TM 1-1520-238-23
10-164
10.31.
AFT FUEL CELL UPPER VENT ADAPTER REMOVAL/INSTALLATION – continued
10.31.3. Removal
CAUTION
Jet fuel will cause external surface of fuel
cell to swell, delaminate, and leak if al-
lowed to contact the fuel cell more than
72 HOURS. Keep jet fuel away from the
outside of fuel cells.
a. Remove fire extinguishing tube (1) and air
tube (2).
(1) Remove tube nut (3).
(2) Hold union (4). Use open end wrench. Re-
move tube nut (5). Use open end wrench.
(3) Remove one screw (6) and washer (7) from
clamp (8).
b. Remove two vent adapter access covers (9)
and (10) from transmission deck (11).
(1) Remove sealing compound from around cov-
ers (9) and (10) and deck (11).
(2) Remove eight screws (12) and packings with
retainer (13). Discard packings with retainers
(13).
(3) Remove covers (9) and (10) from deck (11).
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