TM 55-1520-240-23-6
7-98
TEST PITCH, ROLL, YAW, OR THRUST INTEGRATED LOWER CONTROL ACTUATOR
(ILCA) (AVIM) (Continued)
7-98
TEST 7
CYLINDER STROKE TEST (ALL)
81.
Perform steps 1 thru 40. Check initial control and
valve settings in steps 22 and 23.
82.
Set electrical and hydraulic unit controls as
follows:
a.
Check RETURN SHUTOFF valve (47) is fully
OPEN.
b.
SOLENOID SHUTOFF switch (44) to OPEN.
c.
SOLENOID valve (53) to OPENED.
d.
RETURN SYS 1 valve (5) and RETURN SYS
2 valve (6) to RETURN.
e.
Slowly turn HIGH PRESS REGULATOR
valve (52) towards INCREASE for a reading
of 1500 psi on HIGH PRESS gauge (13).
f.
ILCA PRESS SYS 1 valve (1) and ILCA
PRESS SYS 2 valve (2) to PRESS.
WARNING
When turning valve, keep hands clear
of input and output arms; otherwise,
personnel injury can occur.
83.
Slowly turn HIGH PRESS SHUTOFF valve (51)
to full OPEN.
7-426
Change 1