Cylinder Head
缸盖螺栓有两种不同长度。 下面为缸盖螺栓的正确扭矩信息。
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| 图 1 | g00987480 |
紧固顺序 | |
用干净的发动机机油润滑螺纹和螺栓头的下部。
- 按图 1 中所示的顺序将螺栓上紧到以下扭矩。 ... 50 N·m (37 lb ft)
- 再次将螺栓拧紧至以下扭矩。 ... 100 N·m (74 lb ft)
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| 图 2 | g00905621 |
缸盖螺栓 | |
缸盖螺栓需要附加的扭矩旋转程序。 数字 (1、3、4) 代表三个长缸盖螺栓。 所有其他螺栓为短螺栓。 拧紧顺序如图 1 所示。
- 在每个螺栓头的顶部标上标记。 拧紧短螺栓到附加量。 ... 225 度
- 在每个螺栓头的顶部标上标记。 拧紧长螺栓到附加量。 ... 270 度
缸盖厚度 ... 117.95 至 118.05 mm (4.643 至 4.647 in)
缸盖最小厚度 ... 117.20 mm (4.614 in)
表 1 中给出了缸盖的最大变形。
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| 图 3 | g00924343 |
缸盖 | |
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| 尺寸 | 最大允许变形 |
|---|---|
| 宽度 (A) | 0.03 mm (0.0018 in) |
| 高度 (B) | 0.05 mm (0.0019 in) |
| 对角线 (C) | 0.05 mm (0.0019 in) |
| 宽度 (D) | 0.03 mm (0.0018 in) |
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