RIGGING HORIZONTAL STABILATOR continued - TM-1-1520-238-23-7-2

RIGGING HORIZONTAL STABILATOR continued - TM-1-1520-238-23-7-2_470

TM-1-1520-238-23-7-2 Helicopter Attack AH-64A Apache (NSN 1520-01-106-9519) (EIC: RHA) Manual
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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

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