TM 1-1520-238-23
7-345
7.88.
UTILITY HYDRAULIC ACCUMULATOR APU START SOLENOID VALVE
REPLACEMENT – continued
7.88.6. Installation
a. Install new packings (6), (7), and (8) on new
valve (1).
(1) Lubricate packings (6), (7), and (8). Use
clean hydraulic fluid (item 92, App F).
(2) Install packing (6) on connector (10).
(3) Install packing (7) in groove (11).
(4) Install packing (8) on fitting (12).
b. Install valve (1) on accumulator (2).
(1) Aline valve (1) on accumulator (2).
(2) Aline guard (5) on valve (1).
(3) Install two screws (3) and two screws (4). Use
hexagon screwdriver.
c. Inspect (QA).
d. Service utility hydraulic accumulator (para
1.36).
e. Bleed utility hydraulic system (para 1.35).
f. Service utility hydraulic system (para 1.34).
g. Perform utility hydraulic system maintenance
operational check (TM 1-1520-238-T).
h. Install APU enclosure (para 15.42).
i. Secure access doors T250L, T250R, T290L,
T290R, and L325 (para 2.2).
END OF TASK
M04-894-3
10
6
12
7
8
11
1
M04-894-4
2
4
5
3
1
