TM 1-1520-238-23
10-190
10.36.
AFT FUEL CELL FOUR-WAY CHECK VALVE REMOVAL/INSTALLATION – continued
b. Install outlet hose (10) on valve (1).
(1) Lubricate threads of fitting (11). Use
petrolatum (item 138, App F).
(2) Install hose nut (5) on fitting (11) at port D.
c. Install inlet hose (12) on valve (1).
(1) Lubricate threads of fitting (13). Use
petrolatum (item 138, App F).
(2) Install hose nut (4) on fitting (13) at port C.
d. Install fuel supply hose (14) on valve (1).
(1) Lubricate threads of fitting (15). Use
petrolatum (item 138, App F).
(2) Install hose nut (3) on fitting (15) at port B.
Use open end wrench.
e. Inspect (QA).
f. Install aft fuel cell access panel and access
cover (para 10.32).
g. Perform crossfeed/boost system mainte-
nance operational check (TM 1-1520-238-T).
END OF TASK
13
4
M04-364-6
12
1
11
10
5
3
15
14
