FUEL SYSTEM 335
Table of Contents
Description...............................................................................................................337
Low-pressure Fuel System............................................................................................337
High-pressure Oil System..............................................................................................338
Periodic Service.........................................................................................................340
Fuel Strainer....................................................................................................340
Fuel Filter........................................................................................................341
Removal...................................................................................................................342
Low-pressure Fuel Supply Pump and Tubing............................................................342
Fuel Filter Header Assembly and Intake Manifold.......................................................343
High-pressure Hose Assembly – Generation 1...........................................................345
High-pressure Hose Assembly with 70 and 90 Degree Elbows –
Generation 2....................345
High-pressure Pump and IPR Valve........................................................................346
High-pressure Oil Rail Assembly...........................................................................346
Fuel Injector Assemblies.....................................................................................348
Disassembly..............................................................................................................350
Fuel Filter Header Assembly.................................................................................350
Installation................................................................................................................352
Fuel Injectors...................................................................................................352
High-pressure Oil Rail Assembly...........................................................................353
High-pressure Oil Pump and IPR Valve Assembly.......................................................356
IPR Valve Assembly..................................................................................356
High-pressure Oil Pump............................................................................356
High-pressure Hose Assembly – Generation 1...........................................................357
High-pressure Hose Assembly with 70 and 90 Degree Elbows
– Generation 2....................357
Fuel Filter Header Assembly and Intake Manifold.......................................................359
Low-pressure Fuel Supply Pump and Tubing............................................................360
Priming Fuel System after Out of Fuel.....................................................................362
Specifications............................................................................................................363
Special Torque...........................................................................................................363
Special Service Tools...................................................................................................364
EGES-265-2
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.