784C and 785C Off-Highway Trucks Machine Systems Caterpillar


Air Control Valve (Parking Brake) - Remove and Install

Usage:

785C 1HW

拆卸步骤

开始:

  1. 释放空气系统中的压力。 请参考拆卸和组装, "储气罐(制动器)- 排放"部分。

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

为防止可能的人身伤害,在断开空气系统的任何部件前,释放空气箱压力。


    注: 清洁度是一项重要的因素。 在执行拆卸操作之前,应彻底清洁部件外部。 这将有助于防止污垢进入内部机构。

    注: 为便于安装,在所有软管、油管组件、导线线束上做好标记。 插好所有软管组件和油管组件。 这将有助于防止液体泄漏,并有助于防止污染物进入系统。




    图 1g00521347

  1. 松开固定螺钉 (1) ,从换档杆上卸下圆头手柄 (2) 。



    图 2g00521348

  1. 卸下四个大圆头螺钉 (3) 。 将盖子 (4) 提离控制台。



    图 3g00521350

  1. 从停车制动器空气控制阀上拆下软管组件 (5) 。



    图 4g00521353

  1. 从盖子上拆下指示灯 (6) 。



    图 5g00521354

  1. 从停车制动器空气控制阀上拆下软管组件 (7) 。



    图 6g00521356

  1. 从盖子上拆下膜片 (8) 。



    图 7g00521360



    图 8g00521363

  1. 卸下两个螺钉 (9) ,以从盖子上卸下停车制动器空气控制阀 (10) 。

安装步骤

    注: 清洁度是一项重要的因素。 安装之前,应使用清洗剂彻底清洁所有零件。 让零件风干。 不要使用擦布或抹布擦干零件。 否则棉绒可能会留在零件上,从而可能导致以后出现故障。




    图 9g00521363



    图 10g00521360

  1. 使用两个螺钉 (9) ,将停车制动器空气控制阀 (10) 安装到盖子上。



    图 11g00521356

  1. 将膜片 (8) 安装到盖子上。



    图 12g00521354

  1. 将软管组件 (7) 连接到停车制动器空气控制阀上。



    图 13g00521353

  1. 将指示灯 (6) 连接到盖子上。



    图 14g00521350

  1. 将软管组件 (5) 连接到停车制动器空气控制阀上。



    图 15g00521348

  1. 使用四个大圆头螺钉 (3) ,将盖子 (4) 安装到控制台上。



    图 16g00521347



    图 17g00521344

  1. 将圆头手柄 (2) 安放在换档杆上面,如图所示。

  1. 拧紧固定螺钉 (1) 以安装圆头旋钮 (2) 。

  1. 为储气罐充入压缩空气。 有关正确的操作程序,请参考运行和维护手册, "从外部气源起动"。

End By: 卸下前轮止轮块和后轮止轮块。 请参考 拆卸和组装, "止轮块(前轮和后轮)- 拆卸和安装"部分。

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