TM 1-1520-238-23
10-160
10.30.
AFT FUEL CELL UPPER VENT TUBE REPLACEMENT – continued
10.30.3. 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 clamp (1) from aft fuel cell upper vent
tube (2).
(1) Remove two screws (3) and washers (4).
(2) Remove clamp halves (5) and (6) and two
spacers (7).
b. Remove upper vent tube (2).
(1) Unlatch and remove retainer (8).
(2) Slide coupling (9) down to clear tube (2).
(3) Swing free end of tube (2) to the left.
(4) Remove coupling (9) and two packings (10).
Discard packings (10).
(5) Unlatch and remove retainer (11).
(6) Slide coupling (12) down to remove tube (2).
(7) Remove coupling (12) and two packings (13)
from lower end of tube (2). Discard packings
(13).
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