TM 55-1520-240-T
7-9.2 INTEGRATED LOWER CONTROL ACTUATOR (ILCA) VISUAL CHECK
7-9.2
INITIAL SETUP
Applicable
All
Tools:
None
Materials:
None
Configurations:
Personnel Required:
Aircraft Pneudraulics Repairer
References:
TM 55-1520-240-23
Equipment Condition:
ILCA Removed From Shipping Container
TASK
RESULT
1.
2.
3.
4.
5.
6.
Check extensible link servo valves (1
2).
Check cross feedback transducer (5).
and
Check self feedback
7).
transducers (6 and
Check levers (8), and rods (9).
Check actuator (1 O).
Check six Huck bolts (11) on thrust ILCA
or seven Huck bolts (11) on roll, pitch, or
yaw ILCA.
If either extensible link servo valve (1 or 2) is loose
or damaged, tighten or replace it as required. If wir-
ing from link servo valve (1 or 2) to receptacle (3 or
4) is damaged, replace link servo valve (1 and 2).
If transducer (5) is loose or damaged, tighten or re-
place it as required. If wiring from transducer (5) to
receptacle (3 or 4) is damaged, replace wiring.
If either transducer (6 or 7) is loose or damaged,
tighten or replace it as required. If wiring from trans-
ducer (6 or 7) to receptacle (3 or 4) is damaged,
replace transducer (6 or 7).
If any lever (8) is cracked or bent, forward actuator
to depot. If any rod (9) is bent, forward actuator to
depot.
If body of actuator is cracked, forward actuator to
depot.
If any Huck bolt (11) pin head is not seated, collar
contains corrosion, or collar can be turned indepen-
dent of bolt, forward actuator to depot.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Test Integrated Lower Control Actuator (ILCA).
8975
END OF TASK
Change 2
7-223
