TM 55-1520-240-23-6
7-98
TEST PITCH, ROLL, YAW, OR THRUST INTEGRATED LOWER CONTROL ACTUATOR
(ILCA) (AVIM) (Continued)
7-98
207.
Press and hold HIGH PRESS RELIEF valve
(67) and LOW PRESS RELIEF valve (68) for 15
seconds.
208.
Set ILCA PRESS SYS 1 valve (1), ILCA PRESS
SYS 2 valve (2), SAS PRESS SYS 1 valve (3),
and SAS PRESS SYS 2 valve (4) to OFF.
209.
Set RETURN SYS 1 valve (5) and RETURN SYS
2 valve (6) to OFF.
210.
Remove and stow PIN 2 (69).
211.
Reduce hydraulic test stand pressure to 1500
psi.
212.
If no further testing is required, perform normal
shutdown. (Refer to TM 55-4920-428-13.)
END PROOF PRESSURE TEST
Change 1
7-449