Air Inlet and Exhaust Lines
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| 图 1 | g03392991 |
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| 图 2 | g03392992 |
螺栓拧紧顺序 | |
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| 398-7718 空调管路总成 技术规格 | |||
| 项目 | 数量 | 零件 | 技术规格说明 |
| 1 | 4 | 6V-5103 O 形密封圈 | 组装前，使用甘油或经认可的等同物质稍稍润滑孔。 |
| 2 | 4 | 6V-3917 O 形密封圈 | 组装前，使用甘油或经认可的等同物质稍稍润滑孔。 |
| 3 | 10 | 8J-5985 螺栓 | 采用以下步骤组装后冷器组件并拧紧螺栓： 1. 将密封组装到后冷器芯上。 2. 临时用胶带将底部密封固定在后冷器上。 不要使用粘接剂、硅润滑剂或任何其它润滑剂来固定密封。 3. 将装了密封的后冷器组装到进气歧管上。 4. 检查底部密封，以确保密封正确座入凹槽内。 5. 安装后冷器盖。 6. 检查顶部密封，以确保密封正确座入凹槽内。 7. 安装盖螺栓。 用手拧紧盖螺栓。 8. 按图 2 中所示的数字顺序将螺栓拧紧至 24 N·m (18 lb ft)。 9. 再次以图 2 中所示的数字顺序将螺栓拧紧至 47 N·m (35 lb in)。 10. 拆下胶带。 |
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| 图 3 | g03392993 |
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| 项目 | 数量 | 零件 | 技术规格说明 |
| 4 | 12 | 6V-5101 O 形密封圈 | 组装前，使用甘油或经认可的等同物质稍稍润滑孔。 |
| 5 | 3 | 3J-5389 塞 | 组装前，使用 Loctite C5A 铜防咬合剂润滑螺纹。 |
| 拧紧至扭矩为 20 ± 5 N·m (177 ± 44 lb in)。 |
Caterpillar Information System:
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