Engine Valve Lash - Inspect/Adjust - C3.3B Engines
如果气门间隙的测量值在可接受的范围内，就没必要进行调整。 必须在发动机停止的情况下检查气门间隙。 测量值在表 1 中列出。
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| 气门间隙 | ||
| 气门间隙设定值 | 进气门 | 排气门 |
| |
|
|
| 点火顺序 | 1-3-4-2(1) | |
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| (1) | 1 号气缸在发动机前部 |
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| 位置
活塞 |
调整
油缸 |
气门布置 | |
| 进气 | 排气 | ||
| 1 号活塞
AT 上止点 |
1 | X | X |
| 2 | X | ||
| 3 | X | ||
| 4 | |||
| 1 号活塞
处于 重叠 位置 |
1 | ||
| 2 | X | ||
| 3 | X | ||
| 4 | X | X | |
在发动机停机时检查气门间隙。 采用以下程序来调整气门：
- 将飞轮上止点标记与飞轮壳正时窗口上的凸面对准。 这会使 1 号气缸处于上止点位置。
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图 3 g02918557 (1) 调整螺钉
(2) 锁紧螺母 - 松开调整螺钉 (1) 的锁紧螺母 (2)，然后将塞尺插入摇臂与气门桥臂的头部之间。 将调整螺钉设定为规定值，然后拧紧锁紧螺母。
注: 调整后，牢固拧紧锁紧螺母。
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| 图 1 | g03332004 |
|
正时窗口的位置 | |
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| |
| 图 2 | g02918462 |
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上止点标记正确对准后的视图 | |
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