TM 55-1520-240-23-9
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BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
11-277
TEST 9
COLLECTIVE CONTROL DRIVER ACTUATOR
(CCDA) TEST
NOTE
Perform preliminary procedure before
test. (Refer to TM 55-4920-430-13.)
609.
Set RESPONSE TEST MODE switch (43) to ON.
610.
Set RESPONSE TEST TIME DELAY-SEC
switches (40) to 15.
611.
Set ANALOG SIGNALS NORM ACCEL switch
(64) to 2. Wait 3 minutes.
612.
Set METER switch (6) to DC.
613.
Set METER RANGE switch (7) to 20V.
614.
Set CIRCUIT SELECT TENS switch (8) to 60.
615.
Set CIRCUIT SELECT A UNITS switch (18) to 0.
616.
Set CIRCUIT SELECT A/B SELECT switch (9)
to A. Read and record V1 AC/DC VOLTMETER
(10) reading.
617.
Set RESPONSE TEST STIM switch (44) to
APPLY. When HOLD lamp (45) comes on,
read and record V2 AC/DC MULTIMETER (10)
reading.
618.
Calculate V3. Subtract reading of step 616 from
reading of step 617 (V3 = V2 - V1). Result shall
be +4.99 to +7.48.
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