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TM 10-4930-250-13&P
4
2
3
6
7
5
Figure 4-7. Fuel Hose Disassembly and Cleaning
b. Cleaning.
F@-K]
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Dry cleaning solvent, P-D-680, Type III, is potentially dangerous to personnel and property. Eye and skin
protection is required. Avoid repeated and prolonged skin contact. Wash hands immediately after exposure. Do
not use near open flame or excessive he-at. Use only in areas with good ventilation.
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Rubber gloves should be wom when handling fueling system components due to the toxic effects of
some fuel additives and the dry cleaning solvent.
Using wiping rags and dry cleaning solvent (P-D-680), remove dirt and contaminants from all components.
c.
Inspection. (Figure 4-7)
(1) Inspect valved unisex coupling assembly (7) for cracks, corrosion and damaged coupling body.
(2) Inspect hose (4) for cuts, tears, punctures, bulges and delamination.
(3) Inspect ends of hose (4) for damaged or missing ground wires. Perform continuity test of ground wire from one end
of hose to the other. Continuity
must exist.
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