120H and 135H Motor Graders Power Train Caterpillar


Parking Brake - Remove

Usage:

120H 124

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
1U-7505  变速箱千斤顶 

开始:

  1. 把驱动轴取下。 请参考拆解和组装, "驱动轴 - 拆卸和安装"。

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

热油和热的部件可能会导致人员受伤。 不要让热的油和部件接触皮肤。


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

不要断开空气管路,直到系统中的空气压力为零。 如果在压力下断开软管的话,可能会造成人身伤害。



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。


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,以防污染。

注: 将盖和塞安装在全部孔口上,以防系统污染。 为便于识别,标记所有软管组件、管组件、导线线束和电缆。

  1. 将变速箱油排入合适的容器以便保存或废弃这些变速箱油。 传动系的容量为 47 L (12 US gal)


    图 1g00998123

  2. 排出空气罐中的空气压力。

  3. 将软管组件 (2) 从停车制动器壳体上拆下。

  4. 拆下螺栓 (3)。

  5. 从变速箱轴上卸下轭 (4) 和 O 形密封圈。

  6. 将轭 (1) 从差速器上拆下。

  7. 将十颗螺栓 (5) 从停车制动器壳体 (6) 上拆下。 停车制动器壳体 (6) 的底部和顶部各留一个螺栓,支撑停车制动器壳体。


    图 2g00998124

  8. 将工具 (A) 连接在停车制动器壳体 (6) 上。

  9. 将其余螺栓 (5) 从停车制动器壳体 (6) 上拆下。 从变速箱上卸下停车制动器壳体 (6)。 停车制动器壳体 (6) 的重量约为 34 kg (75 lb)

    注: 一些板和盘可能会从壳体上脱落。



    图 3g00999242

  10. 拆下板 (7) 和盘 (8)。

  11. 拆下定位销 (9)。

  12. 拆下轮毂 (10)。

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