TM 1-1520-238-23
11-1288
Change 7
11.298.
RIGGING HORIZONTAL STABILATOR – continued
p. Actuate stabilator to full NU position.
q. Check that stabilator NU angle is 8 to 10 de-
grees on protractor assembly (6).
(1) If angle is not within limits, replace actuator
(para 11.224).
r. Check that both pilot and CPG indicator (15)
indicate 9 2 degrees.
(1) If indicators are not within limits, replace posi-
tion transducer (para 11.231).
s. On pilot aft circuit breaker panel, open STAB
MAN DC and STAB MAN AC circuit breakers.
t. Remove external power from aircraft (para
1.70).
u. Remove protractor assembly (6) from fixture
(1).
(1) Loosen two thumbscrews (8).
(2) Remove protractor assembly (6) from
protractor fixture (1).
(3) Tighten two thumbscrews (8).
v. Remove protractor fixture (1) from stabilator
(2).
(1) Loosen four wing nuts (5). Remove fixture
(1).
w. Inspect (QA).
x. Install access panel R200; install covers L545
and R545 (para 2.2).
y. Disconnect maintenance headset (para 1.134).
z. Perform stabilator maintenance operational
check (TM 1-1520-238-T).
END OF TASK
9º ±
1º
6
M04-3062-12A
POS
STAB
STABILATOR POSITION INDICATOR
DEG
15
M04-3062-13
M04-3062-15
1
8
6
M04-3062-16A
5
2
1
