Exhaust Manifold - Remove and Install
开始:
- 如果发动机配备一个涡轮增压器,拆下涡轮增压器。 请参阅拆解和组装, "涡轮增压器 - 拆卸和安装"。
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注意 |
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保持所有零件清洁无杂质。 杂质会造成快速磨损並縮短部件使用寿命。 |
注: 三缸发动机和四缸发动机的排气歧管不同。 所有型号的拆卸步骤相似。
- 松开螺母 (5) 和螺栓 (6)。
注: 为了防止排气歧管变形,应首先松开外侧紧固件。
- 拆下螺母 (5) 和螺栓 (6)。
注: 识别不同长度的螺栓,以将螺栓安装在正确位置。
- 将排气歧管 (4) 从缸盖 (1) 上拆下。 记下排气歧管的方位,以方便安装。
- 将密封垫 (3) 从缸盖 (1) 上拆下。
- 如有必要,从缸盖 (1) 上拆下排气歧管双头螺栓 (2)。
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图 1 | g01326567 |
典型示例 |
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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並縮短部件使用寿命。 |
注: 三缸发动机和四缸发动机的排气歧管不同。 所有型号的安装步骤相似。
- 确保缸盖和排气歧管的配合面干净、无损坏。
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图 2 g01326567 典型示例 - 如有必要,将排气歧管双头螺栓 (2) 安装到缸盖 (1) 上。
- 将新的排气歧管密封垫 (3) 安装到缸盖 (1) 上。
- 对准排气歧管 (4) 和双头螺栓 (2),然后将排气歧管安装到缸盖 (1) 上。
注: 确保排气歧管安装方向正确。
- 安装螺母 (5) 和螺栓 (6) 并用手拧紧。
注: 确保不同长度的螺栓安装位置正确。
- 对于 C1.5 发动机,将螺母 (5) 和螺栓 (6) 拧紧至扭矩
10 N·m (89 lb in) 。对于 C2.2 发动机,将螺母 (5) 和螺栓 (6) 拧紧至扭矩
25 N·m (18 lb ft) 。注: 首先紧固内侧螺栓。
结束:
- 如果发动机配备一个涡轮增压器,安装涡轮增压器。 请参阅拆解和组装, "涡轮增压器 - 拆卸和安装"。
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