C175-16 Locomotive Engine Caterpillar


Fuel Lines - High Pressure Common Rails

Usage:

C175-16 3A9


图 1g03084640


图 2g03084656
(A-A) 剖面图
(1) 258-9954 燃油接头


图 3g03084658
(B-B) 剖面图
(2) 365-9924 齿座


图 4g03085820
(C-C) 剖面图
(3) 260-0401 螺钉


图 5g03085864
详图 (D)
( 4) 8T-2223 螺栓

表 1
高压共轨的技术规格 
组装前,用清洁的发动机机油润滑 O 形密封圈和纬管的两端。 
项目  零件  技术规格说明 
258-9954 燃油接头  拧紧至扭矩为 250 ± 10 N·m (184 ± 7 lb ft)。 
365-9924 齿座  拧紧至扭矩为 150 ± 10 N·m (111 ± 7 lb ft)。 
260-0401 螺钉  拧紧至扭矩为 250 ± 10 N·m (184 ± 7 lb ft)。 
8T-2223 螺栓  拧紧至扭矩为 40 ± 5 N·m (30 ± 4 lb ft)。 


图 6g03085416
(5) 卡箍组件
(6) 卡箍组件
(7) 高压燃油管路
(8) 燃油返回管
(9) 螺栓
(10) 垫圈

表 2
技术规格,适用于 327-0844 喷油管总成和 315-5619 喷油管总成 
注:执行下述步骤,以安装后燃油管路。

注:安装前,使用清洁的发动机机油润滑管路两端。

1. 将燃油管 (7) 插入两个燃油油轨中。

2. 使用螺栓 (9) 和垫圈 (10) 将燃油管 (7) 固定到燃油油轨上。

3. 手动均匀拧紧螺栓 (9)。

4. 将回油管 (8) 安装并拧紧到两个燃油油轨中。

5. 安装卡箍 (5) 和 (6)。

6. 手动拧紧卡箍 (5) 和 (6) 安装固件。

7. 拧紧右侧螺栓 (9) 至扭矩为 20 N·m (15 lb ft)。 一次不要旋转螺栓超过 90 度。

8. 拧紧左侧螺栓 (9) 至扭矩为 20 N·m (15 lb ft)。 一次不要旋转螺栓超过 90 度。

9. 拧紧右侧螺栓 (9) 至扭矩为 40 N·m (30 lb ft)。 一次不要旋转螺栓超过 90 度。

10. 拧紧左侧螺栓 (9) 至扭矩为 40 N·m (30 lb ft)。 一次不要旋转螺栓超过 90 度。

11. 将卡箍 (5) 和 (6) 安装固件拧紧至标准扭矩。
 


图 7g03086099
(13) 燃油流量限制器

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