Counterweight Removal and Installation
标准机器配重的拆卸和安装
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机器的意外移动会引起人身伤亡。 为了避免机器移动, 应将液压锁定操纵杆移到锁定位置并在液压锁定操纵杆上挂上一个专门说明书, SEHS7332, "不准操作"的标签或相似的警告标签。 |
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在拆卸和安装配重块时如果配重块坠落，会引起人身伤亡。 拆卸和安装配重块时，禁止人员在其下方或附近逗留。 确保提吊设备状况良好，并且提升能力达到配重块的重量。 |
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吊绳上有负载时确保人员远离吊绳。 吊绳可能断裂，引起人身伤害。 |
配重拆卸
注: 拆卸配重前，断开后视摄像机的导线。 有关更详细的资料，请参阅 操作和保养手册, "摄像机线束 - 断开和连接"。
- 在坚硬平坦的地面上停放机器。 将作业机具降到地面。
- 把液压锁定操纵装置移到锁定位置。
- 从盖 (1) 上拆下五颗螺栓。
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| 图 1 | g02767757 |
- 打开盖 (1) 并将盖锁入打开位置。 盖在打开位置时用杆 (2) 支撑盖。
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| 图 2 | g02767836 |
- 用钩环将适当额定值的钢索固定在支架。 使用合适的起吊装置拉紧钢索。
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| 图 3 | g02767876 |
- 充分吊起配重，以使余下的螺栓空载。 如果钢索太紧的话，就很难拆下螺栓。 如果钢丝太松的话，就很难拆下螺栓。
- 拆下六颗配重安装螺栓和六个垫圈。
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| 图 4 | g02767917 |
- 从机器上分开配重。 将配重降到合适的支座上。
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| 图 5 | g01430966 |
配重安装
按相反的顺序进行安装步骤。
注: 暂时拧紧六颗配重安装螺栓。 降低起吊钢索的张力。 确保配重正确位于固定销上。 将螺栓拧紧至扭矩为 2700 ± 300 N·m (1990 ± 220 lb ft)。
注: 安装好配重后，重新连接后视摄像机导线。 有关更详细的资料，请参阅操作和保养手册, "摄像机线束 - 断开和连接"。
Caterpillar Information System:
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