TM 1-1520-238-23
Change 1
15-141
15.38.
APU HYDRAULIC DRAIN HOSE REMOVAL/INSTALLATION - continued
g. Remove hose (18).
(1) Hold nipple (22). Remove nut (23).
(2) Hold nipple (24). Remove nut (25).
(3) Remove hose (18).
h. Remove adapter (19) and vent fitting (26) from
APU (27).
(1) Remove lockwire from fitting (26) and APU
(27).
(2) Hold fitting (26). Remove adapter (19) and
packing (28).
(3) Remove fitting (26) and packing (29).
(4) Discard packings (28) and (29).
15.38.4. Cleaning
a. Clean removed and attaching parts (para
1.47).
15.38.5. Inspection
a. Check APU drain hoses, mounting tees, nip-
ples, vent fitting, and adapter for cracks and
damaged threads (para 15.1).
b. Check removed and attaching parts for corro-
sion (para 1.49).
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M04-2121-6A
18
25
24
23
22
18
29
27
26
28
19
M04-2121-17A
