324D, 325D, 326D and 329D Excavators and 329D MHPU Mobile Hydraulic Power Unit Machine Systems Caterpillar


Relief Valve (Auxiliary Circuit) - Disassemble

Usage:

325D L A3R

拆卸步骤

开始:

  1. 拆下辅助回路安全阀。 请参阅拆解和组装, "卸压阀(辅助回路)- 拆卸"。


    图 1g01219601

  1. 将电磁阀和安全阀组件 (2) 从阀组组件 (1) 上拆下。


    图 2g01219605

    ------ 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。


  2. 拆下 O 形密封圈 (3) 后松开螺栓 (4)。


    图 3g01219609

  3. 将电磁阀组件 (8) 从阀门组件 (5) 上分离。 标记垫片 (7) 的位置。 拆下 O 型密封圈 (9)。 拆下阀 (6)。


    图 4g01219616

  4. 拆下挡圈 (14)。 拆下适配器 (13)。 拆下阀座 (12)。 拆下弹簧 (11)。 从阀组件 (5) 卸下滑阀 (10)。


    图 5g01219627

  5. 将 O 形密封圈 (15) 和支承环 (16) 从阀座 (12) 上拆下。

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