793D Off-Highway Truck/Tractor Caterpillar


Center Arm (Steering) - Remove and Install

Usage:

793D FDB

拆卸步骤

表 1
所需工具    
工具     零件号     零件说明     数量    
A     1U-7505     液压千斤顶     1    
B     1P-1837     轴承拆卸工具适配器     1    
5P-4184 工具螺柱     1    
6V-3170 双作用油缸     1    
9U-6600 手动液压泵     1    
9U-6832 螺母 (1 1/4 in - 12NF)     1    

开始:

  1. 拆下转向连杆。 请参阅拆解和组装, "转向连杆 - 拆卸"。



    图 1g00410599

  1. 拆下软管组件 (1) 和接头 (3) 。

  1. 拆下软管组件 (2) 和接头 (4) 。



    图 2g00410601

  1. 使用工具 (A) 以支撑中间臂 (8) 的重量。 中间臂 (8) 的重量约为 181 kg (400 lb)。

  1. 支撑销 (7) 的重量。 销 (7) 的重量约为 11 kg (24 lb)。

  1. 拆下螺栓 (5) 和锁 (6) 。

  1. 拆下销 (7) 。



    图 3g00410602

  1. 拆下中间臂 (8) 。

  1. 拆下垫片 (9) 。



    图 4g00410603

  1. 使用工具 (B) 卸下轴承 (10) 。



    图 5g00410604

  1. 使用工具 (B) 拆下轴承 (11) 。

安装步骤




    图 6g00410604

  1. 将轴承 (11) 温度降低至约 −45°C (−49°F)。 使用工具 (B) 安装轴承 (11) 。



    图 7g00410603

  1. 将轴承 (11) 温度降低至约 −45°C (−49°F)。 使用工具 (B) 安装轴承 (10) 。



    图 8g00410602

  1. 安装垫片 (9) 。

  1. 使用工具 (A) 以支撑中间臂 (8) 的重量。 中间臂 (8) 的重量约为 181 kg (400 lb)。

  1. 安装中间臂 (8) 。



    图 9g00410601



    图 10g00410605

  1. 支撑销 (7) 的重量。 将销 (7) 中开槽与锁 (6) 的位置对准。 销 (7) 的重量约为 11 kg (24 lb)。

  1. 安装销 (7) 。

  1. 安装锁 (6) 和螺栓 (5) 。



    图 11g00410599

  1. 安装软管组件 (2) 和接头 (4) 。

  1. 安装软管组件 (1) 和接头 (3) 。

  1. 检查中间臂有无垂直移动。 请参考系统操作, "中间臂(转向)- 调整"。

End By: 安装转向连杆。 请参考 拆解和组装, "转向连杆 - 安装"。

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