TM 55-1520-240-23-9
11-277
BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
11-277
619.
Set RESPONSE TEST STIM switch (44) to
REMOVE.
620.
Set RESPONSE TEST TIME DELAY-SEC
switches (40) to 50. Wait 3 minutes.
621.
Set RESPONSE TEST STIM switch (44) to
APPLY. When HOLD lamp (45) comes on, read
and record V4 AC/DC VOLTMETER (10) reading.
622.
Calculate V5. Subtract reading of 616 from
reading of step 621 (V5 = V4 - V1). Result shall
be +1.68 to +2.80.
623.
Set RESPONSE TEST STIM switch (44) to
REMOVE.
624.
Set ANALOG SIGNALS ATT SELECT switch
(37) to ROLL.
625.
Set ANALOG SIGNALS ATT servo (38) to 0.0º.
626.
Set ANALOG SIGNALS NORM ACCEL switch
(64) to 1.
627.
Set RESPONSE TEST MODE switch (43) to
OFF.
628.
Set CIRCUIT SELECT A UNITS switch (18) to
2. Read and record V6 AC/DC VOLTMETER
(10) reading.
629.
Set ANALOG SIGNALS ATT servo (38) to 30.0º.
Read and record V7 AC/DC VOLTMETER (10)
reading.
630.
Calculate V8. Subtract reading of step 628 from
reading of step 629 (V8 = V7 - V6). Result shall
be +0.57 to +0.77 for computer 145VS100-3.
Result shall be +0.24 to +0.32 for computer
145VS100-5.
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