773D Off-Highway Truck Power Train Caterpillar


Electronic Control Module (Power Train) - Remove and Install

Usage:

773D NBJ

拆卸步骤

开始:

  1. 从驾驶室上拆下后盖。 请参阅拆解和装配, "盖(驾驶室后部)- 拆卸和安装"。

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

车斗降下后,车斗与机架之间没有空隙。 如果不安装固定缆线,可能会导致在此区域作业的人员受伤或死亡。





    图 1g00561227

  1. 拆卸将线束组件 (2) 和 (3) 固定至安装面板 (4) 的电缆扎带 (1) 。 松开将模块组件固定至安装面板 (4) 的螺栓 (5) 。 拆卸将模块组件固定至安装面板 (4) 的螺栓 (6) 。 将模块组件拉向驾驶室后部。



    图 2g00561229

  1. 松开螺钉 (7) 。 从动力传动系电子控制模块 (9) 上断开线束组件 (8) 。



    图 3g00561231

  1. 将模块组件拉向驾驶室后部。 松开螺钉 (10) 。 从牵引控制 ECM (12) 上断开线束组件 (11) 。 将模块组件从驾驶室中拆下。



    图 4g00561312

  1. 拆卸将动力传动系电子控制模块 (9) 固定至模块组件的螺栓 (13) 和垫圈 (14) 。 将动力传动系电子控制模块 (9) 从模块组件上拆下。



    图 5g00561315

  1. 从动力传动系电子控制模块 (9) 上拆下安装件 (15) 和隔套 (16) 。

安装步骤

  1. 安装前确认动力传动系电子控制模块的所有部件清洁无异物。

  1. 检查所有部件是否磨损,必要时更换部件。



    图 6g00561315

  1. 将安装件 (15) 和隔套 (16) 安装到动力传动系电子控制模块 (9) 。



    图 7g00561312

  1. 将动力传动系电子控制模块 (9) 置于模块组件上。 安装将动力传动系电子控制模块 (9) 固定至模块组件的螺栓 (13) 和垫圈 (14) 。



    图 8g00561231

  1. 将模块组件定位至驾驶室后部。 将线束组件 (11) 连接到牵引控制 ECM (12) 。 拧紧螺钉 (10) 。



    图 9g00561229

  1. 将模块组件定位至安装面板上。 将线束组件 (8) 连接至动力传动系电子控制模块 (9) 。 拧紧螺钉 (7) 。



    图 10g00561227

  1. 将模块组件安装至安装面板 (4) 。 安装将模块组件固定至安装面板 (4) 的螺栓 (6) 。 拧紧将模块组件固定至安装面板 (4) 的螺栓 (5) 。 安装将线束组件 (2) 和 (3) 固定至安装面板 (4) 的新电缆带 (1) 。

End By: 将后盖安装到驾驶室。 请参阅 拆解和装配, "盖(驾驶室后部)- 拆卸和安装"。

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