C15 and C18 Generator Set Engines Caterpillar


Alternator - Remove and Install

Usage:

C15 115

拆卸步骤

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

不断开蓄电池可能会造成人身伤害。

先断开蓄电池负极电缆。 然后断开蓄电池正级电缆。

如果没有断开蓄电池的话,正极电源线可能会产生花火。 火花可能会导致蓄电池爆炸或起火。


  1. 断开蓄电池负极接线端。 请参阅操作和保养手册, "蓄电池或蓄电池电缆 - 断开"。



    图 1g01256155

  1. 拆下螺栓 (1) 。 拆下护罩 (2) 。



    图 2g01256156

  1. 在连接到交流发电机 (3) 的线束组件上作一个识别标记以便于安装。 拆下螺栓 (4) 和螺母 (5) 。 从交流发电机 (3) 上断开线束组件 (6) 。



    图 3g01242411

  1. 松开调节连杆 (13) 上的螺母 (12) 。

  1. 松开螺栓 (9) 上的螺母。 将交流发电机 (3) 的底部推向缸体。 拆下交流发电机皮带轮上的 V 型皮带。

  1. 拆下螺栓 (9) 和螺栓 (11) 。 拆下交流发电机 (3) 。

  1. 将螺母 (10) 和交流发电机皮带轮从交流发电机 (3) 上拆下。

  1. 拆下螺母 (7) 和支架 (8) 。

安装步骤

表 1
所需工具    
工具     零件号     零件说明     数量    
A     155-0695     螺纹锁固胶     -    



    图 4g01242411

  1. 安装交流发电机皮带轮和螺母 (10) 。 拧紧螺母 (10) 至扭矩为 102 ± 7 N·m (75 ± 5 lb ft)。

  1. 将支架 (8) 在螺柱上安置到位。 将工具 (A) 涂抹在螺柱的螺纹上。 安装螺母 (7) 并拧紧螺母 (7) 至扭矩为 70 ± 5 N·m (58 ± 4 lb ft)。

  1. 将交流发电机 (3) 在支架 (8) 上安放到位并安装螺栓 (9) 。

  1. 将调节连杆 (13) 在交流发电机 (3) 上安放到位。 安装螺栓 (11) 并拧紧螺栓 (11) 至扭矩为 88.4 ± 6.8 N·m (65 ± 5 lb ft)。

  1. 安装 V 形皮带。 张紧 V 形皮带。 请参阅测试与调整, "皮带张紧度表"。

  1. 拧紧螺母 (12) 至扭矩为 30 ± 15 N·m (22 ± 11 lb ft)。



    图 5g01256156

  1. 将线束组件 (6) 安装在交流发电机 (3) 上。 拧紧螺母 (5) 至扭矩为 6.2 ± 0.6 N·m (55 ± 5 lb in)。 拧紧螺栓 (4) 至扭矩为 2.25 ± 0.25 N·m (20 ± 2 lb in)。



    图 6g01256155

  1. 安置护罩 (2) 并安装螺栓 (1) 。

  1. 连接蓄电池负极接线端。 请参阅操作和保养手册, "蓄电池或蓄电池电缆 - 断开"。

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