Makeup Valve (Hydraulic Fan Motor) - Remove and Install
拆卸步骤
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滚热的油或液压油的压力会对人员造成伤害。 发动机停机之后,液压油的压力仍会保留在液压系统里。 对液压系统进行维修之前,如果不事先释放压力,可能会造成严重伤害。 卸下液压系统的部件或管路时,确保所有的作业机具都已降到地面上,而且液压油温度已冷。 只能在发动机停机,并且加注口盖冷却到可以用徒手触摸时才能卸下加注口盖。 |
- 如果配备有抑噪配置总成,请参阅专门说明书, "安装 351-3820 抑噪配置总成(如有配备)"或专门说明书, "安装 350-2312 抑噪配置总成(如有配备)",了解特定面板位置和正确的拆卸或安装步骤。
- 释放系统压力。 请参阅操作和保养手册, "系统压力释放"。
- 将液压油箱中的油排入合适的容器以便保存或废弃这些油。 请参阅操作和保养手册, "液压油箱油位 - 更换 - 转向系统",了解正确的排放和加注步骤。
- 断开软管组件 (1) 和软管组件 (2) 。
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图 1 | g01986275 |
- 拆下螺栓 (4) 。 拆下补偿阀 (3) 。
- 拆下螺塞 (5) 、O 形密封圈 (6) 、衬套 (7) 、弹簧 (8) 和阀 (9) 。
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图 2 | g03089225 |
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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。 |
- 拆下螺塞 (10) ,然后拆下适配器 (11) 和 O 形密封圈。
- 将螺塞 (12) 从阀组件两侧拆下。
安装步骤
- 按与拆卸相反的顺序安装补偿阀 (3) 。
- 拧紧螺塞 (5) 至扭矩为 245 ± 25 N·m (181 ± 18 lb ft)。
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