C175-16 PETROLEUM ENGINES Caterpillar


Flow Limiter - Remove and Install

Usage:

C175-16 P5P

拆卸步骤

开始:

  1. 拆卸高压燃油油轨。

表 1
所需工具 
工具  零件号  零件描述  数量 
6V-6195  联锁铰钳 
339-9352  喷油器 系统盖套件 
265-2256 雨刷器 


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。



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。


------ WARNING! ------

在燃油系统压力未得到释放之前,不要打开高压燃油系统。发动机关闭后,等待 10 分钟以释放燃油系统压力。工作中的燃油系统处于高压状态。暴露于高压燃油下可能导致人身伤害。


注: 用工具 (B) 盖住管组件、接头、端口以及燃油系统的所有开口,以防污染。

注: 不要拆下所有套管轴,以保持油轨对准。 一次拆卸一个,更换后再拆卸下一个。 如有必要,用新套管轴更换。



    图 1g02087086

  1. 拆下螺栓 (3) 和垫圈。 拆下管组件 (1)。 断开线束组件 (2)。


    图 2g02087089

  2. 将清洁的发动机机油涂在区域 (X)。 对另一侧套管轴重复此操作。 拆下螺栓 (4) 和螺栓 (6)。 拆卸管组件 (5)。

    注: 用新螺栓 (4) 和 (6) 更换。



    图 3g02087090

  3. 使用工具 (A) 拆卸燃油油轨上的限流器 (7)。

    注: 用保护盖盖住限流器 (7) 以防污染。 使用工具 (A) 前进行清洁,以防污染燃油系统。

安装步骤

表 2
所需工具 
工具  零件号  零件描述  数量 
6V-6195  联锁铰钳 
339-9352  喷油器 系统盖套件 
265-2256 雨刷器 

注: 拆卸工具 (B) 时注意避免污染。

  1. 按与拆卸相反的顺序安装限流器 (7)。

    1. 安装新螺栓 (4) 和 (6) 并用手拧紧。 均匀地拧紧新螺栓 (4) 至扭矩为 20 N·m (15 lb ft)。 均匀地拧紧新螺栓 (6) 至扭矩为 20 N·m (15 lb ft)。 均匀地拧紧新螺栓 (4) 至扭矩为 40 N·m (30 lb ft)。 均匀地拧紧新螺栓 (6) 至扭矩为 40 N·m (30 lb ft)

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