Alternator - Install
- 确保所有部件清洁、无磨损或损坏。 如有必要,更换所有磨损或损坏的部件。
- 必要时,遵循步骤 2.a 至步骤 2.g 将交流发电机支架 (4) 和张紧器 (11) 安装到缸体上。
- 将支架 (4) 定位到缸体上。
- 将螺栓 (13) 安装到支架 (4) 上,用手拧紧。
- 如有必要,将螺栓 (14) 安装到冷却液管组件上。
- 拧紧螺栓 (13) 至扭矩为
50 N·m (37 lb ft) 。 - 拧紧螺栓 (14) 至扭矩为
25 N·m (221 lb in) 。 - 将张紧器 (11) 定位到风扇驱动组件上。
- 将螺栓 (12) 安装到张紧器 (11) 上,用手拧紧。
Show/hide table图 1 g03826959 Show/hide table图 2 g02673920 Show/hide table图 3 g02815777 - 必要时,遵循步骤 3.a 至步骤 3.f 将皮带轮 (8) 安装到交流发电机 (2) 上。
注: 安装交流发电机皮带轮可能需要工具 (A) 之一。
- 将交流发电机 (6) 放到合适的支承中。
- 确保风扇 (10) 朝向正确。
- 将风扇 (10) 安装到轴 (9) 上。
- 确保皮带轮 (7) 朝向正确。
- 将皮带轮 (7) 和一个新螺母 (8) 安装到交流发电机轴 (9) 上。
- 将一个带曲柄的梅花扳手定位到螺母 (9) 上。 用适当的工具沿逆时针方向转动交流发电机的轴。 拧紧螺母至正确扭矩。 有关正确的扭矩,请参阅技术规格, "交流发电机"。
- 将交流发电机定位到支架 (4) 和张紧器 (11) 上。
- 安装螺栓 (5)(未显示)和螺母 (3),并手动拧紧。
- 安装螺栓 (2) 和螺母 (1)(未显示),并手动拧紧。
- 安装新的交流发电机皮带。 有关正确步骤,请参阅拆解和组装, "交流发电机皮带 - 拆卸和安装"。
- 拧紧螺母和螺栓 (2) 至扭矩为
50 N·m (37 lb ft) 。 - 拧紧螺母和螺栓 (5) 至扭矩为
50 N·m (37 lb ft) 。 - 将导线线束组件连接到交流发电机上。 有关正确的扭矩,请参阅技术规格, "交流发电机"。
- 将蓄电池断路开关转到接通位置。
Caterpillar Information System:
C3.4B Engines for Caterpillar Built Machines Alternator - Remove
C3.4B Engines for Caterpillar Built Machines Fan Drive - Remove and Install
C3.4B Engines for Caterpillar Built Machines Fan - Remove and Install
C3.4B Engines for Caterpillar Built Machines Idler Pulley - Remove and Install
C3.4B Engines for Caterpillar Built Machines Alternator Belt - Remove and Install
C3.4B Engines for Caterpillar Built Machines Glow Plugs - Remove and Install
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C3.4B Engines for Caterpillar Built Machines Inlet Manifold Temperature Sensor - Remove and Install
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