释放。

  • 对于高压电气部件上要求的保养,执行高压断电和放电程序。 关于更多信息,请参阅操作和保养手册, "断电和放电"。

  • 对于需要将倾卸车斗置于升起位置的维护,安装卡车车斗固定缆绳。 更多信息,请参阅操作和保养手册, "缆绳(卡车车斗固定)"。

  • 为了满足以下类型的机器维护的需要,该机器配备了锁定控制装置:

    • 需要发动机运转的维护

    • 不需要发动机运转的维护

    • 需要禁用电气系统的维护

  • 对于需要发动机运转的维护,请执行以下操作:

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

      如果有人被困在车轮和车架之间,可能会发生人身伤亡。

      转向系统由液压控制,运动时,车轮可能挤压人员。

      当在车轮和车架之间工作时,一定要小心。 如果必须转向车轮,在进行任何移动前,确保所有人员远离机器。


    1. 以怠速运转发动机。


      图 2g03403638

    2. 启动机器锁定控制装置 (3)。 有关更多的资料,请参阅操作和保养手册, "机器锁定控制装置"。

  • 对于不需要发动机运转的维护,请执行以下操作:

    1. 把发动机的起动开关转到 OFF(断开)的位置。 更多信息,请参阅操作和保养手册, "操作员操纵装置"。

    2. 启动发动机锁定控制装置 (4)。 有关更多的资料,请参阅操作和保养手册, "机器锁定控制装置"。

  • 对于需要停用 24 V 电气系统的保养,请执行以下操作:

    1. 把发动机的起动开关转到 OFF(断开)的位置。 更多信息,请参阅操作和保养手册, "操作员操纵装置"。

    2. 将蓄电池断路开关 (5) 转到断开位置。 参阅操作和保养手册, "蓄电池断路开关"中正确的程序。
  • Caterpillar Information System:

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