69D and 769D Off-Highway Trucks and 771D Quarry Truck Machine Systems Caterpillar


Relay Valve (Brake) - Remove

Usage:

769D 5SS

拆卸步骤

开始:

  1. 释放气罐中的空气。 请参阅拆解和组装, "气罐(制动器)- 排气"。

  2. 如有必要,安装蓄电池。

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

拆下压力系统上的软管或接头会造成人身伤害。

如果不释放压力,也会造成人身伤害。

切勿在空气系统中的压力尚未释放完之前拆下或断开软管或接头。


    注: 将盖和塞安装在全部孔口上,以免污垢或碎屑进入系统。 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。 这将防止脏污进入内部部件。

    注: 在所有软管组件上作识别标记,以便于安装。



    图 1g00883524
    后视图


    图 2g00883537
    前视图

  1. 将软管组件 (1)、 (2)、 (3) 和 (4) 从继动阀 (5) 上断开。

  2. 将软管组件 (1)、 (3) 和 (4) 从继动阀 (6) 和 (7) 上断开。


    图 3g00883813

  3. 拆下螺栓 (8)。 卸下软管夹 (9)。 将继动阀 (5)、 (6) 和 (7) 从板组件上拆下。

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