TM 1-1520-238-23
10-390
10.91.
LEFT AND RIGHT AUXILIARY FUEL TANK QUICK-DISCONNECT COUPLING
REMOVAL/INSTALLATION – continued
10.91.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
10.91.5. Inspection
a. Check removed and attaching parts for nicks,
cracks, dents, or damaged threads (para 10.1).
10.91.6. Installation
a. Install coupling (1).
(1) One person install coupling (1) from outside
helicopter through opening (6) in helicopter
structure.
(2) Hold coupling (1). Use crowfoot. Second per-
son install washer (5) and jam nut (4) on cou-
pling (1) in ammunition bay.
(3) Lubricate threads of coupling (1). Use
petrolatum (item 138, App F).
(4) Install nut (3) on coupling (1). Use open end
wrench.
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