TM 55-1520-240-23-9
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BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
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360.
Calculate V4. Subtract reading of step 358 from
reading of step 359 (V4 = V3 - V2). Result shall
be +4.70 to +7.05 volts.
361.
Set RESPONSE TEST STIM switch (44) to
REMOVE.
362.
Set ANALOG SIGNALS DIR OPT switch (33)
to 1.
363.
Set ANALOG SIGNALS AIRSPEED switch (35)
to 4. Wait 20 seconds. Read and record V5
AC/DC VOLTMETER (10) reading.
364.
Set ANALOG SIGNALS YAW RATE switch (34)
to 3.
365.
Set RESPONSE TEST STIM switch (44) to
APPLY. When HOLD lamp (45) comes on, read
and record V6 AC/DC VOLTMETER reading.
366.
Calculate V7. Subtract reading of step 363 from
reading of step 365 (V7 = V6 - V5). Result shall
be +2.13 to +3.47 volts.
367.
Set RESPONSE TEST STIM switch (44) to
REMOVE.
368.
Set RESPONSE TEST TIME DELAY-SEC
switches (40) to 4.0. Wait 60 seconds.
369.
Set RESPONSE TEST STIM switch (44) to
APPLY. When HOLD lamp (45) comes on, read
and record V8 AC/DC VOLTMETER (10) reading.
370.
Calculate V9. Subtract reading of step 363 from
reading of step 369 (V9 = V8 - V5). Result shall
be +0.93 to 1.41 volts.
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