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TM 10-4930-248-13&P
5-3.
CCR NOZZLE, PISTON MODEL, ASSEMBLY REPAIR - continued.
b. Repair.
WARNING
Drycleaning solvent, P-D-680 Type III, used to clean parts is potentially
dangerous to personnel and property. Use in a well ventilated area as the
fumes are dangerous if inhaled. Avoid repeated and prolonged skin contact.
Do not use near open flame or excessive heat. Flash point of solvent is
138OF .
(1)
Clean all components removed using a wiping rag moistened with drycleaning solvent. Dry with a
clean, dry wiping rag.
(2)
Inspect all parts for damage. Look for damaged threads, broken, wom, scored, or deformed parts,
cracks or corrosion.
(3)
Replace damaged or defective components.
c.
Assembly.
(1)
Install wiper seal (41) in coupling end of nozzle body. The open end of the "V" of wiper seal (41) must face
toward the coupling end of nozzle body (33). Smooth in with a finger to assure it is properly seated in the
groove.
(2)
Install teflon seal (43) in the remaining groove. Open end (spring is visible) of teflon seal (43) must face the
threaded end of the nozzle body (33).
(3)
Install backup ring (42) in the inside groove closest to the threaded end of nozzle body (33). The
thin lip of the backup ring (42) faces the threaded portion of the nozzle body (33).
(4)
Smooth the teflon seal (43) into place with your finger to ensure it is installed correctly.
(5)
Install lug wire (40) into lower groove on body (33) and insert body onto the lug assembly tool.
NOTE
The lug assembly tool should remain level and stable during installation of
the stayback detents and locking lugs.
(6)
Place lug assembly tool in a vise.
NOTE
Stayback detents align with slots in the body and the three slots in the lug
assembly tool. The detents are inserted behind the lug wire.
Change 1
5-29
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