793D Off-Highway Truck/Tractor Caterpillar


Brake Valve (Parking Brake Release) - Disassemble

Usage:

793D FDB

拆解步骤

开始:

  1. 拆下制动器阀(停车制动器释放)。 请参阅拆解和组装, "制动器阀(停车制动器释放)- 拆卸",了解正确的步骤。

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




    图 1g01187944

  1. 拆下阀组件 (1) 。 拆下接头 (2) 。 拆卸接头 (3) 。 拆卸接头 (4) 。 拆卸挡块 (5) 。

  1. 拆下气缸 (6) 。



    图 2g01187948

  1. 将 O 形密封圈 (7) 和环 (8) 从气缸 (6) 上拆下。



    图 3g01187951

  1. 拆下缸盖 (13) 。 从缸盖 (13) 上拆下密封件 (12) 。 拆下活塞 (11) 。 将密封件 (10) 和环 (9) 从活塞 (11) 上拆下。

  1. 从缸盖 (13) 上拆下唇形密封 (14) 。



    图 4g01187953



    图 5g01187954

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

    被弹簧力爆出的零件击中,会招致人员伤害。

    确保穿上所有必要的保护装备。

    遵照建议的程序,并使用所有建议的工具以释放弹簧力。


  1. 拆下阀 (15) 。 拆下螺塞 (16) 。

  1. 卸下弹簧 (18) 。 拆下杆 (17) 。



    图 6g01187955

  1. 将 O 形密封圈 (19) 从阀 (15) 上拆下。



    图 7g01187957

  1. 拆下阀组件 (20) 。



    图 8g01187959

  1. 将 O 形密封圈 (21) 从阀组件 (20) 上拆下。

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