TM 55-1520-240-23-9
11-277
BENCH TEST AFCS COMPUTER (AVIM)
(Continued)
11-277
764.
Wait 5 minutes. Read and record V18 AC/DC
VOLTMETER (10) reading.
765.
Calculate V19. Subtract reading of step 763 from
reading of step 764 (V19 = V18 - V17). Result
shall be 0.000 to -0.200.
766.
Set power switch (81) to OFF.
767.
Slowly turn INCREASE knob (82) and
DECREASE knob (84) fully counterclockwise.
Do not disconnect hose assemblies
from tester or change position of
vacuum or pressure selector knobs
before all instruments return to their
normal readings, as the instruments
involved can be damaged.
768.
When KNOTS indicator (83) reads 0, disconnect
hose (76) from port R (85).
769.
Turn INCREASE knob (82) and DECREASE
knob (84) fully clockwise.
770.
Set CIRCUIT SELECT TENS switch (8) to 40.
771.
Set CIRCUIT SELECT A UNITS switch (18) to 0.
Read and record V20 AC/DC VOLTMETER (10)
reading. Reading shall be -0.030 to +0.030.
11-1138