TM 55-1520-240-23-9
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AFCS INTERFACE TEST
(Continued)
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TEST 1
PITCH ILCA NULL TEST (BOTH)
1.
Set AFCS SYSTEM SEL switch (1) to 1 or 2.
(System under test.)
2.
Set AFCS line test set switches as follows:
a.
Two MASTER POWER switches (2) to ON.
b.
METER SOURCE switch (3) to ILCA DRIVE.
c.
MONITOR SELECT switch (4) to PITCH.
3.
Set MONITOR SELECT FDBK switch (5) to
SELF. Red digital display (6). Reading shall be
-0.10 to +0.10 VAC.
4.
Set MONITOR SELECT FDBK switch (5) to SUM
1. Red digital display (6). Reading shall be -0.10
to +0.10 VAC.
5.
Set MONITOR SELECT FDBK switch (5) to SUM
2. Read digital display (6). Reading shall be
-0.10 to +0.10 VAC.
END PITCH ILCA NULL TEST (BOTH)
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