TEST PITCH, ROLL, YAW, OR THRUST INTEGRATED LOWER CONTROL ACTUATOR
(ILCA) (AVIM) (Continued)
Procedure is same to remove No. 1 or
No. 2 authority cover from extensible
link. Removal of No. 2 cover is shown
here. Complete one authority cover
installation at a time.
Remove lockwire from four screws (21). Remove
two opposing screws.
Remove two screws (22) and wing nuts (24) from
Install two screws (22) with wing nuts (24) in
holes of screws (21). Tighten wing nuts against
Cover is spring-loaded. Remove with
caution; otherwise, personal injury
Remove remaining two screws (21).
Loosen two wing nuts (24). Remove two screws
Tag and remove cover (25). Put cover aside.
Acetone (E20) is extremely flammable.
It can be toxic. Avoid inhaling. Use
only with adequate ventilation. Avoid
contact with skin, eyes, or clothing.
Keep away from heat, sparks, or open
flame. In case of contact, immediately
flush skin or eyes with water for
at least 15 minutes. Get medical
attention for eyes.
Clean test cover 145GS278-12 (26) with acetone.
Install packing MS278775-129 (27) on cover
(26). Position cover to No. 2 extensible link (28).
Install screws (22). Tighten nuts (24).
Install two screws (21).
Remove two screws (22) and wing nut (24).
Stow screws (22) and nuts (24).
Install remaining two screws (21).
21.1. Repeat steps 10 thru 21 for other extensible links.