TM 55-1520-240-23-9
11-277
BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
11-277
89.
Set DISCRETE SIGNALS DETENT ROLL switch
(28) to 0.
90.
Hold DISCRETE SIGNALS ROLL BEEP TRIM
switch (36) to RIGHT. Read AC/DC VOLTMETER
(10). Reading shall be +6.5 to +7.5. Release
switch.
91.
Set ANALOG SIGNALS ATT SELECT switch
(37) to ROLL.
92.
Set ANALOG SIGNALS ATT synchro (38) to 3.0º.
93.
Set DISCRETE SIGNALS SWIVEL LOCK switch
(31) to 0. Read AC/DC VOLTMETER (10).
Reading shall be +6.5 to +7.5.
94.
Set DISCRETE SIGNALS SWIVEL LOCK switch
(31) to 1. Read AC/DC VOLTMETER (10).
Reading shall be +6.5 to +7.5.
95.
Set ANALOG SIGNALS ATT synchro (38) to
0.0º. Read AC/DC VOLTMETER (10). Reading
shall be -6.5 to -7.5.
96.
Set ANALOG SIGNALS AIRSPEED switch (35)
to 2.
97.
Set DISCRETE SIGNALS SWIVEL LOCK switch
(31) to 0.
98.
Set AFCS POWER switch (1) to OFF.
99.
Set ANALOG SIGNALS ATT synchro (38) to
15.0º.
100.
Set AFCS POWER switch (1) to ON.
101.
Set CIRCUIT SELECT A UNITS switch (18) to 6.
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