740 GC, 740 Ejector, 745 Articulated Truck Power Train Caterpillar


Rear Axle - Remove and Install

Usage:

745 3F6

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
A  386-6030  杠杆式拉拔举倾机构总成 
B  366-6003  变矩器搬运组件 
C  439-3939  连杆支架组件 
D  138-7573  连杆支架 
E  138-7575  连杆支架 
F  189-0408  钩环组件 

开始:

  1. 拆下后轮胎。

------ WARNING! ------

吊装或垫塞不当可能会造成人员伤亡。

当使用起重机或千斤顶顶升任何零件或部件时,与之保持距离。 确保起重机或千斤顶具备正确的部件吊装能力。 在沉重部件下面进行任何工作之前先安装垫块或台架。

图上显示的是部件的近似重量。 清洁要安装零件的所有表面。


------ WARNING! ------

带载的传动系拧紧扭矩可造成人身伤害。

不等的车轮转速可产生传动系拧紧扭矩,从而使传动系部件在拆解中带载。

拆解前,务必释放传动系拧紧扭矩。




    图 1g03865465

  1. 拆下护罩 (1)、 (2) 和 (3)。


    图 2g03865467

  2. 断开管 (4) 和管 (6)。 断开线束组件 (5)。


    图 3g03865472

  3. 拆下螺栓 (7),并由两个人将传动轴 (8) 降到适当的支座上。 传动轴 (8) 的重量约为 43.09105 kg (95 lb)


    图 4g03865474

  4. 断开软管组件 (9)、软管组件 (10) 和软管组件 (11)。


    图 5g03865540

  5. 拆下螺母 (13) 和螺栓。 拆下螺母 (14) 和螺栓。 拆下后稳定杆 (12)。


    图 6g03865542

  6. 将工具 (A) 连接到后悬架总成 (13) 和后机架悬架 (14) 的后半部。


    图 7g03865543

  7. 将工具 (C) 和适当的起吊设备安装到后车桥组件 (15) 上。 后车桥组件 (15) 的重量约为 2177 kg (4800 lb)。 对后车桥组件 (15) 的另一侧重复该步骤


    图 8g03865659

  8. 将工具 (D)、 (E) 和 (F) 安装到轭组件 (16) 上。 这样可以防止后桥组件向下转动。


    图 9g03865628

  9. 拆下螺栓 (18),然后由两个人拆下支架 (17)。 支架 (17) 的重量约为 34 kg (75 lb)


    图 10g03865627

  10. 拆下螺栓 (19)。


    图 11g03865775

  11. 使用工具 (C) 和适当的起吊设备将后桥组件 (15) 降到工具 (B) 上。

安装步骤

  1. 按与拆卸相反的顺序安装后桥组件 (10)。

    1. 拧紧螺栓 (7) 至扭矩为 117 ± 10 N·m (86 ± 7 lb ft)

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