TM 55-1520-240-23-9
11-277
BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
11-277
420.
Set ANALOG SIGNALS ATT synchro (38) to
180º. Read AC/DC VOLTMETER (10). Reading
shall be -1.31 to +1.31.
421.
Set ANALOG SIGNALS ATT synchro (38) to 0.0º.
422.
Set DISCRETE SIGNALS CYCLIC BRAKE
switch (27) to 0.
423.
Set ANALOG SIGNALS AIRSPEED switch (35)
to 6.
424.
Set DISCRETE SIGNALS VERT GYRO VALID
switch (16) to 1.
425.
Set CONTROL PANEL SIMULATION AFCS
switch (12) to SELECT.
426.
Set DISCRETE SIGNALS HYD PRESS switch
(13) to 1.
427.
Set SERVO SIMULATION ILCA SIMULATION
YAW switch (56) to OPERATE.
428.
Set CIRCUIT SELECT A UNITS switch (18) to 4.
429.
Set METER switch (6) to AC.
430.
Set METER RANGE switch (7) to 2V.
431.
Set ANALOG SIGNALS ATT synchro (38) to
7.0º. Read and record V22 AC/DC VOLTMETER
(10) reading.
432.
Set ANALOG SIGNALS ATT Synchro (38) to
353º. Read and record V23 AC/DC VOLTMETER
(10) reading.
433.
Calculate V24. Add reading of step 431 and
reading of step 432 (V24 = V23 + V22). Result
shall be +2.04 to +2.66 volts.
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