TM 1-1520-238-23
7-352
7.90.
UTILITY HYDRAULIC ACCUMULATOR APU START MOTOR RETURN HOSE
REPLACEMENT – continued
7.90.6. Installation
a. Install new hose (1) on union (2).
(1) Lubricate threads on union (2). Use clean
hydraulic fluid (item 92, App F).
(2) Hold union (2). Use open end wrench.
(3) Install nut (3). Use open end wrench.
b. Install hose (1) on tube (4).
(1) Lubricate threads on fitting (5). Use clean
hydraulic fluid (item 92, App F).
(2) Hold union (5). Use open end wrench.
(3) Install nut (6). Use open end wrench.
c. Inspect (QA).
d. Bleed utility hydraulic system (para 1.35).
e. Service utility hydraulic system (para 1.34).
f. Perform utility hydraulic system maintenance
operational check (TM 1-1520-238-T).
g. Install APU enclosure (para 15.42).
h. Secure access doors T250L, T250R, T290L,
T290R, and L325 (para 2.2).
END OF TASK
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