TM 10-4320-307-24
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FEEDING SYSTEM REPAIR/REPLACE (CONT).
13. Unscrew fitting (14) securing fuel return line (9) to fuel tank (13).
14. Unscrew fitting (15) securing fuel return line (9) to return system and remove return line.
15. Unscrew fuel supply valve (4) and fuel return valve (11) from fuel tank (13).
INSPECTION:
1.
Inspect fittings and hose clamps for damage, rust, and corrosion.
2.
Inspect fuel lines and fuel return line for cracking or brittleness. Check lines for leakage. Remove only minor rust or
corrosion with crocus abrasive cloth.
3.
Replace damaged or leaking fuel lines, valves, fuel return line, fittings, and clamps.
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