854K Wheel Dozer Machine Systems Caterpillar


Brake Control Valve (Parking) - Remove and Install

Usage:

854K 221

拆卸步骤

开始:

  1. 连接转向机架锁。 请参考拆解和组装, "转向机架锁 - 分离和连接"。
  2. 释放转向系统和制动系统中的压力。 请参阅拆解和组装, "系统压力 - 释放"。

注: 在所有软管、所有软管组件、所有线束及所有管组件上作出识别标记,以便安装。 插接好所有软管组件和所有管组件。 这将有助于防止液体渗漏,并有助于防止污染物进入系统。

注: 清洁度是一项重要的因素。 拆卸步骤开始之前,应彻底清洁部件外部。 这有助于防止尘土进入内部结构。


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! ------

热油和热的部件可能会导致人员受伤。 请勿让热的液压油或热的零部件与皮肤接触。





    图 1g01448569

  1. 断开软管组件 (1) 和线束组件 (4) 。 拆下压力开关 (3) 。 断开管组件 (2) 。



    图 2g01448592

  1. 断开条带和垫块 (5) 。

  1. 拆下螺栓 (7) 和停车制动器控制阀 (6) 。

安装步骤

注: 清洁度是一项重要的因素。 组装之前,应使用清洗剂彻底清洁所有零件。 让零件风干。 请勿使用抹布擦干零件。 棉绒可能会留在零件上,从而引发故障。 检查所有零件。 如果任何零件磨损或损坏,则应使用新零件进行更换。 尘土及其他污染物可能会损坏精密部件。 组装步骤应在清洁的工作面上进行。 务必盖上部件并采取适当保护措施。

注: 检查 O 形密封圈、垫片和密封件有无磨损或损坏。 如有必要,请更换部件。




    图 3g01448592

  1. 安装停车制动器控制阀 (6) 和螺栓 (7) 。

  1. 连接条带和垫块 (5) 。



    图 4g01448569

  1. 连接管组件 (2) 和软管组件 (1) 。

  1. 安装压力开关 (3) ,然后连接线束组件 (4) 。

  1. 用机油加注转向系统和制动系统的液压油箱。 关于正确的程序,请参阅您机器的操作和保养手册。

  1. 起动发动机并检查是否渗漏。

    注: 分离转向机架锁后,检查停车制动器操作是否正常。

End By: 分离转向机架锁。 请参考 拆解和组装, "转向机架锁 - 分离和连接"。

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