3412E Engine Supplement for 773D Off-Highway Trucks and 775D Off-Highway Quarry Trucks Caterpillar


Engine Front Support - Remove

Usage:

773D 7CS

拆卸步骤

表 1
所需工具    
工具     零件号     零件说明     数量    
A     FT-1321     支撑梁     1    
1D-4706 螺栓
(3/8 - 16 NC X 6 in)    
4    
B     4C-6486     台架     1    
8S-7621 管     1    
8S-7625 套环     1    
8S-7615 销     1    
8S-7650 气缸     1    
8S-7645 软管     1    
3S-6224 电动液压泵     1    
C     8S-7615     销     1    

开始:

  1. 拆下油底壳。 请参阅拆解和组装, "油底壳 - 拆卸"。
  2. 拆下风扇驱动装置。 请参阅拆解和组装, "风扇驱动装置 - 拆卸"。
  3. 拆卸减振器。 请参阅拆解和组装, "减振器和皮带轮 - 拆卸和安装"。



    图 1g00518241

  1. 将工具 (A) 安装到缸体组件的底部。



    图 2g00518247

  1. 将工具 (B) 安装到工具 (A) 中间位置的下方。



    图 3g00518253



    图 4g00518278

  1. 将螺栓 (1) 从减振器适配器 (2) 上拆下。 将减振器适配器 (2) 从曲轴上拆下。



    图 5g00518429

  1. 拆下将前发动机支架固定到支架组件上的螺栓 (3) 。



    图 6g00584512

    发动机的右侧

  1. 松开盖 (5) 上的螺栓 (4) 。



    图 7g00584513

    发动机左侧

  1. 松开盖 (7) 上的螺栓 (6) 。



    图 8g00518493



    图 9g00518497

  1. 利用工具 (B) 升高前发动机支架 (9) ,使其高出支架组件 3.18 到 6.35 mm (0.125 到 0.25 in)。 将工具 (C) 安装到工具 (B) 中。

  1. 拆下将支架组件 (9) 固定到耳轴上的螺栓 (8) 。 将支架组件 (9) 从耳轴上拆下。

Caterpillar Information System:

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