TM 1-1520-238-23
10-520
10.124.
NITROGEN INERTING UNIT (NIU) REMOVAL/INSTALLATION – continued
(5) Remove screw (12), washer (13), and clamp
(14) from NIU clamp support bracket (15).
(6) Loosen screw of clamp (16).
(7) Remove hose (4) from left port of NIU (3).
f. Remove NIU cooling air outlet hose (17).
(1) Loosen screw of clamp (18).
(2) Remove hose (17) from right vent (19).
(3) Remove screw (20), washer (21), and sup-
port clamp (22) from NIU clamp support
bracket (23).
(4) Loosen screw of clamp (24).
(5) Remove hose (17) from NIU (3).
g. Remove pressurized air supply inlet hose
(25).
(1) Hold bulkhead union (26). Remove hose nut
(27).
(2) Hold NIU fitting (28). Remove hose nut (29).
(3) Remove hose (25) from NIU (3).
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M04-2976-6
13
12
4
16
14
15
3
M04-2976-7
18
19
17
3
24
17
22
23
21
20
M04-2976-8
26
27
25
29
3
28
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