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AFT FUEL CELL NITROGEN INERT CHECK VALVE REMOVAL/INSTALLATION
AFT FUEL CELL NITROGEN INERT CHECK VALVE REMOVAL/INSTALLATION continued - TM-1-1520-238-23-6_578
TM-1-1520-238-23-6 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual
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TM 1-1520-238-23
Change 3
10-557
10.133.
AFT FUEL CELL
NITROGEN
INERT CHECK VALVE REMOVAL/INSTALLATION – continued
d.
Remove aft fuel cell access panel (1).
(1) Remove sealing compound from around pan-
el (1).
(2) Remove 56 screws (2). Remove and discard
56 packings with retainers (3).
(3) Remove 20 bolts (4). Remove and discard 20
packings with retainers (3).
e.
On aft side of bulkhead (5),
remove hose
(6)
from
nitrogen
inert check valve (7).
(1) Hold valve nut (8). Remove nut (9).
(2)
Remove hose
(6) from valve (7).
f.
Remove access panel (10).
(1) Remove fillet seal from around panel (10) and
transmission deck (11).
(2) Remove five screws (2) and packings with
retainers (3).
(3) Discard five packings with retainers (3).
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