992K Wheel Loader and 854K Wheel Dozer Power Train Caterpillar


Transmission Control Valve - Install

Usage:

854K 221

安装步骤


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。


注: 检查 O 形密封圈、垫片和密封件有无磨损或损坏。 如有必要,请更换部件。




    图 1g01435432

  1. 将适当的起吊设备连接在变速箱控制阀 (7) 上。 变速箱控制阀 (7) 的重量约为 52 kg (115 lb)。 将变速箱控制阀 (7) 小心地降到变速箱中。

  1. 移动控制阀 (7) ,以获得将接头 (13) (未显示)安装到变速箱壳体的足够间隙。

  1. 安装将变速箱控制阀 (7) 固定至变速箱的垫圈和螺栓 (14) 。 拧紧螺栓 (14) 至扭矩为 48 ± 4 N·m (36 ± 3 lb ft)。



    图 2g01435394

  1. 定位挡圈 (9) 和新密封垫。 安装螺栓 (11) 。

  1. 将螺母 (12) 安装到接头 (13) 上。 拧紧螺母 (12) 至 9 ± 1 N·m (80 ± 9 lb in) 的扭矩。

  1. 连接线束组件 (10) 。



    图 3g01435392



    图 4g01435387

  1. 润滑套筒 (8) 的 O 形密封圈。

  1. 将套筒 (8) 向前滑入变速箱控制阀 (7) ,从而将套筒 (8) 连接至变速箱控制阀 (7) 。



    图 5g01435377

  1. 定位挡圈 (6) 并安装螺栓 (5) ,以便将套筒 (8) 安装至变速箱控制阀 (7) 。 拧紧螺栓 (5) 至扭矩为 25 ± 6 N·m (19 ± 4 lb ft)。



    图 6g01435358

  1. 定位盖组件 (3) 和新密封垫。 安装螺栓 (2) 和螺栓 (4) 。 拧紧螺栓 (2) 和螺栓 (4) 至扭矩为 48 ± 7 N·m (35 ± 5 lb ft)。



    图 7g01435350

  1. 关闭平台门 (1) 。

  1. 加注变速箱至正确油位。 请参考操作和保养手册, "变速箱油 - 更换"。

End By: 分离转向机架锁。 请参考 拆解和组装, "转向机架锁 - 分离和连接"。

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