Inlet and Exhaust Valve Seat Inserts - Remove and Install
拆卸步骤
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| 所需工具 | |||
|---|---|---|---|
| 工具 | 零件号 | 零件描述 | 数量 |
| A | 166-7441 | 气门座拔取器工具总成 | 1 |
开始:
- 拆下进气阀和排气阀。 请参阅拆解和组装, "进气门与排气门 - 拆卸和安装"。
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| 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。 |
- 使用工具 (A) 从缸盖上拆下气门座镶圈。
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| 图 1 | g01042314 |
- 清洁缸盖中气门座镶圈的孔。 处理孔内的任何粗糙区域。
安装步骤
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| 所需工具 | |||
|---|---|---|---|
| 工具 | 零件号 | 零件描述 | 数量 |
| B (1) | 9U-6898 | 气门座冲头 (排气) | 1 |
| 9U-6897 | 气门座冲头 (进气) | 1 | |
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| ( 1 ) | 9U-7530 发动机工具总成 的部分工具 |
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| 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。 |
- 降低新气门座镶圈 (1) 的温度。
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 | |
| 图 2 | g01042315 |
- 使用工具 (B) 将新的气门座镶圈安装到缸盖中。
注: 不要为了矫正气门突出量而加工预先经过精加工的气门座镶圈。 气门突出量过大说明气门座镶圈没有就座到位或沉头孔底部的残渣未清理干净。
End By: 安装进气阀和排气阀。 请参阅 拆解和组装, "进气阀与排气阀 - 拆卸和安装"。
Caterpillar Information System:
3176C and 3196 Industrial Engines Inlet Manifold - Remove
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