3508B, 3512B and 3516B Generator Set Engines Caterpillar


Alternator - Remove and Install - Alternator and Mounting Group

Usage:

3516B JCH

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。



注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。


  1. 断开蓄电池。

  1. 拆下传动皮带护罩。



    图 1g01138494

  1. 在连接交流发电机 (1) 的所有线束组件上作一个指示标记。

  1. 从交流发电机上断开线束组件。

  1. 松开调整螺母 (2) 。

  1. 拆下皮带 (7) 。

  1. 拆下螺栓 (3) 。 拆下螺栓 (5) ,然后拆下交流发电机。

  1. 如有必要,卸下螺母 (4) ,然后从交流发电机上卸下皮带轮。

  1. 拆下螺栓 (6) ,然后拆下交流发电机支架。

  1. 拆下螺栓 (8) 。 从附属装置上拆下皮带轮 (9) 。

  1. 从皮带轮 (9) 上拆下唇形密封件 (10) 和衬套 (11) 。

安装步骤

表 1
所需工具    
工具     零件号     零件描述     数量    
A     1P-0520     起子总成     1    


注意

保持所有零件清洁无杂质。

杂质会造成快速磨损和缩短部件寿命。





    图 2g01138494

  1. 使用工具 (A) 将套筒 (11) 安装在皮带轮 (9) 上。

  1. 使用工具 (A) 安装唇型密封 (10) 。 在唇形密封上涂抹清洁的发动机机油。 将皮带轮置于附件传动装置上,然后安装螺栓 (8) 。

  1. 将交流发电机支架放置到位,然后安装螺栓 (6) 。

  1. 将皮带轮安装在交流发电机 (1) 上。 安装螺母 (4) 并拧紧至扭矩为 110 ± 10 N·m (81 ± 7 lb ft)。

  1. 将防交流发电机 (1) 放置到位,然后安装螺栓 (5) 和螺栓 (3) 。 不要拧紧螺栓。

  1. 安装皮带 (7) 。

  1. 调整皮带轮张紧度,并将调整螺母 (2) 拧到调节杆上。 请参阅操作和保养手册, "皮带轮张紧图表。"

  1. 拧紧螺栓 (3) 和 (5) 。

  1. 连接交流发电机 (1) 上的线束组件。 上紧螺母。 请参阅技术规范, "交流发电机和调节器",了解相关扭矩值。

  1. 安装皮带护罩。

  1. 连接蓄电池。

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