TM 5-4520-256-14
3-39. NOZZLE MAINTENANCE - Continued.
a. Removal.
NOTE
Proper gap must be maintained.
(1)
Remove setscrew (8) and pull baffle (7) from block (3).
(2)
Remove setscrew (2) and pull nozzle tube assembly (5) from block (3).
(3)
Remove nozzle (6) and connector (4) from nozzle tube assembly (5).
(4)
Remove o-ring (1) from block (3).
(5)
Remove three screws (10), three lockwashers (11), and three flat washers (12) from block (3).
(6)
Remove petal valve (9).
b. Inspection.
(1)
Inspect threads for signs of stripping, damage, or corrosion.
(2)
Inspect nozzle for clogs, burrs, and wear.
(3)
Inspect fuel tube for bends and dents.
c. Cleaning.
WARNING
Cleaning solvent, Federal specification P-D-680, is toxic and flammable. Use only in a well-
ventilated area. Avoid prolonged breathing of fumes. Keep solvent away from flames. Do not
use in excessive amounts. Avoid skin contact.
(1)
Clean all parts in cleaning solvent (item 11, Appendix E).
(2)
Allow to dry.
d. Installation.
NOTE
Do not apply locking compound to tube threads at flare end.
(1)
Apply locking compound (item 6, Appendix E) to threads.
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