TM 10-3930-659-34 Section IV.  FUEL SYSTEM MAINTENANCE Paragraph Page Number Paragraph Title Number 4-22 Leak-off Tubes and Fuel Lines Replacement ......................................... 4-85 4-23 Fuel Injection Nozzle Replacement......................................................... 4-89 4-24 Fuel Injection Pump Replacement .......................................................... 4-93 4-25 Turbocharger Replacement .................................................................. 4-103 4-26 Fuel Tank Replacement ........................................................................ 4-105 4-22.  LEAK-OFF TUBES AND FUEL LINES REPLACEMENT. This task covers: a. Removal b. Installation INITIAL SETUP: Equipment Conditions: Materials/Parts: • Exhaust manifold removed (see paragraph 4-21).   • Rags (Item 43, Appendix B) Tools/Test Equipment: General Safety Instructions: • General mechanic's tool kit (Item 71, Appendix E)  • DO NOT perform this procedure near fire, flames, or sparks. WARNING Diesel fuel is combustible.  DO NOT smoke or allow open flame near fuel lines.  Failure to follow this  warning  will  result  in  death  or  serious  injury  to  personnel.    If  you  are  burned,  immediately seek medical aid. CAUTION DO  NOT  force  or  bend  fuel  lines  when  removing  or  installing.    If  fuel  lines  are  bent,  leaks  may develop and fuel lines will be damaged. NOTE A suitable container should be used to catch any draining fuel.  Ensure that all spills are properly cleaned. 4-85