3512E and 3516E Marine Engines Caterpillar


Cylinder Head - Remove

Usage:

3512E MD3

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
439-3938  连杆支架 

开始:

  1. 拆下气门机构罩盖底座。 请参考拆解和组装,"气门机构盖底座 - 拆卸和安装"。


注意

在检查、保养、测试、调整及维修产品时,请小心确保盛接油液。 在打开任何舱室或拆卸任何含有油液的部件前,请准备好盛接液体用的适当容器。 有关收集和盛接 Cat ® 产品油液的合适工具和用品,请参考专门出版物 NENG2500 "代理商维修工具目录"。 按照本地法规和要求处置所有油液。



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: 检查所有密封件和 O 形圈是否磨损或损坏,如有必要,进行更换。

  1. 将冷却液从冷却系统中排入合适的容器,以便保存或弃置。 请参阅操作和保养手册, "冷却系统冷却液 - 更换"。


    图 1g06153864

  2. 拆下 13 个螺栓 (1) 后拆下护罩 (2)。


    图 2g06153933

  3. 松开 2 个支架 (3),然后拆下一个螺栓 (4)。

  4. 拆卸护罩 (5)。


    图 3g06154246

  5. 断开线束 (7) 并将管路 (6) 放到一旁。

  6. 拆下 4 个螺栓 (9) 并拆下弯头 (8)。

  7. 拆下两个螺栓 (10),然后拆下护罩 (11)。 其中一个螺栓未显示。


    图 4g06154262

  8. 从歧管 (13) 上拆下四个螺栓 (12)。 两个螺栓未显示。

  9. 从歧管 (14) 上拆下四个螺栓 (15)。 两个螺栓未显示。


    图 5g06154277

  10. 将工具 (A) 和适当的起吊设备安装在缸盖 (17) 上。 缸盖 (85) 的重量约为 47 kg (104 lb)

  11. 拆下八个螺栓 (16) 并拆下缸盖 (17)。

Caterpillar Information System:

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