988H Wheel Loader Machine Systems Caterpillar


Brake Control Valve (Service) - Disassemble

Usage:

988H A7A

拆解步骤

开始:

  1. 拆卸行车制动器控制阀。 请参阅拆解和组装, "制动器控制阀(行车)- 拆卸"。



    图 1g01130596

  1. 将护罩 (2) 从柱塞 (1) 上拆下。



    图 2g01130628



    图 3g01130658

    ------ 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. 拆卸螺母 (3) 和柱塞 (1) 。 拆下 O 形密封圈 (4) 。 将柱塞 (1) 从螺母 (3) 上拆下。



    图 4g01130667

  1. 将密封 (5) 从螺母 (3) 上拆下。



    图 5g01130670

  1. 将弹簧 (8) 、垫片 (9) 和 (10) 以及阀座 (7) 从阀体 (6) 上拆下。



    图 6g01130675

  1. 将垫片 (11) 从阀座 (7) 上拆下。



    图 7g01130695



    图 8g01130690

    ------ 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. 将螺塞 (12) 从阀体 (13) 上拆下。 从螺塞 (12) 拆下 O 形密封圈 (14) 。 将弹簧 (15) 和滑阀 (16) 从阀体 (13) 上拆下。



    图 9g01130694



    图 10g01130697

  1. 拆下螺栓 (17) 。 将阀体 (6) 与阀 (13) 分离。 拆卸滑阀 (18) 和 O 型密封圈 (19) 。

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