TM 1-1520-238-23
7-228
7.53.
SERVOCYLINDER PRESSURE FILTER REPLACEMENT – continued
b. Install new packing (5) and new backup rings
(3) and (4) on cap (1).
(1) Lubricate rings (3) and (4) and packing (5).
Use clean hydraulic fluid (item 92, App F).
(2) Install ring (3), packing (5), and ring (4) in
groove (10) of cap (1).
c. Install pressure filter (6) and filter cap (1) in
cavity (7). Torque cap (1) to 235 INCH-POUNDS.
(1) Lubricate filter cap threads. Use hydraulic
fluid (item 92, App F).
(2) Insert filter (6) into cavity (7).
(3) Install cap (1) on servocylinder (2).
(4) Torque cap (1) to 235 INCH-POUNDS. Use
torque wrench.
d. Inspect (QA).
e. Lockwire filter cap (1) to servocylinder (2).
Use wire (item 226, App F).
f. Inspect (QA).
g. Bleed primary and utility hydraulic systems
(para 1.35).
h. Service primary and utility hydraulic system
(para 1.34).
i. Perform primary and utility hydraulic systems
maintenance
operational
check
(TM 1-1520-238-T).
j. Install fairings L540 and L546 (directional ser-
vocylinder only) (para 2.2).
k. Install access panel R200 (collective and lon-
gitudinal servocylinders only) (para 2.2).
l. Install access panel L200 (lateral servocylind-
er only) (para 2.2).
END OF TASK
1
M04-772-5
10
4
5
3
M04-772-6
6
1
7
2
M04-772-7
1
2
