C3.3B Engines for Caterpillar Built Machines Caterpillar


Fuel Injection Pump - Remove and Install

Usage:

236D BGZ

拆卸步骤

表 1
所需工具 
工具  零件号  零件描述  数量 
278-4138  燃油系统保护总成(1) 
(1) 此工具仅能使用一次。

------ 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: 在打开燃油系统之前,使用 Caterpillar 电子技师(ET)验证燃油系统压力为零。

注: 在断开任何燃油管之后,使用工具 (A) 进行操作。

  1. 确保 4 号活塞在其压缩冲程的上止点位置。 请参阅系统操作、测试和调整, "确定 4 号活塞上止点位置"。


    图 1g03337739

  2. 标记泵齿轮和惰轮的对齐,以便于安装。


    图 2g03337770


    图 3g03337758

  3. 拆下管组件 (1)。 拆下中空螺栓 (2) 以断开软管组件 (4)。 断开软管组件 (3) 和线束组件 (5)。 拆下螺母 (6),以拆下喷油泵 (7)。


    图 4g03338716

  4. 拆下齿轮安装螺母。 用合适的齿轮拉拔器 (9) 拆下齿轮 (8)。 将齿轮 (8) 从喷油泵 (7) 上拆下。


    图 5g03366472

  5. 拆下 2 个螺栓(未显示),以分离齿轮 (10) 和齿轮 (8)。

安装步骤



    图 6g03366484

  1. 用销 (11) 和 2 个螺栓(未显示)将齿轮 (10) 对准齿轮 (8)。 将 2 个螺栓(未显示)紧固至扭矩 10 to 11 N·m (89 to 97 lb in)


    图 7g03366496

  2. 将齿轮 (8) 和螺母 (11) 安装到喷油泵 (7) 上。 拧紧螺母 (11) 至扭矩为 63.5 ± 4.5 N·m (47 ± 3 lb ft)


    图 8g03337770


    图 9g03337758

  3. 安装喷油泵 (7) 和螺母 (6)。 连接线束组件 (5) 和软管组件 (3)。 安装中空螺栓 (2) 以连接软管组件 (4)。 安装管组件 (1)。 拧紧螺母 (6) 至扭矩为 25.5 ± 1.5 N·m (226 ± 13 lb in)。 将中空螺栓 (2) 拧紧至扭矩为 10 ± 2 N·m (89 ± 18 lb in)。 拧紧管组件 (1) 至扭矩为 35 ± 5 N·m (26 ± 3 lb ft)

  4. 如果安装新的供油泵,则需要进行燃油泵标定。 使用 Caterpillar 电子技师 (ET) 2013A 版或更新版本执行燃油泵标定。

Caterpillar Information System:

C32 Marine Engine Configuration Parameters
Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057} Some Hydraulic Couplings are Identified with an Incorrect Part Number{5057}
C32 Marine Engine Engine Air Cleaner Service Indicator - Inspect
3500C Marine Engines Engine Design
308E CR Mini Hydraulic Excavator Machine System Specifications Coupler Lines
3500C Marine Engines Engine Design
3500B Locomotive Engines Engine Design
3500C Marine Engines Engine Design
3500C Marine Engines Engine Design
3500C Marine Engines Engine Design
C3.3B Engines for Caterpillar Built Machines Diesel Particulate Filter - Assemble
C3.3B Engines for Caterpillar Built Machines Diesel Particulate Filter - Disassemble
2013/01/16 New Software is Used For C175-16 Petroleum Engines {1901, 1920}
C4.4 and C7.1 Engines Welding Precaution
C4.4 and C7.1 Engines System Overview
C27 and C32 Tier 4 Final Marine Engines Alternator and Regulator
C3.3B Engines for Caterpillar Built Machines Electric Starting Motor - Remove and Install
C3.3B Engines for Caterpillar Built Machines V-Belts - Remove and Install
C3.3B Engines for Caterpillar Built Machines Bearing Clearance - Check
C3.3B Engines for Caterpillar Built Machines Crankshaft and Main Bearings - Remove
C3.3B Engines for Caterpillar Built Machines Crankshaft and Main Bearings - Install
C3.3B Engines for Caterpillar Built Machines Connecting Rod Bearings - Remove and Install
C3.3B Engines for Caterpillar Built Machines Pistons and Connecting Rods - Remove and Install
C3.3B Engines for Caterpillar Built Machines Pistons and Connecting Rods - Disassemble
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.