3508B and 3512B Engine Supplement for 776D, 777D, and 777D HAA Tractor/Off-Highway Trucks Caterpillar


Exhaust Manifold - Install

Usage:

776D AFS

安装步骤

注: 检查所有部件是否磨损或损坏。 如有必要,请更换部件。 组装前更换所有密封垫。 利用不起毛的抹布擦拭所有部件。

注: 下面给出了左侧排气歧管的安装程序。 此程序也可用来拆卸右侧排气歧管(未显示)。

  1. 将四个新排气歧管密封垫(未显示)定位到与排气歧管配合的缸盖表面上。



    图 1g00654005



    图 2g00654003

  1. 将适当的吊索套到排气歧管 (2) 上。 将吊索固定到适当的起重机上。 采用图中所示的方式将排气歧管 (2) 吊到缸盖上。 排气歧管的重量为 45 kg (99 lb)。

  1. 将薄薄的一层 5P-3931 抗咬合剂 涂抹到 16 条螺栓 (3) 的螺纹和支承面上。 安装用来固定排气歧管 (2) 的 16 条螺栓 (3) 、垫圈和高温隔套。 拧紧螺栓至扭矩为 50 ± 5 N·m (37 ± 4 lb ft)。

  1. 安装排气温度传感器 (1) 。

End By: 安装进气歧管。 请参阅 拆解和组装, "空气歧管(进气)- 安装"。

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