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TM5-4930-235-13&P
b. Cleaning.
CAUTION
Do not use wire brushes or wire wheels to clean parts. Failure to comply can result in damage to
paint or metal finish of parts and require replacement.
(1) Wipe parts with a clean cloth to remove dust, dirt, or fuel.
WARNING
Dry cleaning solvent, P-D-680 Type II, is flammable and toxic to eyes, skin, and respiratory tract.
Skin and eye protection required. Avoid repeated or prolonged contact. Use only in well
ventilated areas. Keep away from open flames or other sources of ignition.
(2) Remove heavy deposits of dirt or grease with a clean cloth dipped in dry cleaning solvent. Use low
pressure, filtered air to dry parts.
(3) As required, flush nozzle body (47) with dry cleaning solvent to remove fuel and foreign material from
internal passages. Use low pressure, filtered air to dry nozzle body (47).
c. Inspection.
CAUTION
Do not remove paint from external surfaces to inspect for damage. Failure to comply can
damage parts and require replacement.
(1) Inspect piston (9) for nicks, scratches, and wear of metal finish.
(2) Inspect handle (11), thumb latch (15), and spring (16) for cracks or distortion in shape. Inspect threads in
handle (11) for stripping or cross-threading.
(3) Inspect stem (21) for straightness, nicks, burrs, wear of metal finish, and stripped or distorted threads.
Internal passage must not be plugged.
(4) Inspect indicator shaft (6) for straightness, corrosion, and wear of metal finish. Groove for retaining ring
(7) must not have any nicks or burrs.
(5) Inspect nozzle body (47) as follows:
(a) Check external surfaces for cracks, corrosion, or wear of metal finish.
(b) Check internal surfaces for scoring, scratches, nicks, or burrs.
(c) Check internal passages for dirt or any residue of dry cleaning solvent.
(d) Check threaded holes for cross-threading, dirt, or corrosion.
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