3176C and 3196 Engines For Caterpillar Built Machines Caterpillar


Connecting Rod Bearings - Install

Usage:

140H 126

安装步骤


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。




    图 1g01022743

  1. 将连杆轴承 (4) 上半部分安装到连杆 (3) 中。 确保轴承锁键与连杆内的定位槽接合。

  2. 在连杆轴承 (4) 上半部分的表面上涂抹清洁的发动机机油。

  3. 将连杆 (3) 和连杆轴承 (4) 安置在曲轴上。

  4. 在相应连杆盖 (2) 中安装连杆轴承 (5) 下半部分。 确保轴承锁键与连杆盖 (2) 内的凹槽接合。

  5. 在连杆轴承 (5) 下半部分的表面上涂抹清洁的发动机机油。

  6. 将连杆盖 (2) 安装到相应的连杆上。 确保号码在同一侧。

  7. 安装连杆盖螺栓 (1)。 拧紧螺栓至扭矩为 130 ± 7 N·m (95 ± 5 lb ft)

  8. 在每个螺栓头上标上标记。 将每根螺栓再拧紧 60 ± 5 度(1/6圈)。

  9. 重复步骤 1 至 8,以便安装其余的连杆轴承。

结束:

  1. 安装发动机油底壳。 请参阅拆解和组装, "发动机油底壳 - 拆卸和安装"。

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