CHAPTER 4: MAINTENANCE OF MAIN ENGINE FUEL, AIR INTAKE,TM 9-2350-256-20AND EXHAUST SYSTEMS4— 10 REPLACE/REPAIR FUEL VALVE LINES AND FITTINGS-Continuedb. REPAIR1Clean and dry all lines and fittings.2Inspect fuel lines for cracks, bends, twists, or flattened areas.3Straighten slightly bent rigid fuel lines. Replace broken or badly bent fuel lines.4Replace broken or badly bent flexible fuel lines. Replace frayed, cracked, or defective flexible lines. Replacedamaged fittings.c. INSTALLATIONInstall lines and fittings in reverse order using illustration as guide.NOTEFollow-on maintenance:• Install toolbox rack (see paragraph 9-47)• Install rear left-side intermediate floor plate (see paragraph 9-16)• Install stowage basket center left floor plate (see paragraph 9-14)• Install intermediate rear left-side floor plate (see paragraph 9-13)• Install rear center floor plate (see paragraph 9-12)• Close fuel tank drain valves and fill fuel tanks or turn ON fuelshutoff valves (refer to TM 9-2350-256-10)4-11 REPLACE/ADJUST ENGINE FUEL MANUAL SHUTOFF CONTROLTHIS TASK COVERSa. Removalb. Installationc. AdjustmentINITIAL SET-UPTools:Material/Parts-Continued:Tool kit, general mechanic's (Appendix C, item 53)• Packing, preformed (Appendix G, item 195)• Pins, cotter (2) (Appendix G, item 208)Material/Parts:• Tape, sealant (Appendix D, item 30)Equipment Conditions:• Lockwashers (10) (Appendix G, item 116)• Fuel tank drain valves opened and fuel tank• Lockwashers (4) (Appendix G, item 121)drained, or fuel shutoff valves turned to OFF• Lockwashers (2) (Appendix G, item 132)(refer to TM 9-2350-256-10)NOTEFor installation purposes, parts indicated with an asterisk (*) need sealant tape.a. REMOVALRemove lines and fittings as required using illustration as guide.4—24
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