TM 5-3810-306-20FUEL SUPPLY AND RETURN LINES REPLACEMENTTOOLS:General mechanic’s tool kit: automotive (5180-00-177-7033)SUPPLIES:Clean rags (Item 1, Appendix C)Preformed packing (Item 72, Appendix C)EQUIPMENT CONDITION:Disconnect ground cable at shunt. (Refer to page 8-109.)Engine access doors open.REMOVAL:WARNINGFuel is flammable. Keep fuel awayfrom heat and open flame.NOTEGet set to catch fuel in drain pan.1.REMOVE FUEL SUPPLY LINE (3).a. Close valve (1) at in-line fuel filter (2).b. Disconnect fuel supply line (3) at adapter (4).Remove and discard preformed packing (5).c. Disconnect fuel supply line (3) at tank.d. Remove fuel supply line (3).2.REMOVE FUEL RETURN LINE (6).a. Loosen clamp (7) at fuel injection pump.b. Disconnect fuel return line (6).c. Loosen clamp (8) at fuel tank.d. Disconnect and remove fuel return line (6).5-10
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