TM-9-2350-358-BD M109A6 Battlefield Damage Assessment and Repair Download
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TM 9-2350-358-BD 5-8. FUEL TANK, LEAKING - CONTINUED 4. Using a round file, file the hole to a size equal to the hose diameter. 5. Assemble the hose, bolt, nut and washers as shown. WARNING Adhesives, solvents, and sealing compounds can burn easily, can give off harmful vapors, and are harmful to skin and clothing. To avoid injury or death, keep away from open fire and use in well- ventilated area. If adhesive, solvent, or sealing compound gets on skin or clothing, wash immediately with soap and water. 6. Coat the assembly with sealer to aid in the repair. 7. Record the BDAR action taken. When the mission is complete, as soon as practical, repair the equipment/system using standard maintenance procedures. SECTION IV. FUEL LINES AND FITTINGS 5-9. GENERAL The fuel lines route the fuel from the fuel tanks to the fuel filters and then to the engine. Lines are a combination of rubber hoses, fittings, and metal tubes. Leaks and fuel line blockages are common failures. Clogged lines can be cleared by blowing compressed air through them. Broken or cracked lines and fittings must be repaired or bypassed. Various methods of repairs are given in this section, other line repairs are also provided in Chapters 3 and 11. 5-10. QUICK DISCONNECT LEAK General Information: There are three quick-disconnects in the fuel system of the M109A6 howitzer. 1. In the main fuel line near the primary fuel filter inlet. 2. In the fuel return line. 3. In the personnel heater fuel line. Limitations: None Personnel/Time Required: • 1 soldier • 0.5-1.0 hour Materials/Tools: • Hose nonmetallic (item 35, Appendix C) • Hose clamps (found in M2/3 generic BDR kit, Section III, Appendix C) 5-10