ARMY TM 9-2815-254-24
AIR FORCE TO 38G1-94-2
3-10.4. Cleaning.
Cleaning solvent is flammable and toxic to eyes, skin, and respiratory
tract. Skin/eye protection required. Avoid repeated/prolonged contact.
Good general ventilation is nom-rally adequate.
a.
Soak all parts except nozzle in a dry cleaning solvent (P-D-680) and wipe off all excess residue with a soft
cloth. Use wire brush to clean excessively dirty parts.
Clean nozzle holder mating surfaces with a piece of hard wood or a soft
cloth otherwise, damage will occur. Do not use a metal brush since
scars could cause leakage.
b.
Remove nozzle needle valve from nozzle body. Holding the needle valve by stem, only clean shaft section
and seat surface of needle valve with a piece of hardwood dipped in engine lubricating oil (ML-L-2104) or
a clean soft cloth.
c.
If a large amount of carbon residue remains and nozzle can not be cleaned well enough, dip nozzle in carbon
cleaner and repeat step b.
Compressed air used for cleaning can create airborne particles that
may enter the eyes. Pressure will not exceed 30 psig (207 kPa). Eye
protection required.
Never use sand paper, metal scraper, or other abrasive materials to
clean nozzle body and needle valve, otherwise damage will occur.
3-28
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