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TM 5-4320-308-13
3-25. REPLACE FUEL FILTER, FUEL PRESSURE LINE, HOSES, AND FITTINGS (Continued)
15
Remove non-return valve (1) and gasket
(2). Discard gasket (2).
INSPECTION:
WARNING
Death or serious injury could occur if fuel is not handled carefully. Use in a well-ventilated area
away from open flame, arcing equipment, ignition sources, heaters, or excessive heat. Always
store fuel in proper, marked containers. DO NOT SMOKE.
1
Inspect all fuel hoses for cracks, abrasions, or restrictions. Replace as necessary.
2
Inspect fuel pressure line for damage, rust, corrosion, or restrictions. Replace if necessary.
3
Check non-return valve by shaking for free movement of internal valve ball. If necessary, clean with fuel. If
internal valve ball does not have free movement, replace non-return valve.
3-57
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